Linux Command Line, Server, DevOps and Cloud
The tr command in Linux is used to perform simple but useful translations of one set of characters into another. Learn some practical examples of the tr command. The 'tr' in tr command stands for …
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This quick tutorial teaches you how to display the execution time of a shell script in Linux. Have you ever wondered how long did it take to run a certain shell script? You probably have already …
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Brief: This step-by-step tutorial teaches you to install a Discourse forum on Digital Ocean cloud server properly. You'll have a functioning SMTP server with a free SSL installed on your …
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The echo command is perhaps one of the first few commands you see when you start learning Linux commands or bash shell scripting. It's a simple command that simply prints its arguments on the …
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Here are various examples of the file command in Linux to determine the actual type of file and gather related information. You have seen commands to create file in Linux. You have also seen the …
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In this tutorial, you'll learn various ways to truncate a log file and delete its content without deleting the file itself. You'll find yourself in situations where you need to empty a file. This …
