2021 was a lot of things to a lot of people. For me, it was a long 12 months of slogging from home to get things done.

My year was like an inverted bell curve. It started with high spirits. Everything seemed to be going right but then from mid-march…

Communication between clients and servers is part and parcel of the internet. Web sockets are a protocol developed to facilitate the same. They enable us to do two-way contact between a client (or multiple clients) and a server. You can think of your web browser as a client, for example…

What really happens when you type medium.com into the web browser and press enter? How is the website loading all the information and images?

Let’s find out.

I will explain this by telling you a small story.

The title of this story is Browser-Man 🦸: Across the Internet.

One day…

📌 The problem statement

Given a string s, find the length of the longest substring without repeating characters.

Example:

Input: s = "abcabcb"
Output: 3
Explanation: The answer is "abc", with the length of 3.

The solution 💡

Let’s think of a straightforward approach first as we did with the…

Getting referrals is a very efficient way to land an interview at any firm. Also, most firms have a referral program where the employees get a small referral bonus if the person they referred gets hired.

So, it is a win-win. If you are a strong candidate for a job…

Searching for something from a data structure is a pretty common thing. We search for files, people, posts, etc. Most websites and applications have a search bar.

When it comes to problem-solving, searching for some element can be an important intermediary or actionable step. …

Sorting is… well, sort of everywhere around us. In the real world, we have the sort option in a lot of applications, say sorting files based on their timestamp. The basic gist is simple- we want to arrange the items in a list in a specific order. It is generally…

An internship is your moment to get that resume point and work experience every recruiter in the town wants to see.

What exactly should you be doing during your internship? Is it good enough to just go with the flow and get work done as assigned, or is there something…