How to Add, Remove and Modify Users in Linux
As a Linux administrator, it is essential to know how to add users, modify users and delete users in a Linux system. It is a good practice to have different accounts for different users...
Author: Anirban Das
cURL Command Tutorial with Examples
cURL is a command line tool and a library which can be used to receive and send data between a client and a server or any two machines connected over the internet. It supports...
OpenVZ vs KVM vs Xen – Virtualization Technologies Explained
There are many different virtualization technologies available in the market, such as OpenVZ, KVM and Xen. You may have come across these terms when trying to while trying to buy a Virtual Private Server...
How to Download Files and Web Pages with Wget
The wget command allows you to download files over the HTTP, HTTPS and FTP protocols. It is a powerful tool that allows you to download files in the background, crawl websites, and resume interrupted...
How to Kill a Process in Linux
In an operating system, there are many programs, which may be either run by an user or by the OS itself (such as system services). Such programs which are running on the system are...
How to Install and Use Glances to Monitor Linux Systems
Monitoring a system is essential for keeping things running smoothly. Glances is a Python-based tool which provides information on various aspects of the system, such as running processes, I/O, memory and so on. It...
RAID levels 0, 1, 4, 5, 6, 10 explained
As businesses grow, demand arises for more reliable infrastructure that can handle critical systems. An important component in stable and scalable infrastructure is proper memory management. In this article, we will look at RAID...
How to Monitor Network Traffic on Linux Using vnStat
Developers and sysadmins may need to monitor various network parameters, such as bandwidth consumption and the traffic flowing in/out. There are many tools available for this purpose, one of them being vnStat. It is...
Getting Started with Docker – Part 2
Docker has changed the way developers run, organize and deploy their code and infrastructure. In the docker series articles, we will be understanding how Docker works, installation and running code, deployment, container management and more....
How to Install Grav CMS on Debian/Ubuntu
The Content Management System (CMS) market today is captured by the three giants — WordPress, Drupal, and Joomla with WordPress being the leader. Grav CMS is a new kid on the block featuring an...
Managing Your Linux Server with Webmin
Managing Linux servers can be very difficult at times. It can be very hard for someone who doesn’t have a lot of experience with the command-line tools. In addition, it’s also difficult for administrators...
How to Install Nextcloud on Ubuntu
There are many online file storage services such as Google Drive and Dropbox. However, these are run by third parties, which means that you often don’t have control over the data you’ve uploaded. Fortunately,...
Serverless Computing, Explained
The world is changing dynamically at a fast pace. The thing that is changing even faster is technology and the underlying architecture beneath it. In this article, we will dig into the depths of...
How to Install WordPress on Windows with XAMPP
WordPress is a great Content Management System. It can be used to create nearly all kinds of websites ranging from blogs to e-commerce websites. In order to use WordPress, we also need to install...
Adding HTTPS to Your Website with Let’s Encrypt
HTTPS is an important part of securing websites. In our previous article, we’ve discussed how to add HTTPS to your website with Cloudflare. Unfortunately, for all intents and purposes, CloudFlare’s HTTPS is just an...
Adding HTTPS to Your Site with Cloudflare
Much of the web works on HTTP; but it is insecure protocol as it provides no protection. It’s secure sibling, HTTPS provides protection against eavesdropping and tampering of data. Historically, HTTPS has been used...
8 Critical Security Issues to Avoid in Your Website
A web application, being exposed to the web, is far more prone to be attacked than other kinds of applications. Building a secure web application is of prime importance — a hacked website costs...
What is a CDN and How to Use It
You may have come across the buzzword called CDN and may have probably wondered what it is. In this article, we are going to demystify this term and explain how to use it for...
How to Speed up Your Website up to 85% Using AMP
We all have the experience of loading resource intensive sites in patchy networks. The truth is, the pages take forever to load! This has been a big problem for web developers especially if the...
How to Use Google as a Password Manager
Did you know you can save up all those bucks that you have been spending all these years for a password manager? Google has its own password manager that many of us would not...