Understanding the Basics

Understanding the Basics

At its core, `curl` is designed to transfer data using various protocols such as HTTP, HTTPS, FTP, SCP, SFTP, and more. Its syntax is straightforward:...

Fetching Data Using curl Command

One of the most common use cases of `curl` is fetching data from a URL. This could be a simple HTML page, a file, or any resource accessible via a URL. To fetch a web page using `curl`, you simply provide the URL as an argument:...

Handling HTTP Requests Using curl Command

The `curl` allows you to send custom HTTP requests with various methods such as GET, POST, PUT, DELETE, etc. For instance, to send a GET request:...

Downloading Files Using curl Command

curl is also widely used for downloading files from the internet. To download a file, you simply provide the URL of the file as an argument:...

Uploading Files

In addition to downloading, `curl` can also upload files to a server using various protocols. For example, to upload a file via FTP:...

Handling Authentication

curl supports various authentication methods including Basic, Digest, and OAuth. You can specify authentication credentials using the `-u` flag:...

Examples of Curl Command

-C – Option:...

Conclusion

In conclusion, mastering the command line in Linux is pivotal for maximizing efficiency and effectiveness in navigating the operating system, with `curl` emerging as a standout tool due to its versatility and robust capabilities for data transfer across various protocols. Developed by Daniel Stenberg, `curl` facilitates seamless fetching, uploading, and management of data over the Internet. This guide has offered an in-depth exploration of curl‘s features, options, and diverse applications, illuminating its indispensability for Linux users seeking optimal command line functionality....