In the earlier part of the series, you learned about variables. The variables can have a single value in it. Arrays can have several values inside it. This makes things easier when you have to deal with several variables at a time.
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An exit code or exit status tells us about the status of the last executed command. Whether the command was completed successfully or ended with an error. This is obtained after the command terminates. The basic ideology is that programs return the
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Achievement unlocked 🔥🥳 🎊 It’s FOSS crossed 100K followers on Twitter. That’s good news. What’s better is that we crossed 10K followers on Mastodon, the open source, decentralized Twitter alternative. Now, that’s the real achievement. 💬 Let’s see what you get in
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Birthdays are special occasions, and it’s very satisfying and a pleasure to get birthday wishes from loved ones. As a Linux user, you can surprise our friends and family with some cool birthday wishes from the terminal. Here’s a birthday card (or
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In my opinion, the ls command is the most used Linux command as it is often used to verify the outcome of the previous operation by listing the directory contents. The ls command stands for a list; all it does is list
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You can do a lot of things with bash scripts. Performing simple arithmetic operations with the variables is one of them. The syntax for arithmetic operations in the bash shell is this: $((arithmetic_operation)) Let’s say you have to calculate the sum of
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You can add external repositories in Ubuntu to access packages unavailable in the official repositories. For example, if you install Brave browser in Ubuntu, you add its repository to your system. If you add a PPA, that is added as an external
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With some effort, you can run Windows applications on Linux using Wine. Wine is a tool you can try when must use an Windows-only application on Linux. Please note that you CANNOT run any Windows games or software with Wine. Please go
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Red Hat made a decision to restrict access to its source code for paying customers only. This move is likely to ‘kill’ projects like Rocky Linux and Alma Linux that have filled the void left by CentOS (also killed by Red Hat).
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The cat command is used to print the file contents of text files. At least, that’s what most Linux users use it for and there is nothing wrong with it. Cat actually stands for ‘concatenate’ and was created to merge text files.
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