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Coding Interview - Merge Sort

This algorithm is very efficient one, and is classic example of Divide and Conquer algorithms.

Coding Interview - Bubble Sort

This is kind of preliminary technique of sorting. And, this is the first algorithm that a beginner learns.

Coding Interview - Computer Algorithms Useful Terms Cheatsheet

Big-O notation In simpler terms, its kind of a unit to measure how efficient an algorithm is, with respect to...

Coding Interview - Selection Sort

It is one of a simple algorithm to study for a beginner to understanding sorting algorithms.

Python 3 - String fun with Python

This post some useful tips of using strings, and some issues while dealing with strings

Python 3 - Format String fun

This post is dedicated for cases where we intend to append a variable value in a string, whether in logs,...

Drupal 8 - How to show view user data to owner user only

Introduction to Problem I have some data related to users. For example: which are the files users have downloaded. This...

Coding Interview - Insertion Sort

Its a kind of incremental insertion technique, where the algorithm build up sorting by first sorting n-1 items.

Coding Interview - Sorting Algorithms

This topic is one of the most common studied. When somebody started preparation of coding interviews. Sorting algorithms would in...

Understanding and Solving pylint errors for Python 3

Pylint is an excellent tool to have good quality code. This post is not about how pylint works. Lets see...

Eclipse/STS IDE showing compilation errors in java code inspite of all dependencies installed

I have a Java project and dependencies are being managed through maven. I have installed all dependencies, and each library...

Docker: unauthorized: incorrect username or password.

While running docker commands with some images, I started getting error: unauthorized: incorrect username or password.

Python: How to generate string of arbitrary length of any alphabet characters

I was testing a bug where a field was limited to 255 characters only. I needed to generate a string...

Mac showing strange incorrect month name

Introduction to problem So, on my mac, I’ev set timezone to my local city i.e. Delhi (India). Still, the name...

How to Use Google Fonts in Website design with Bootstrap

If you are using Bootstrap, the default font that comes with the package is pretty simple and is not classy....

How to Fetch JSON of all Videos of a Youtube Channel

Youtube APIs are great way to fetch details about video or channels. I’ve written a nodejs module for youtube api,...

Coding Interview Cheatsheet

Absolute Must Have Below are must have topics that you must know: Algorithms Data Structures Concepts Breadth First Search (BFS)...

How to Make Sticky Block in Sidebar using Bootstrap

Note: This is based on bootstrap-4

Drupal 8: Bootstrap Sticky is not sticky in Drupal 8 - Solved

Bootstrap has a simple solution to have sticky blocks in your html. I’ve given a simple example in my previous...

How to Protect Git branch and Enforce Restrictions

In previous article: Effective Git Branching Strategy, I discussed Git branching strategy and how you can follow best practices to...