LinuxTechLab Blog

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...

Easy guide to install MySQL on Ubuntu

MySQL is one of the most famous Free & Open Source Relational Database system. MySQL uses a relational database & structured query language (SQL) to manage all the data. Its one of the most...

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 &...

Nginx reverse proxy with SSL

Simple guide to configure Nginx reverse proxy with SSL

A reverse proxy is a server that takes the requests made through web i.e. http & https, then sends them to backend server (or servers). A Backend server can be a single or group...

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...

manage docker hosts with Docker Machine

Create & manage docker hosts with Docker Machine on VirtualBox

Docker Machine is a tool that let us install Docker Engine on virtual hosts on various platforms, on local environment as well on cloud. With Docker Machine, we can easily install docker hosts a...

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...

nginx with let's encrypt

Complete guide to configure SSL on Nginx with Let’s Encrypt (Ubuntu/Centos/RHEL)

Securing your websites with an SSL certificate is now a must for all website admins, else the web browsers will mark the website as unsafe to visit, causing the loss of website traffic. But...

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...

nginx reverse proxy

Simple way to configure Nginx Reverse Proxy

A reverse proxy is a server that takes the requests (http/https) & then transfers or distributes them to backend server. Backend server can be an application server like Tomcat, wildfly or Jenkins etc or...

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...