Hello to all my dear friends. Recently, I got a new laptop to test out. This is the Lenovo LOQ series. Lenovo LOQ is a low end gaming laptop series as against Lenovo Legion. This is the one. I wanted to mainly see the experience of Nvidia graphics card on a Linux system. How to…
Hello to all the readers! This is the question that “What is the difference between an Infrastructure and Architecture” struck my mind. This thought hit when in the organization people keep saying have you documented the infrastructure of the system and at times some people have you documented the architecture of the system. So both…
Hey there folks! I was developing a frontend in React using Next.js framework. It was just another web application for the company I work in. It involves fetching data from some API, presenting the data and taking actions based upon the user events. Whenever there was any mischievous error, the development website when opened in…
A warm Hello to all the readers! In this post, we will understand another data structure i.e. Queue. See the image. It shows a queue of men standing waiting for their turn. Queue is basically a double sided stack. On one side, elements are inserted and on the another side, the elements are removed. A…
A warm Hello to all the readers! There is another data structure in computer science. This is the Stack data structure. To understand a stack, it is easy to relate to the stack of plates racked in the kitchen. A plate is put on top of other plates. See the image below. Similarly talking in…
A warm Hello to all the readers! In this post, we will understand about Headless CMS. CMS stands for Content Management System. Going by the name, it manages content and presentation of a website. WordPress is by far the most popular CMS in the market till date. What is a Monolithic CMS? WordPress is a…
A warm Hello to all the readers! I am back with a small tutorial on PostgreSQL. In this I’ll explain how to create roles and users in PostgreSQL database. User is a fundamental component of database. DB users are different from operating system users. Users are assigned permissions what database objects they can access. There…
A warm Hello to all the readers! If you are from computer science background or pursuing computer science jobs, IT jobs, then you must have heard at some point of the word “Algorithm”. Let’s understand in easy and simple terms as to what is an algorithm. In simple terms, we define computer algorithm as “A…
A warm Hello to all the readers! I have been implementing TOTP based authentication in one of my php based application. It is a modern times authentication method to verify that user is real and not a hacker. TOTP stands for “Time Based One Time Password”. You must be aware of OTP. OTPs are singe…
I am back with a simple Linux command. This command will let you sum up the numbers line by line on Linux shell. There are two most commonly used and easiest ways to do so. Create a file named “numbers” containing following random numbers: Sum Numbers using Awk Sum Numbers using jq jq is a…