Category: Tips & Tricks

bash tips tricks

Important BASH tips tricks for Beginners

Hello Linux-Fanatics, this post is dedicated to those users who are just getting started with their Linux Journey. I am sharing some Bash tips tricks which will make you more familiar with BASH &...

date & time

Playing with Date & Time in RHEL/CentOS

In this tutorial, we are going to discuss how we can view or modify date & time values in our RHEL/CentOS 7 servers. We are going to discuss 3 commands which we can use...

glances monitoring

Real Time Linux server monitoring with GLANCES monitoring tool

Glances is an open source real time Linux monitoring system that aims at providing as much as information possible in as minimum as space possible. Glances is like top command but more refined with...

netstat with examples

NETSTAT Command: Learn to use netstat with examples

Netstat is a command line utility that tells us about all the tcp/udp/unix socket connections on our system. It provides list of all connections that are currently established or are in waiting state. This...

password protect apache

Password Protect APACHE Directory with Basic Authentication

In our earlier tutorials, we have discussed ‘how we can create a apache server’ ‘secure it using an SSL certificate’ & also learned ‘some tips for Hardening apache server’. In this tutorial, we are...

mariadb administration commands

MariaDB administration commands for beginners

Earlier we have learned to install & secure MariaDB server on Centos/RHEL 7, which is now the default database of RHEL/CentOS 7 onwards.We will now discuss some useful MariaDB administration commands. These are some...

grep command with examples

Learn to use GREP command with examples

Grep is a very important & powerful Linux commands. It stands for ‘Global Regular Expression Print’ & is used for matching & printing a search pattern or a regular expression from a single or...

rename user in linux

How to rename user in Linux (also rename group & home directory)

We might have come across a situation where we might want to rename user in Linux system, for whatever reasons. We can easily rename user in Linux & also we can rename the home...

squid tips & tricks

Some pretty useful SQUID tips & tricks

In our earlier tutorials regarding Squid proxy server, we have learned to install & configure squid proxy, setup ACLs ( Squid proxy installation & configuration, also discussed about squid with authentication & also configured...

secure grub

How to secure Grub in Centos/RHEL 5/6/7 & 7.2

Hello Linux-fanatics, in this tutorial we will learn to secure Grub. GRUB or Grand Unified Bootloader, is the default boot-loader for most of the Linux distributions. It provides a user the choice to boot one of...

install nvm

Install NVM: Maintain multiple NodeJS versions with Node Version Manager

We have earlier discussed How to install Node.js on Linux systems. In this tutorial, we will learn about NVM & process to install NVM. NVM stands for Node version manager & as you might...

installing VLC

Installing VLC & running it as root on CentOS/RHEL

Hello Linux-fanatics, every now & then we must have used our RHEL/CentOS machines to play some Videos. Some of the video formats work out of the box in the default video player, called “VIDEOS”...

change hostname

5 ways to add or change hostname in RHEL/CentOS 7

Hostname for a system is like an identity for that system, it not only makes system management easy but we can also use hostname to access a system over LAN. In this tutorial, we...

curl command with examples

Learn to use CURL command with examples

Curl command is used to transfer files to and from a server, it supports a number of protocols like HTTP, HTTPS, FTP, FTPS, IMAP, IMAPS, DICT, FILE, GOPHER, LDAP, LDAPS, POP3, POP3S, RTMP, RTSP,...

utorrent on ubuntu

How to install UTorrent on Ubuntu Systems

Utorrent needs no introduction, it’s being used by thousands if not millions for sharing data all over the world. It uses BitTorrent protocol for sharing the data. Utorrent is available for Windows, Linux &...

Nagios monitoring using SSH

Easy guide to setup Nagios monitoring using SSH (check_by_ssh)

In our earlier tutorials, we have discussed how to install Nagios server & add Linux client for monitoring using NRPE plugin & also to add Windows clients for monitoring using NSClient++. But those are...