Spring Content Filesystem Example

TL;DR: While slightly more verbose, constructor injection is safer and more easily tested than field level injection. Out of box settings work only to some extent To deliver highest performance, the vendor may want you to. Visit the post for more. You can also base it on the headers or properties associated with the message. Here's a short introduction to JCR, the Java Content Repository. Spring allows us to externalize String literals in its context configuration files into external properties files in order to separate application-specific settings from framework-specific configuration. APFS is the new file system rolled out by Apple beginning in 2017. VBScript » Objects » FileSystemObjectVersion: 2. mkdir_p/1 to create directories and all their parent chain. java file in the glusterfs-java-filesystem-example project provides a demonstration of the capabilities of this project from a high level consumer's point of view, it connects to the volume on the vagrant VM. GetDataBack Pro V5. FileSystem Validated and supported by the community experts, these projects follow best practices for security, documentation, and code quality. Let's execute a few requests to discover that content negotiation is not provided by default by the project we created with Spring Boot Starter Web and move on the adding content negotiation to our application. Copy one type of file to another location 3. This is the same syntax as a recordset or a connection. There are even File. You could also comment out the specified lines and can manually mount filesystem after reboot. The Filesystem library, ISO/IEC TS 18822:2015, provides facilities for performing operations on file systems and their components, such as paths, regular files, and directories. Our content is reader-supported, which means if you click on one of our links to a recommended website builder, we may earn a commission. The source and target systems of such a transport route are defined in the SAP system customizing. config File Example for WebDAV. IXL is the world's most popular subscription-based learning site for K–12. How to use spring in a sentence. This site is a service of the Consumer Horticulture Program at Purdue University. Examples of Subordinating Conjunctions. Sanitize untrusted HTML (to prevent XSS) Problem. Silver Spring, Md. This example shows how to load the properties file values using the @Value annotation. getFile() you will receive an error, because Spring tries to access a file system path, but it can not access a path in your JAR. Review Test Submission: BUSI 1301 Pre-Test Content User Course Test Started BUSINESS PRINCIPLES - SPRING 2013 BUSI 1301 Pre-Test 1/22/13. As mentioned earlier, Spring Cloud Config Server makes a clone of the remote git repository in case the local copy gets dirty (for example, folder content changes by an OS process) such that Spring Cloud Config Server cannot update the local copy from remote repository. overlay kubuntu. A FileSystem object is used to perform two tasks: an interface between a Java program and a file system. All files in the UNIX file system are organized in a multi-leveled hierarchy called a directory tree. ) you can significantly reduce the amount of boilerplate code required to implement data access layers for those persistence stores. Copy file from one location to another. It is typed to the Spring Data domain class, with which the content will be associated, and to content id type of that domain class. Exams are a great way to reinforce and evaluate students' understanding of the course content and main ideas. Spring Batch 3 FlatFileItemReader and FlatFileItemWriter Annotation Example By Arvind Rai, November 08, 2014 This page is describing the use of FlatFileItemReader and FlatFileItemWriter using annotation in spring bath 3. But Spring boot gives us an option to configure all profiles within a single "yml"…. ) are all examples of BLOBs. Introduction We will create an example to read file content from source directory using file adapter in Spring integration. It gives us access to a sandboxed section of the user's local file. The File and Directory Entries API interface FileSystem is used to represent a file system. Example of ESP8266 Flash File System (SPIFFS) January 31, 2018 ESP8266 esp , ESP8266 , File System , Flash , NodeMCU , SPIFFS Manoj R. Educators use our materials to supplement the curriculum, to inform their practices, and to create civil and inclusive school communities where children are. The root file system is the top of the hierarchical file tree. There's a file called /etc/fstab in your Linux system. This represents the model in MVC pattern. Its modular architecture uses the latest open src Java technologies: Spring, Hibernate, Lucene and JSF. springframework. Empty is true if the JSON object has no key:value pairs, false if there is at least 1 pair. It adds some extra functionality than BeanFactory such as simple integration with Spring's AOP, message resource handling (for I18N), event propagation, application layer specific context (e. By passing window. For this Node. This is a tutorial on how to expand the space used by the file system on an external micro SD card on your BeagleBone Black. Every organization has unique requirements and different kinds of content. For example, flash-3:, as viewed from the stack master, refers to the same file system as does flash: on stack member 3. Supports resolution as both a FileInfo and a Uri. Applications often want to store and retrieve these various BLOBs together with the typical relational data. Required Jar files. com For a list of AWS Regions that Amazon EFS supports (where you can create and manage file systems), see Amazon Elastic File System in the AWS General Reference. 1 Listing files and directories ls (list) When you first login, your current working directory is your home directory. If you're behind a web filter, please make sure that the domains *. When using Spring Framework, you may want to create Custom UserDetailsService to handle retrieval of user information when logging in as part of Spring Security. Authorization information is stored on the file system, so subsequent executions will not prompt for authorization. I am going to be taking a break from posting for a bit. Go by Example. springframework. The Spring ISD Board of Trustees met for a workshop Thursday night, where they received an update on targeted improvement plans for several elementary and middle schools to get them up to state. Even one of the Spring engineers advises against field level dependency injection. servlet-api 3. FileSystem class hierarchy. Watching a Directory for Changes Have you ever found yourself editing a file, using an IDE or another editor, and a dialog box appears to inform you that one of the open files has changed on the file system and needs to be reloaded?. If you have more files installed, you may find incompatibilities with other systems using root filesystems on smaller partitions. What is active content? Active content is a broad term which covers any type of non-standard text that can be included in item descriptions to provide additional functionality. Sample was originally build with VS 2008, but has converted to VS 2012. Create a FileSystem instance by passing a new Configuration object. This tutorial will work with any of the Linux operating systems mentioned on Ubuntu On BeagleBoard Black or Debian On BeagleBoard Black that boot from a micro SD card. The acronym "FS" is used as an abbreviation of FileSystem. Spring Boot: Excel, Csv and Pdf view example. If you are using spring cloud config with a file system backend, then you should put your configuration files in a shared file system. Spring MVC is based on Model-View-Controller architecture. It is mounted on the root (/) mount point. You can vote up the examples you like and your votes will be used in our system to generate more good examples. In my previous post, we have already discussed about how to import a Node JS module using require() call. Spring Tides. Example for Saagie Wiki - Read and write to HDFS with Java - saagie/example-java-read-and-write-from-hdfs. Code Examples. You can get the getResource() method from the application context. Go by Example. Here we will see three scenario's 1. Young readers can celebrate springtime with this story about a young girl who enjoys the sights and smells of the season. Group projects have turned into online emailing and sending information to one another instead of meeting in person. These objects can be obtained from the filesystem property on any file system entry. Inside The Lustre File System A file, a directory or the entire file system can be set to handle distribution using several parameters: • Stripe size – The specific size of an object (a file usually consists of a number of stripes). Spring MVC is based on Model-View-Controller architecture. The following are top voted examples for showing how to use org. js and npm package manager installed on your machine. Access Canvas, get training, find support, look-up grades, and download apps. For further information about regex, see the Regular Expressions lesson. Authorization information is stored on the file system, so subsequent executions will not prompt for authorization. File System Tree View This sample how to build directory and file tree view with UserControl and TreeView controls in Windows Forms. Use the show file systems privileged EXEC command to list all file systems, including the flash file systems in the switch stack. opaque—The file system is a locally generated pseudo file system (for example, the system) or a download interface, such as brimux. SPRING 1 Psychiatric Mental Health Nurse Practitioner Program gram of Study- SAMPLE: SPRING TART INCLUDES NO CLASSES SUMMERS 1&2 (Subject to Change) NURS 5104 Community Concepts in Advanced Practice Nursing 2 hours NURS 5101 Research Methodology 3 hours NURS 5202 Introduction to Professional Practice Management 1 hour FALL 1. Spring Boot WAR deployment example. Roofs immediately come to mind as an example of the latter as there are more gentle alternatives available. For example, if spring-webmvc is on the classpath, this annotation flags the application as a web application and activates key behaviors, such as setting up a DispatcherServlet. Factory Water Treatment Process for Poland Spring® Natural Spring Water, Distilled Water and Sparkling Spring Water The final treatment consists of the following processes: Spring Water Distilled Water Sparkling Spring Water 1. In this post we implement a simple Spring Boot example to implement Content Negotiation for returning XML or JSON depending upon the URL suffixes. This is done by the following processes: creating a FileSystemObject. Below outlines some options to access the Windows file system related information with both native and custom code. Currently there are two methods of opening local file system links. js, but your script can be in any language. The hadoop copyFromLocal command is used to copy a file from the local file system to the hadoop hdfs. You can also check our Git repository for Java Read & Write files in HDFS Example and other useful examples. File systems can be used on numerous different types of storage devices that use different kinds of media. The spring constant is a scalar. For this Node. " replaces all text in the original file with the new text. The folder where your sketch is saved should open. Open method takes '/'-separated paths, a Dir's string value is a filename on the native file system, not a URL, so it is separated by filepath. There are even File. The spring related configuration, as per Spring MVC convention, is stored in the file named using -servlet. The Provider of the Content is the party that submitted the Content for Posting and who represents and warrants that they own all of the Content, (or have obtained all written releases, authorizations and licenses from any other owner(s) necessary to grant IBM and downloaders this license with respect to portions of the Content not owned by the. with plenty of flexibility for what an. This Context becomes the default web application for this virtual host, and is used to process all requests that do not match any other Context's context path. Separator, which isn't necessarily '/'. A recent paper by Aschard et al described the potential for “collider bias” when adjusting for heritable covariates in genetic association studies[1][1]. Spring Boot WAR deployment example. 20 Ways to Get More Fruits and Veggies; 300 Calorie Low Carb, High Protein, Low Fat Meal Recipe – Baked Chicken and Veggies. Using Powershell you can copy file fron one location to another location. xml where ServletName is the name of DispatcherServlet defined in web. ContentResult return type is used for returning Content i. Permissions: A Primer, or: DACL, SACL, Owner, SID and ACE Explained ReACLing a File Server in a Domain Migration with SetACL 3. This example shows how to load properties file from a local file system. 1 Java Servlet API commons-fileupload 1. Uploading File to the server using Servlet and JSP is a common task in Java web application. Developer Community for Visual Studio Product family. But when I edit the record, I see the file name as static text with the delete check box besides it. Ask what options are available, more the better. The final permissions for the new object are mode - mask. spring-webmvc 5. The size parameter counts the number of top level keys inside the JSON object. Async Content Loading Example. Collection of icons and controls The iSpring Content Library gives you ready-to-use icons and controls that have a cohesive design and match each other perfectly. In this paper we discuss the design and implementation of the filesystem interface in the UNIX kernel and the NFS virtual filesystem. @PropertySource is an annotation for declaring a PropertySource to Spring's Environment. Spring allows us to externalize String literals in its context configuration files into external properties files in order to separate application-specific settings from framework-specific configuration. A family tree is an example of a hierarchical structure that represents how the UNIX file system is organized. For example, SimpleFSDirectory has poor concurrent performance as it blocks when multiple threads read from the same file. AngularJS+Spring Security using Basic Authentication. Let us start actual programming with Spring Framework. APFS is the new file system rolled out by Apple beginning in 2017. xml files for the examples. In this article, you'll learn how to upload and download files in a Restful spring boot web service. Technical articles, content and resources for IT Professionals working in Microsoft technologies Robocopy and a Few Examples - TechNet Articles - United States (English) - TechNet Wiki Sign in. Content of pom. NET comes in displaying the file system information. Create beautiful designs with your team. For everyone who is looking for working examples of portlets on liferay 7. In this section, we are going to explain some std::filesystem features with examples, which will help us to highlight differences between C++11 and C++17 so we can get a better idea about what this new library will supply and how it might make developer's work easier. config file below is suitable for use in IIS 5. For example, in the data/data/ directory, entries corresponding to apps on the device that are not debuggable cannot be expanded in the Device File Explorer. Spring 4 Tutorial with Examples Here we are providing spring tutorial and example to learn easily and fast. getFile() you will receive an error, because Spring tries to access a file system path, but it can not access a path in your JAR. 20 Ways to Get More Fruits and Veggies; 300 Calorie Low Carb, High Protein, Low Fat Meal Recipe – Baked Chicken and Veggies. For example, the command. Sync Files to Amazon Elastic File System Quickly, Easily and Securely with EFS File Sync Posted On: Nov 22, 2017 You can now use EFS File Sync to efficiently and securely sync files from on-premises or in-cloud file systems to Amazon Elastic File System (Amazon EFS) at speeds of up to 5x faster than standard Linux copy tools. list ----- foo 70 bar 98 and that each username is no more than 8 characters long. A little web hunting indicated that the root cause was Spring not having any clear idea on how to deal with my request body. For btrfs some information is available using the btrfs command. Spring MVC Example. If you have a folder that contains user-accessible content like images, PDF files and Word documents, a file browser offers a quick and easy way for users to see what content is available and to view content of interest. ) are all examples of BLOBs. Here we describe a framework for developing genome dashboards specifically designed to unify informatics with studies of chromatin structure and dynamics. Spring 4 Caching Annotations Tutorial. Content and code samples on this page are subject to the licenses described in the Content License. All the files will be stored in MySQL database. Its executable is called pwsh. That growth hacking strategy helped Buffer attract their first 100,000 users. Of course, the file system is larger if you choose flash of larger spacing. opaque—The file system is a locally generated pseudo file system (for example, the system) or a download interface, such as brimux. This represents the model in MVC pattern. This is really helpful. Some file systems have been designed to be used for specific applications. 11 Thats what I am asking , if any one has done that before , with exact commands and syntax, are to be used , that will not have any affect to the filesystem. Spring Batch Tutorial: Reading Information From an Excel File How to write better tests? If you are struggling to write automated tests that embrace change , you should find out how my testing course can help you to write tests for Spring and Spring Boot applications. We might use the files we opened above by copying each username and score from the input file to the output file. The spring constant is a scalar. Connect to File Systems on your local or network machines to read from and write to files using the On-Premises Data Gateway. Sanitize untrusted HTML (to prevent XSS) Problem. Using File Systems in Amazon EFS Amazon Elastic File System presents a standard file-system interface that supports full file-system access semantics. CRUD Example using Spring MVC, Hibernate, Maven and MySQL; Hibernate Query Language HQL select, Update And Delete Example; Hibernate Query Language; JSF Page Navigation Tutorial; JSF Validation Tutorial; Hibernate One-To-Many XML Mapping; JSF Example: Using JSF 2. WebClient interface is the main entry point for initiating web requests on the client side. Quick Sprout recommendations for website builders are based on months of research and testing. Go is an open source programming language designed for building simple, fast, and reliable software. Developer's Guide Examples The Developer's Guide comes with a wide range of examples from all application areas which shows the use of the API in the context of the different functional areas. Continuing our example from above, suppose the input file consists of lines with a username and an integer test score, e. This force follows Hooke's Law, which relates the. The file system already provides some of the basic building blocks from which digital libraries are constructed. You can get the getResource() method from the application context. FileSystemXmlApplicationContext is XML ApplicationContext. cp_r/2 and File. This file is read automatically by the exportfs command. Disable directory browsing. In the following examples, the subordinating conjunctions are in bold for easy identification: As Sherri blew out the candles atop her birthday cake, she caught her hair on fire. In this tutorial, we show you how to create a simple Restful web services CRUD example in java using Spring MVC return json. The Knot fashion team hit the ground running to bring you the latest trends straight from the runways. Pipeline input is supported. Since PHP is a server side programming language, it allows you to work with files and directories stored on the web server. But Spring boot gives us an option to configure all profiles within a single "yml"…. Mass is a scalar quantity. The central interface in the Spring Content is the ContentRepository abstraction. a factory for creating many types of file system-related objects and services. View Notes - bus princ 1 from BUSI 1301 at Grayson College. java file in the glusterfs-java-filesystem-example project provides a demonstration of the capabilities of this project from a high level consumer's point of view, it connects to the volume on the vagrant VM. Understand how the file system works – a powerful hardware is not of much use with weak file system Know how much flexibility you have in fine -tuning the system for performance. If you are using spring cloud config with a file system backend, then you should put your configuration files in a shared file system. Parameters: daemon - if a daemon thread used to monitor changes pollInterval - the amount of time to wait between checking for changes quietPeriod - the amount of time required after a change has been detected to ensure that updates have completed. Let us start actual programming with Spring Framework. Spring allows us to externalize String literals in its context configuration files into external properties files in order to separate application-specific settings from framework-specific configuration. In this project we give two examples of using the Android file system. Sed eget nisl at justo condimentum dapibus. elasticfilesystem. The above configuration is just an example. In this article, you'll learn how to upload and download files in a Restful spring boot web service. NTFS file system supports file-level security, transactions, encryption, compression, auditing and much more. Importing Content Into MarkLogic Server. FAT will save the data under both an 8. GASB 75 Implementation Example Journal Entries Beginning of implementation year: Activity during the year: *OPEB payments during the year should reduce the liability, but many governments record them to OPEB expense as they are paid and then true up the liability and expense at year-end. The code is fully functional, apart from the required interlocking for threads. It is built on top of Spring MVC and adds the capability to. Glob syntax is easy to use and flexible but, if you prefer, you can also use regular expressions, or regex, syntax. The file system. This file is read each time when the system is booted and specified filesystem is mounted accordingly. But when I edit the record, I see the file name as static text with the delete check box besides it. Spring exerts zero force when the bar is vertical. Examples of meta data are inodes, disk maps, indirect blocks, and super blocks. 20 Ways to Get More Fruits and Veggies; 300 Calorie Low Carb, High Protein, Low Fat Meal Recipe – Baked Chicken and Veggies. Example 35. In this example we will show how to read a PDF from the classpath simulating a read from a database or a file system and downloading it from a RESTful web service. xml files for the examples. The Network File System (NFS) is a file transfer protocol that allows a user to access files on a remote server at a speed comparable to local file access, regardless of the user's operating. Verify with df command. For example, File. In my previous post, we have already discussed about how to import a Node JS module using require() call. Matlab Bond Pricing Examples (Traditional bond analytics) 1. An introducton to Microsoft's latest Windows scripting language. Here I declare a mapping of src\main\webapp\resources folder and all its content to a resource location value /resources/ After this manipulations you can access css and javascript files in Spring MVC. The ApplicationContext interface is built on top of the BeanFactory interface. For example, flash-3:, as viewed from the stack master, refers to the same file system as does flash: on stack member 3. Every organization has unique requirements and different kinds of content. Previously we had implemented Content Negotiation for Spring MVC using XML Configuration Usual scenarios we specify if a method should return a response either as xml,json,html or some other type. Content of pom. Spring 2019 Bridal Fashion Week is finally here and the dresses are stunning. Spring MVC Example. Just a quick one, are the commented codes not part of the code base or is there a reason they are commented. "Could not write content: No serializer found for class java. Here is an example of reading data from a file using the FileInputStream. js example, make sure you have Node. The object literal adds the type of content, in our case text/plain. The size parameter counts the number of top level keys inside the JSON object. When a spring stays within its elastic limit and obeys Hooke's law, the spring is called an ideal spring. Update statement: This tutorial explains how to update an existing row in a table in MySQL using java statement example, Load the MySQL driver using Class forName method and create a connection to communicate with MySQL database and then create a statement object to send and receive from java code and use execute Update to execute the query. xml configuration. To include the File System module, use the require() method:. The RestTemplate class is the central class in Spring Framework for the synchronous calls by the client to access a REST web-service. You can also check our Git repository for Java Read & Write files in HDFS Example and other useful examples. Likewise, studies that compared students’ responses to active versus passive learning typically did not use precisely the same class content. Spring Data provides abstraction on top of the persistence store you are using (JPA, NoSQL, JDBC etc. Applications, frameworks, and plug-ins are all examples of bundles. The file system. Siding, decks, gutter exteriors, driveways, walkways, patios and retaining walls are all surfaces where pressure washing can work wonders. For everyone who is looking for working examples of portlets on liferay 7. @ImportResource provides similar functionality as that of an element. Integrating Apache Shiro into Spring-based Applications. NET is about as easy (if not easier) as it was in classic ASP. How to set content-length in Spring MVC REST for JSON? restcontroller rest responseentity length etag deep content configuration boot. This set of top-level names is intended to be substantially complete. Table 6-1 provides the complete list of root filesystem top-level directories and their content as specified by the FHS. Aliquam id velit lacus. There was a question in my post on “Linux partitioning with fdisk on CentOS 6“. Similar to BeanFactory, it can load bean definitions, wire beans together, and dispense beans upon request. Sed eget nisl at justo condimentum dapibus. FileSystemObject in ASP/VBscript. Learn how to install, integrate and configure CKEditor 4. For example, Linux-based systems need /usr and /bin directories at their root. It’s time to take the next step and learn how we can save the. , ME, Bella Luna Spring, Lincoln, ME and/or Cold Spring, Denmark, ME. overlay kubuntu. Inside The Lustre File System A file, a directory or the entire file system can be set to handle distribution using several parameters: • Stripe size – The specific size of an object (a file usually consists of a number of stripes). Some file systems have been designed to be used for specific applications. In general the following commands exist: Extended Stored Procedure - xp_cmdshell - Ability to execute any DOS command line code. Quisque at sem turpis, id sagittis diam. Here we are using FileInputStream to load the properties file. As mentioned earlier, Spring Cloud Config Server makes a clone of the remote git repository in case the local copy gets dirty (for example, folder content changes by an OS process) such that Spring Cloud Config Server cannot update the local copy from remote repository. 3 are located under C:\Freescale\KSDK_1. By continuing to browse this site, you agree to this use. The Apache PDFBox™ library is an open source Java tool for working with PDF documents. 0 which have just been released. Aliquam id velit lacus. com > Many other great articles can be found at Nana´s website, Tuxfiles. Run the command with elevated privileges (e. The above configuration is just an example. For example linking to local files from a wiki page. This example uses the SQLite database approach discussed in the previous article. How to use spring in a sentence. This example uses Spring Integration to process a book order and appropriately route the message depending on if it's a pickup from the store or it should be delivered. Expo APIs that create files generally operate within these directories. In this tutorial, we show you how to create a simple Restful web services CRUD example in java using Spring MVC return json. Easter table decoration - Easter decoration with spring flowers and colorful eggs Make for a beautiful table decoration for Easter!The most beautiful spring festival is soon here and this Skip to content. Content Caching The @Cacheable and @CacheFlush annotations can be applied to controller actions and the plugin will then cache the page fragment generated by the controller whether this is done by rendering a GSP, using a MarkupBuilder closure, rendering text directly or whatever. GetDataBack Pro V5. More complex aspects, like creating plugins, widgets and skins are explained here, too. Each of them might have special issues with a given environment. cp_r/2 and File. The modules described in this chapter deal with disk files and directories. For information on how to perform authorization in other contexts, see the Authorizing and Authenticating. In this example we will show how to read a PDF from the classpath simulating a read from a database or a file system and downloading it from a RESTful web service. Android devices are computers, with file systems that can be accessed using many of the same methods as for standard computers (see Transferring Files). It is required for college, so if you want to get any degree past your high school diploma, you will first need to show proof of high school completion. Review Test Submission: BUSI 1301 Pre-Test Content User Course Test Started BUSINESS PRINCIPLES - SPRING 2013 BUSI 1301 Pre-Test 1/22/13. 3 file name to find and access a file. elasticfilesystem. FileSystemXmlApplicationContext belongs to the package org. Under Diego architecture, cell VMs can support multiple stacks. Many file systems accept a userid and password as part of the url. This new interface allows us to implement and install new filesystems in much the same way as new device drivers are added to the kernel. 1) To load a resource from a file system, you use the file prefix. Here's a short introduction to JCR, the Java Content Repository. ##1 The role of Spring MVC in RESTful services. Use the newsletter to share critical information from school, but keep the content brief, relevant and. Springs have their own natural "spring constants" that define how stiff they are. Shiro’s JavaBeans compatibility makes it perfectly suited to be configured via Spring XML or other Spring-based configuration mechanisms. Using Powershell you can copy file fron one location to another location. There are several methods for doing this. This output also shows a shared memory space of 126MB currently available (/dev/shm). Spring Batch 3 FlatFileItemReader and FlatFileItemWriter Annotation Example By Arvind Rai, November 08, 2014 This page is describing the use of FlatFileItemReader and FlatFileItemWriter using annotation in spring bath 3. On the project we did a lot of coding with Javascript and the main function was jQuery’s Ajax. This interface provides CRUD functionality and metadata association for content. While this plunging ensemble makes a powerful statement, the pink color keeps it soft for spring. HTML5 provides us with a whole crop of new possibilities, such as drawing with canvas, implementing multimedia with the audio and video APIs, and so on. Spring Boot: Excel, Csv and Pdf view example. Open the Get Info window. class) public class TestConfiguration { }. The Network File System (NFS) is a file transfer protocol that allows a user to access files on a remote server at a speed comparable to local file access, regardless of the user's operating. Continuing our example from above, suppose the input file consists of lines with a username and an integer test score, e.