
How to Fix LC_CTYPE setlocale Error in Centos/Redhat 6 / 7
During remote access into Linux Centos/Redhat, it’s common to see setlocale error if using UTF-8 encoding; especially using terminal program like iterm / iterm2. This is due to iterm terminal allow to set the UTF-8 encoding environment. This is the…

ifconfig Command Not Found in Centos 7
Help! When I type “ifconfig” in Centos 7 and it returned “Command Not Found”. No worry, your CentOS 7 is not broken, it’s a minimal installation and ifconfig command doesn’t come with CentOS 7 minimal install. To bring back “ifconfig”…

Mail Command Not Found on Centos
Having “mail: command not found” error on Centos? If you performed minimal install; or your hosting provider did minimal installation on CentOS, by default “mail” command cannot be run on CentOS. Don’t worry is your system break or something, the…

How to Delete User from /etc/passwd in FreeBSD
Many people might not know, in FreeBSD or any linux/unix system, you are not allow to delete a user or userid directly in /etc/passwd file. It should be done via pw userdel command in FreeBSD or userdel command in Linux…

How to Install Command Line Tools in OSX Maverick
Failing to compile stuff when you trying to compile some software in OSX Maverick? Most probably you do not have command line tools install in OSX Maverick yet. Follow the steps below to install Command Line Tools in OSX Maverick….
How to Set Timezone in Unix FreeBSD
Learn how to set your local Timezone in Unix FreeBSD server. It’s important to sync the correct time on your server. The step by step instruction below are showing you via command line (CLI) 1. cd /usr/share/zoneinfo 2. ln -s…