After have installed ProFTPD latest version and configured in on your machine, if you may get an error while restart the ProFTPD service, proftpd Unable to Use World Readable AuthUserFile.

Once you have installed an Apache 2.2 version on Linux system, when open the website on browser shows an error,

forever is very helpful function to create applications that are always running node.js to forever.

On the last post described to install mongoDB 3.0.X version, the following steps are install 3.2.6 with easy way,

On the previous post described add known hosts automatically and this is multiple ssh login with the execute the command once logged.

If your want to hash a password use mkpasswd command, it is very helpful to generate encrypted password through Linux command,

On the previous post we described HAproxy installation, now configure TCP secure connections with Username and password. HAProxy provides an Userlists, Group and User options.