Getting Started with Ansible for Infrastructure as Code (Practice)
Last time, I wrote about introducing the Ansible tool and its installation. In this article, I'd like to delve into how to actually run...
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Blogs
Sep 19, 2023
A Simple Explanation of Permissions in Linux
What is permission? Directories and files on Linux have defined permissions. Permissions are the rights to manipulate directories and...
![[Linux] What do “~”, “$” and “#” Mean at the End of the Command Line?](https://static.wixstatic.com/media/9cfabe_2288ed2c444f4bcbbb8504f60e2f33b8~mv2.png/v1/fill/w_800,h_601,fp_0.50_0.50,q_95,enc_auto/9cfabe_2288ed2c444f4bcbbb8504f60e2f33b8~mv2.png)
Aug 25, 2023
[Linux] What do “~”, “$” and “#” Mean at the End of the Command Line?
Related terms and commands What do the symbols on the Linux command line mean？ I’m going to explain each of the symbols' meanings....
Jun 15, 2023
I Created a CLI Tool to Edit AWS Security Groups in Golang
What is goacl The goacl is a CLI tool written in Golang. You can view a list of AWS security groups and add rules for specific groups....
May 4, 2023
“ll” is not a command
Many of you may use “ll” instead of the “ls” command. In this article, I’m going to explain what “ll” is and what you should know about...
Apr 27, 2023
Improving Ways to Use Linux Commands
I’m going to introduce Linux commands and options that are smartly used. For example, $ ps auxwwf | grep httpd | grep -v "grep” This one...
Feb 2, 2023
【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...
Jan 10, 2023
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...
Dec 26, 2022
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...
Dec 12, 2022
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...
Dec 6, 2022
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...
Jul 25, 2022
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...
Apr 17, 2022
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...
Jan 23, 2022
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...
Dec 18, 2021
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](https://static.wixstatic.com/media/5fdcdf_f080d44c4e294b998e9b106bcd922bf9~mv2.png/v1/fill/w_1423,h_1069,fp_0.50_0.50,q_95,enc_auto/5fdcdf_f080d44c4e294b998e9b106bcd922bf9~mv2.png)
Nov 19, 2021
[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...
Nov 5, 2021
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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