Month: May 2019

  • What is BigO Notation and Time Complexity?

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    When you try to solve a problem on some online websites, you probably come across some terms like BigO notation, O(n), O(1), O(n²), etc… or time complexity a couple of […]

  • Free Programming Ebooks

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    In this article, I’m going to summarize 69+ programming languages and computer science books that are free and available for everyone. It’s from a repository on Github and separated by […]

  • Numbering System: How to convert hexadecimal, decimal value to binary and vice versa?

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    In the previous article, we’ve talked about what is bitwise operation and why it matters in computer science. Most of the time when we do things with the bitwise operation, […]

  • Introduction to Bitwise Operation

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    Bitwise Operations Binary Number In mathematics and digital electronics, a binary number is a number expressed in the base-2 numeral system or binary numeral system, which uses only two symbols: […]

  • A Brief Introduction to Programming

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    In this article, I will give you a brief introduction to programming, learn important concepts related and how a program can be translated that computers can understand. First, what is […]

  • How to start coding as an absolute beginner?

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    If you want to learn how to code for free, here’s a comprehensive beginner’s guide on how to get started. Coding! It seems like code has become the latest and […]

  • JavaScript ES6 Core Features Overview

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    Several changes to JavaScript were introduced by ECMAScript 2015, also well-known as ES6. Here is a summary of a number of the foremost common options and syntactic variations, where applicable, […]

  • Do you know what is a DDoS Attack?

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    What is a DDoS Attack? A distributed denial-of-service (DDoS) attack is a malicious attempt to disrupt normal traffic of a targeted server, service or network by overwhelming the target or […]

  • A few ways to solve the Palindrome problem in JavaScript

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    I first joined freeCodeCamp over one year ago, this is a great place to start learning to code and especially, it’s free. But for a long time, I hadn’t visited […]

  • Greeting JavaScript: Thanos Snap Effect Tutorial with JavaScript

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    Thanos’ snap effect is one of the best Easter egg from Google that I really like. But since Google obfuscate their code, it’s a little bit hard to see the technique […]

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