March 8, 2021

Category: Linux Tutorials

How to Search in Nano
Linux Tutorials, nano, TecAdmin

How to Search in Nano

Nano is an popular, feature rich command line text editor for Unix/Linux based systems. After the vim/vi a large number of users preferred nano as command line editor. This article describes you to how to search in nano on command line interface. How to Search in Nano To search for text in nano, press Ctrl-W […]

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Linux Tutorials, TecAdmin, timezone

How to Change Time Zone in Linux

A time zone refers to the local time of a region or a country. Generally each country uses one time zone but few of the countries shares multiple time zones due to its geological areas. It is always an important thing to set a correct time zone in your system. Many of applications are build […]

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How to Save A File In Vi/Vim & Exit
editor, Linux Tutorials, TecAdmin, vi, vim

How to Save A File In Vi/Vim & Exit

Vi is a command-line text editor for the Unix/Linux based systems. Vim (Vi IMproved) is feature rich successor of the Vi text editor with multiple enhancement and user friendly. Let’s go through the first step to learn Vim to save and close file. This tutorial will help you to understand, how to save file on […]

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How to Install ZSH on Ubuntu 20.04
Linux Tutorials, shell, TecAdmin, zsh

How to Install ZSH on Ubuntu 20.04

The Zsh (Z shell) is a interactive login shell for the Unix/Linux systems. It has multiple improvement over the Bash shell and includes the best features of the Bash, ksh and tcsh shells. This tutorial will help you to install ZSH on Ubuntu 20.04 LTS Linux system. A Running Zsh Shell on Ubuntu Installing ZSH […]

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How To Install Wine 5.0 on Ubuntu 20.04
Linux Tutorials, TecAdmin, wine, winehq

How To Install Wine 5.0 on Ubuntu 20.04

Wine (Wine Is Not an Emulator) is an open-source application provides compatibility of running software developed for Microsoft Windows on Unix-like operating systems. With the help of Wine, you can run Windows software on a Linux system. Wine 5.0 is the latest version available for the installation on Ubuntu systems. This tutorial will help you […]

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cPanel, cPanel Guides, Internet, Linux Administration, Linux Tutorials, Technology, Web Hosting Guides

Error to send emails: Unable to open file /var/lib/plesk/mail/srs/secret: Permission denied

We were unable to send emails to any email account, below error found in /var/log/maillog:  type=AVC msg=audit(1524598331.078:35761): avc: denied { read } for pid=450 comm=”postfix-srs” name=”secret” dev=dm-0 ino=136160 scontext=unconfined_u:system_r:postfix_master_t:s0 tcontext=unconfined_ u:object_r:mail_spool_t:s0 tclass=file 1- Log in to the server via SSH 2- Install audit2allow utility: # yum install policycoreutils-python 3- Create allows policy for postfix-srs: # grep postfix-srs […]

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