Category: Tips & Tricks

squid authentication

How to setup SQUID AUTHENTICATION

Squid is a proxy web server that uses caching to optimizes website operation so that the web pages load more quickly, thereby improving the response time for the pages that are accessed by users...

DNF command with examples

Mastering DNF command with examples

DNF was first made available in Fedora 18 & with Fedora 22, it had replaced Yum to become default package manager for handling the system package files. DNF or Dandified YUM is actually a...

install nvm on linux

Install NVM on Linux: 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 on Linux. NVM stands for Node version manager & as...

replicate selinux policies

How to replicate SELinux policies among Linux machines

SELinux or Security Enhaced Linux, is a set of kernel modification & user-space tools, that implements access policies called MAC (Mandatory access controls). It reduces privileges for any server or service to minimum required...

Amazon EBS

5 Lesser-Known Facts about Amazon EBS Could Save You Time and Money

Overview of EBS Amazon Elastic Block Store is a storage service based on block-level storage volumes. EBS volumes comprise blocks that are spread across various devices, which you can use to store Elastic Compute...

yum tips

Some pretty useful YUM tips & tricks

Yum is the default package manager for RPM packages on RHEL & CentOS. And most of you working on these OS should be familiar with it (for those of you who are not, read...

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,...

useful linux commands

Useful Linux Commands that you should know

If you are Linux system administrator or just a Linux enthusiast/lover, than you love  & use command line aks CLI. Until some years ago majority of Linux work was accomplished using CLI only &...

nc command

NC command (NCAT) for beginners

NC command is for performing maintenance/diagnosis tasks related to network . It can perform operations like read,write or data redirections over the network, similar to how you can use cat command to manipulate files...

scripts at reboot

Executing Commands and Scripts at Reboot & Startup in Linux

There might arise a need to execute a command or scripts at reboot or every time when we start our system. So how can we do that, in this tutorial we are going to...

Trying to Beta Test Your New App? Consider These Helpful Tips For Success

Developing a popular and glitch-free app is usually one of the main priorities a business owner has. Long gone are the days of traditional marketing methods like newspaper ads and flyers. Modern consumers want...

use regex

Bash Scripting: Learn to use REGEX (Part 2- Intermediate)

In our earlier tutorial, we learned to use regex with some basic concepts & we learned about meta-characters & learned to use those meta-chracters to create some easy but effective regex terms. We will...

redis master slave

Configuring redis MASTER SLAVE setup

We discussed in our previous tutorial, about redis server & its installation. In this tutorial, we will learn to create a redis cluster or rather a master slave setup for redis server. With master...

website's performance

How to Improve Your Website’s Performance (An Overview)

Recent studies show that it takes a consumer about half a second to form an opinion about a business website. The first impression your website makes will determine whether or not a visitor engages...

Advantages of Using Syslog Server

Top 4 Advantages of Using Syslog Server

Understanding what is going on in your network environment is crucial to health of your system. Using a syslog server enables you to send event messages and multiple logs from your network devices to...

Backup Linux data to Amazon S3 with CloudBerry Backup

Recently we have started using an awesome solution to backup our Linux files and folders to Amazon S3 called Cloudberry Backup. CloudBerry Backup allows to perform backups of all Linux systems and available for...