Whitelist an IP in Amazon AWS security group from command line
To white list an IP in Amazon AWS security group using aws command line tool, run Example
Apache Performance Tuning
To optimize Apache web server, run
Gitlab find version
To find version of hosted Gitlab installation, run Example Back to Gitlab
ISPmanager
ISPmanager is a hosting control panel. The price starts at $5 per month for the lite version. To install ISPmanager,
PHP PECL extension
PECL is a repository for PHP Extensions, providing a directory of all known extensions and hosting facilities for downloading and
WordPress use CDN with out plugin
Content Devlivery Network (CDN) allow your web site to serve images from another domain or a sub domain. This speed
APCu
APCu is an in-memory key-value store for PHP. Keys are of type string and values can be any PHP variables.
Docker delete container after running
When you run a docker image, it create a container and run it. After docker container stop, container stays, so
apt force IPv4
One of my internet provider only provide IPv4 connection. When i run apt install command, it failed with error as
Set tab width in vim
To set tab width in vim, run To make it permanant, edit ~/.vimrc add
CentOS 7 resolv.conf make changes permanent
On rebooting CentOS 7 server, changes made to resolv.conf is lost. This is becaise one of the network interface is
Install Pure-FTPd on CentOS with Virtual Users
To install Pure-FTPd on CentOS, run Edit configuration file To disable anonymous FTP, find Replace with To enable Virtual Users,