“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...
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Blogs
- Apr 27
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 15
How to Display Command History in Linux OS
The “history” command is being used for displaying a list of commands that have been run. The history command Display a list of commands...
- Feb 2
【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
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...
- Oct 5, 2022
Setting Up Basic Authentication with Apache
Used Software virtualbox version 6.1 vagrant version 2.2.19 vagrant box: centos/7 apache version 2.4.6 What is Basic Authentication? In...
- Sep 24, 2022
Creating a SWAP space in an AWS Instance
This blog post is about how to create a SWAP file in an AWS Instance. If you are not familiar with SWAP, our blog post about SWAP might...
- Aug 31, 2022
Understanding the Apache Access Log Format
This article provides a brief introduction to the apache access log format. Server Settings OS version [root@Webserver local]# cat...
- Aug 30, 2022
How to Fix 404 Error When You Try to Install a Package on EC2
This blog post describes how to deal with the following error when trying to install a package on an AWS EC2 instance (graviton). [Errno...
- Aug 12, 2022
Oops! Did you forget the root password for MySQL? Here is how to resolve this issue.
Where is a default password In order to find out where a default password is, you need to refer to a path /var/log, and open mysqld.log....
- Aug 12, 2022
Create a CSR file in just 3 steps
What is a CSR file? CSR stands for Certificate Signing Requesters and is a file containing personal or corporate information related to...
- Aug 2, 2022
List of commonly used Apache directives
This article describes the basic configuration items for Apache. Apache configuration files Apache configuration files have different...
- Aug 1, 2022
Add old repositories on an Amazon Linux instance
This document is for an older version of the kernel installed. Overview OS: Amazon Linux AMI release 2016.09 Old kernel: ...
- 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...
![Introduction of [/etc/sudoers]](https://static.wixstatic.com/media/5fdcdf_7ea303bc977542168fce104a3a98244d~mv2.jpg/v1/fill/w_454,h_341,fp_0.50_0.50,q_90,enc_auto/5fdcdf_7ea303bc977542168fce104a3a98244d~mv2.jpg)
- Jun 12, 2022
Introduction of [/etc/sudoers]
Hello everyone, I am Jon from Beyond GTA Inc. and today we will discuss one of the important features of the Linux operating system....
- May 18, 2022
How to Read Apache AccessLog
Today, using Apache on a Linux system is the standard setup and we as server engineers often need to read its access logs. This blog post...
- May 8, 2022
Linux for Complete Beginners
This blog post briefly explains an overview of Linux. What is Linux? Linux is a type of operating system, a basic software used to...
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