How to Configure a Chroot Jail for SSH Access in Linux

Chroot jail keep users locked in a specific directory which they will not be able to break out of. With this setup, you can give access to your users without having to fear especially in the shared

How to Setup NTP Server on CentOS/RHEL 7/6/5

Network Time Protocol (NTP) is used to synchronize system clocks of different hosts over network. Most companies will have a local NTP server that they keep in sync with an external timing source and then they have

How to Install Google Chrome 56 in CentOS/RHEL 7/6

Google Chrome is a freeware web browser developed by Google Inc. Google Chrome is a browser that combines a minimal design with sophisticated technology to make the web faster, safer, and easier. Google Chrome 56 is the

How to Install/Upgrade Google Chrome 56 in Ubuntu

Google Chrome 56 is the most popular browser. It is a freeware web browser developed by Google Inc. Google Chrome 56 web browser brings WebGL 2.0 and FLAC support. Chrome 56.0.2924.76 contains a number of fixes and

How to Install an SSL Certificate on Ubuntu for Nginx

SSL provides secure data communication by encrypting data between server and client. SSL can reduce the possibility of the data being intercepted by hackers. Migrating any site from http to https is very simple. Default port of

For “Too Many Connections” Error in MySQL

Some times on your server in MySQL there is too many connections issue occurs. To resolve this issue you need to increase the value of max_connections. In this article we will help you how to update max_connections

Understanding Linux initrd – Initial RAM Disk

initrd (initial RAM disk) is a temporary root file system that is mounted during system boot to support the two-state boot process. The initrd is bound to the kernel and loaded as part of the kernel boot

How To Deploy a Rails Application with Apache using Phusion Passenger

A passenger is an open source web application server for Ruby. It handles HTTP requests, manages processes and resources, and enables administration, monitoring, and problem diagnosis. A passenger is very easy to use, makes deploying in production

How to Enable TLS Version in mod_ssl on Apache Webserver

mod_ssl combines the flexibility of Apache with the security of OpenSSL. mod_ssl is an Apache module that provides SSL v2/v3 and TLS v1 support for the Apache HTTP Server. SSL 2.0 and SSL 3.0 having lots of

How to Install Ruby 2.3.3 on CentOS/RHEL with RVM

Ruby is a dynamic, object-oriented programming language.We are using RVM, which stands for Ruby Version Manager. Ruby 2.3.3 provides substantial performance and reliability improvements, includes frozen string literal pragma, safe navigation operator and many others, while maintaining