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What is Shebang in Linux Shell Scripting?
The seemingly insignificant #! characters at the beginning of a shell script has a major significance on how your script will be executed.…
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Difficult Linux concepts explained in simpler terms so that everyone can understand it.
28 posts
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Difference Between Single and Double Quote in Bash Shell
Quotes are an integral part of shell scripting and Linux command but they could often be confusing for new users. This article will demystify quotes for you.…
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The Complete Beginner's Guide to LVM in Linux
Everything necessary you need to know and learn about the logical volume management in Linux.…
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Absolute vs Relative Path in Linux: What's the Difference?
In this essential Linux learning chapter, know about the relative and absolute paths in Linux. What's the difference between them and which one should you use.…
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What is the Difference Between COPY and ADD Instructions in Dockerfile?
COPY and ADD are similar instructions used for copying files and directories to the Docker image. What's the difference then?…
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Beginner's Guide to Docker Restart Policy
Using a restart policy can be extremely helpful in restarting containers automatically in certain events or failures.…
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Docker File vs Docker Compose: What's the Difference?
Confused between Dockerfile and docker-compose because they look and sound similar? But they are not. Read this to clear your doubts.…
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What is Subshell in Linux?
You might have heard that a shell script runs in its own shell. Learn more on the concept of subshell in Linux.…
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What is Login Shell in Linux?
You probably are aware of the shell in Linux. This is where you enter commands and execute programs. But what is this login shell and how is it different from the regular shell?…
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What are Pipes in Linux? How does Pipe Redirection Works?
There are two kinds of pipes in Linux: named and unnamed. Here's a detailed look at pipe redirection.…
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Explained! The Difference Between grep, egrep, and fgrep Commands
grep, egrep, fgrep. They all sound similar. So, what's the difference?…
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What is Grep Command in Linux? Why is it Used and How Does it Work?
Grep is perhaps one of the most used commands in Linux. Learn why it was created and how it s used in this explainer article.…