Category Archives: Linux

This category describes Linux related question and it is designed to be used by Suse and Ubuntu users

CentOS enable a service at system boot

CentOS start a service sudo systemctl start mariadb CentOS check service status sudo systemctl status mariadb CentOS start service at system boot sudo systemctl enable mariadb

Useful Linux Find command examples

Linux find command The Linux find command is a very useful and handy command to search for files from the command line. It can be used to find files based on various search criterias like permissions, user ownership, modification date/time, size etc. In this post we shall learn to use the find command along with… Read More »

Convert SSL Certificates .crt to .cer

In some cases when submitting a CSR request some certificate authorities only have the option to select the server as “IIS 5+”. The actual version we run is IIS 6. When IIS 5+ is selected the certificate is issued as a “.CRT”. If this is the case we have included directions on how to convert… Read More »

SMTP Relay

Normally, mail and derivatives (and almost any other Unix MUA) use the traditional sendmail interface – /usr/bin/sendmail, provided by almost all MTAs (postfix, exim, sendmail, courier). This is the traditional Unix way. Once a message is submitted through sendmail, your MTA handles message transmission. Depending on configuration, it may either connect directly to the destination MTA (if on a server), or… Read More »

Enable remote access of MySql on Ubuntu

By default MySQL only listens to localhost, if we want to enable the remote access to it, then we need to made some changes in my.cnf file: We need to comment out the bind-address and skip-external-locking lines.   Restart mysql   Check the process: lsof -i -P | grep :3306 Create user: CREATE USER ‘myuser’@’localhost’… Read More »

Create a Persistent Bootable Ubuntu USB Flash Drive

Don’t feel like reinstalling an antivirus program every time you boot up your Ubuntu flash drive? We’ll show you how to create a bootable Ubuntu flash drive that will remember your settings, installed programs, and more! Previously, we showed you how to create a bootable Ubuntu flash drivethat would reset to its initial state every… Read More »