Categories
Blog

DNS in computer networks for mortals [Explained]

DNS in computer networks sections It is no secret that DNS is one of the most complex topics in engineering. As in all blog posts I wrote, let’s understand the purpose behind DNS in computer networks. DNS stands for Domain Name System. In everyday language, you will hear people referring to domain names. DNS is […]

Categories
Blog

How To resolve the SSH AWS Permission denied (publickey) ERROR

You are probably here because you are getting frustrated by the error you are getting from your SSH client. Earlier today, I was in your shoes. I needed to copy the Redis Enterprise Software package from my local computer to an Ubuntu-based AWS EC2 instance. Here is the command that uses the scp (Secure Copy) […]

Categories
Blog

Suddenly… There is a WordPress plugin that can stop spam comments with a single button click

Do you get a lot of SPAM comments in your WordPress? If you are getting a bunch of spam comments on your WordPress website, you are at the right place. I wrote a plugin to stop all the comment spam in a single click! Yes, you heard it right. What is the problem? If you […]

Categories
Blog

AWS Learning Path For Beginners: How to Master AWS in lunch break [FREE]

Amazon AWS learning path for beginners: So, you want to learn the AWS core concepts in a fast and easy way? Look no further than this guide. I wrote this post for busy people just like you and me. Most of us are so occupied with modern-life demands that we can not take aside more […]

Categories
Blog

How To Choose The Best Programming Language To Learn For Beginners [Programmer’s Guide]

Sections of the guide: If you are a beginner who needs a guide on selecting the right programming language to learn, this post is for you.  In the paragraphs to come, I will help you choose the best programming language to learn (for beginners). More than 70,000 programmers have said that these languages are the […]

Categories
Blog

Python Beginners Guide: The way rich kids are taught [2023]

Python beginners guide sections: You are most probably reading this post because you are just starting (or planning to start) with Python. Perhaps you heard from someone you know that they are earning a lot with programming, and you want to do the same (because you are as smart as them). Now, the good news […]

Categories
Blog

7 layers of networking explained to a plumber [True Beginner’s Guide]

7 layers of networking (OSI model) sections: If you are a sane person you are most probably wondering what a plumber has to do with 7 layers of networking? Here comes the answer.  The other day I had a clogged toilet and needed a plumber asap because…. Well, you can imagine… I immediately called a […]

Categories
Blog

Secrets of computer networks demystified: 7 networking concepts to land any (IT) job

Introduction to computer networking sections: You should NOT read this blog post if you already know everything about computer networking. The rest of you most probably know the feeling of attending a work meeting where you have zero clue what others are saying. Yes, that’s the type of meeting where you are struggling to stay […]