![]() The simplest way to download a web page through an HTTP request is: wget This one too comes pre-bundled with all Linux distributions. One can also use the Wget package to send HTTP requests for file retrievals and mirroring entire websites. It also integrates nicely with OpenAPI and Swagger which makes API endpoints exploration-easier. It also supports UNIX-like pipes to divert the output of one request into another one. You can apply different themes for its output. This command lands you in an interactive command shell where you can invoke different HTTP commands including the addition of custom parameters to be used by a specific HTTP request. To start an interactive HTTP request session, use the following command: http-prompt It supports syntax highlighting and dynamic command completion popups. HTTP Prompt is an interactive command line utility for sending HTTP requests. And, other than Linux, it can be installed on other operating systems too. Quite similar to cURL, the HTTPie tool supports all the necessary options, such as -h for adding headers, -d for sending data, and -f for formatting the result's output.Ī simple HTTP request sent through HTTPie may look like this: https This tool is available both in the form of a desktop application and a command-line utility. To send an HTTP request with the HTTPie utility, use the following command: http When compared with cURL, it is a bit more user-friendly. ![]() Developers often use it as an API testing tool. This is a relatively new but powerful tool to send HTTP requests. It's open source and can be customized extensively for a specific use case. ![]() This command line utility comes pre-bundled with almost every Linux distribution. Here's an example of a simple HTTP request. And, in case you want to send data along with your HTTP request, use the -d option. Similarly, -H can be used to specify custom headers. While sending an HTTP request, you can use the -X option to specify the request type, viz., GET, POST, PUT, DELETE, etc. The basic structure to send a cURL command is: curl It's extremely popular, easy to use, and is blazingly fast. Sending an HTTP request is just one part of it. It is undoubtedly one of the most popular command-line utilities to transfer data across the internet through different protocols. Without wasting any time, let's send HTTP requests. If you're using a different Linux distro, refer to the installation docs, in case you need to install a tool or library-manually.ġ0 Essential Commands for Linux VPS AdministratorsĪlthough there are several tools to send HTTP requests, I've picked the most popular options as they are stable and work without any issues. I've used a Ubuntu laptop for testing all of these commands and tools. Some of them come pre-bundled while others can be installed manually. Almost all of the tools mentioned below work seamlessly on all popular Linux distributions. Both the command line tools, as well as programmatic options, will be discussed. In this tutorial, we'll discuss various methods to send HTTP requests in Linux. Whether it's an API testing routine or a network troubleshooting session, firing HTTP requests is one of the common tasks in these situations. index.Developers and system administrators working in Linux environments often need to send HTTP requests in different scenarios. To set the attribute in the session scope, we have used the setAttribute() method of HttpSession interface and to get the attribute, we have used the getAttribute method. In this example, we are setting the attribute in the session scope in one servlet and getting that value from the session scope in another servlet. public void invalidate():Invalidates this session then unbinds any objects bound to it. ![]()
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