Blogs

【For Linux Beginners】How to Edit and Save With the vi Command

Hello! I’m going to talk about the vi command which is for editing files in Linux. There are so many options…! The vi command is a...

Fun Linux Command Package

I’m writing this article for you who might be tired from working so hard. I hope this will help you to refresh a bit! Environment cat...

How to Check Disk Space

The df command is a command to see how much free disk space is left and manage disk space. Since a lot of data remains in the disk day by...

The Reason Why the Unlink Command is Better to Delete Symbolic Links

Hello, Recently I had a chance to deal with symbolic links when I had to renew an SSL certificate. Therefore, when I was doing research...

How to Check Global IP Address with Commands

Hello! I recently realized that how to check global IP addresses is slightly different depending on the person. So I’d like to talk about...

How to use AWK Command

This article explains the command AWK, which is used in conjunction with the log check. What is AWK Command? When processing multiple...

What is cron? How does it work?

Greetings to all! Jon here from Beyond GTA, and today I am going to share some basic knowledge about cron, which is a very common term...

How to dramatically improve the visibility of the top command

If you are a server engineer or a regular Linux user, you are most likely familiar with the command "top", which shows the Linux...

Kernel Modules, proc Directory, and lsmod

Q: Which command displays information about loaded kernel modules? (Select all) lsmod 〇 modprobe cat /proc/modules 〇 cat /proc/modprobe...

[Sar] command in Linux with examples

Hi everyone! This is Jon from Beyond GTA. Today, I would like to share one of the most useful commands in Linux. As you can see from the...

An Easy Way To Remember grep Options With Its Original Word

grep is a great command on Linux and you have numerous chances to use the command when you use Linux. However, grep has lots of options...

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