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How to change the order of columns in the output

 How to change the order of columns in the output
In this tutorial, How to change the order of columns in the output of `uniq -c` command. I use read the file and show the unique Name from t...

ntfsfix fix NTFS not mount from Linux

ntfsfix fix NTFS not mount from Linux
Today, I have not mount usb external USB into Fedora 32. External USB drive is NTFS formatted.  I will installed ntfs-3g  package for fedora...

Fix semanage command not found in Centos 8

Fix semanage command not found in Centos 8
 In this tutorial, I have fix semanage command not found in Centos 8. Semanage is an SELinux (Security-Enhanced Linux) management tool  Erro...

How to Upgrade php version on Centos 7

How to Upgrade php version on Centos 7
 In this tutorial, How to upgarde php version on Centos 7. My Server have installed php71. I will upgrade php to version php74 Type the fol...

How to Install Specific Version of Package use YUM

How to Install Specific Version of Package use YUM
In this tutorial, I will use YUM command to install specific version of Package. Step 1: How to list the available package version in o...

How to resolve Error: rpmdb open failed In CentOS

How to resolve Error: rpmdb open failed In CentOS
In this tutorial, How to resolve Error: rpmdb open failed Error In CentOS. I was testing on nginx web server in Centos 7 VM Linode . Unfortu...

Remove old kernels in CentOS, RHEL and Fedora

Remove old kernels in CentOS, RHEL and Fedora
Your system to many old kernels version. How to remove old kernels in CentOS , RHEL and Fedora . For example, I have three kernel,and to ke...

How to install aide centos

How to install aide centos
In this tutorial, How to install aide Centos. What does Aide mean AIDE is one of the most popular tools for monitoring the server chang...

After install setup Fedora 30

After install setup Fedora 30
In this tutorial, Things to Do After Fresh Installation Fedora 30. Let do it! TO DO 1. Update your Fedora Always keep your system ...

Checks for open/closed ssh ports using nmap command

Checks for open/closed ssh ports using nmap command
In this tutorial, How to checks all ports if they are closed or open and if the current ssh version? Using nmap command. Read man nmap page....