Thought Programmer

An architectural pattern is a general, reusable solution to a commonly occurring problem in software architecture within a given context.

A pattern is a solution to a problem in a context.

Many programmers are nowadays still confused about the difference between architecture patterns or don’t even know much about it.

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The word candlestick is a Western term coined by Steve Nison¹. In Japan it is called “Ashi”, which means “leg” or “foot”. A daily chart is called “Hi Ashi”, a weekly chart “shu ashi”, and a monthly chart “tsuki ashi”².

What is a Candlestick chart?

A candlestick chart presents in a graphical format the essential…

Designing Scalable Systems

Since too many systems from small to large now require unique global identifiers, it is an important task in distributed computing that needs to be tackled immediately.

Many systems are now requiring unique global identifiers such as social numbers, bank account numbers, and so on.

In general, an ID generator…

Coding conventions are a set of guidelines for a specific programming language that recommend programming style, practices, and methods for each aspect of a program written in that language.

C Programming Language

SEI CERT C Coding Standard

The goal of these rules and recommendations is to develop safe, reliable, and secure systems, for example by eliminating undefined behaviors…

I looked at over 1000 coding interview questions and found the hardest questions as follows by tech giants.

Question 01

There exists a staircase with N steps, and you can climb up either 1 or 2 steps at a time. Given N, write a function that returns the number of unique ways…

Data Scientist

A command-line interface is a program that processes commands to a computer program in the form of lines of text. In this awesome article, I will introduce 100+ command-line tools used popularly in Data Science.

Alias and unalias

The alias tool is a Z shell built-in.

$ type alias
alias is a shell…

Thought Programmer

GitHub is a great place for sharing resources of all kinds, from free ebooks to APIs, from roadmaps to project ideas, and from projects to the products. I looked at Github and found the following awesome links.

Coding Standards

Arlo’s Commit Notation

A notation for small commits messages that show the risk involved in each…

These are a wide variety of questions inspired by real programming interviews with tech giants, with in-depth solutions that clearly take you through each core concept.

Get exceptionally good at coding interviews by solving one problem every day

We will together solve these problems using JavaScript.

Airbnb

Airbnb, Inc. is an…