Linux

How to delete locked emails from Exim mail queue

How to delete locked emails from Exim mail queue

Today i will explain how to remove locked emails from queue. As it is something different from deleting emails within exim mail queue.

Cron Error: bad username; while reading /etc/cron.d file on Linux

Cron Error: bad username; while reading /etc/cron.d file on Linux

One of our client was facing issue while running the cron job, on checking the following error finds in his cron job log file /var/log/cron.log: 

Install WordPress on Apache based centos server

Install WordPress on Apache based centos server

There are no of “ready to use” CMS (Content Management Systems) that can be installed with just a few clicks and you can start making/using your website. In this article, I will explain you how to setup one of the most frequently used CMS – WordPress on Apache based CentOS server.

SSH key generation for Passwordless SSH login in Linux

SSH key generation for Passwordless SSH login in Linux

Secure Shell, is a cryptographic network protocol that we can use to access the remote machines without passwords securely.To do this we need to generate the SSH key.

How to change Direct admin’s default port number?

How to change Direct admin’s default port number?

You can simply modify the default port number 2222 via command line. by editing some configuration file. The port number is defined in the configuration file of Direct Admin (directadmin.conf).

Unable to establish a PHP session – PHPMyAdmin error

Unable to establish a PHP session – PHPMyAdmin error

Sometimes we came across the following error when try to access phpmyadmin from cpanel.

“530 Login authentication failed” in your cPanel pure-ftpd FTP server and how to fix it

Today one of our client was getting following error while connecting his FTP account : Command:USER test Response 331 User test OK. Password required Command:PASS ***** USER OK Response: 530 Login authentication failed Error: Critical error Error: Could not connect to server

How to Enable Password Expiration in WordPress

How to Enable Password Expiration in WordPress

For the security purposes many large organizations like banks, websites, government sites force there users to change their password on regular basis. This will prevents unauthorized access to your systems and stop hackers from logging in with a stolen password.

How To Find MySQL my.cnf File Location

How To Find MySQL my.cnf File Location

MySQL configuration file (my.cnf) file location depends on operating system or installation method. There is no command available to trace the exact file location on your system. In this tutorial I am giving you some default location’s where my.cnf file can be found.

How to Setup Your Own DNS Server on Debian

How to Setup Your Own DNS Server on Debian

In this tutorial i will explains how to setup a DNS server using Bind9 on Debian server. Throughout the article, Replace your-domain-name.com accordingly. At the end of the tutorial, you will have a working Debina DNS server.

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