--- title: "Khairallah AL-Awady (@khairallah-alawady) | Hashnode" description: "building Web3Arabs. Read the latest articles by Khairallah AL-Awady on Hashnode." url: "https://hashnode.com/@khairallah-alawady" --- @khairallah-alawady # Khairallah AL-Awady @khairallah-alawady · Yemen -> Dubai · Joined August 2021 building Web3Arabs ### [Setup and Build Your First Web 3.0 Smart Contract With Nahmii, Remix, Solidity, and Metamask](https://khairallah.hashnode.dev/setup-and-build-your-first-web-30-smart-contract-with-nahmii-remix-solidity-and-metamask?utm_source=hashnode&utm_medium=feed) To enhance your expertise in Web 3.0, the best way is to utilize it by developing coding projects. However, crafting them alone and integrating various... 3 min read · [khairallah.hashnode.dev](https://khairallah.hashnode.dev/setup-and-build-your-first-web-30-smart-contract-with-nahmii-remix-solidity-and-metamask?utm_source=hashnode&utm_medium=feed) [3](https://hashnode.com/posts/setup-and-build-your-first-web-30-smart-contract-with-nahmii-remix-solidity-and-metamask/640b58807320a26add565611) [Mar 10, 2023](https://hashnode.com/posts/setup-and-build-your-first-web-30-smart-contract-with-nahmii-remix-solidity-and-metamask/640b58807320a26add565611) ### [Python - Part 1: Hello World! , Variables and Data types](https://khairallah.hashnode.dev/python-part-1-hello-world-variables-and-data-types?utm_source=hashnode&utm_medium=feed) Python is a widely used general-purposem, simple language in its own way and is very popular, high level programming language. It was created... 3 min read · [khairallah.hashnode.dev](https://khairallah.hashnode.dev/python-part-1-hello-world-variables-and-data-types?utm_source=hashnode&utm_medium=feed) [2](https://hashnode.com/posts/python-part-1-hello-world-variables-and-data-types/61cea7a27cb96c3f9225f0f7) [Dec 31, 2021](https://hashnode.com/posts/python-part-1-hello-world-variables-and-data-types/61cea7a27cb96c3f9225f0f7) ### [10 Secrets in Google Search, You do not know them as a Software Developer!](https://khairallah.hashnode.dev/10-secrets-in-google-search-you-do-not-know-them-as-a-software-developer?utm_source=hashnode&utm_medium=feed) As software engineers, we face many problems and our only friend is always Google, so here are the ways to search on Google as a professional... 3 min read · [khairallah.hashnode.dev](https://khairallah.hashnode.dev/10-secrets-in-google-search-you-do-not-know-them-as-a-software-developer?utm_source=hashnode&utm_medium=feed) [1](https://hashnode.com/posts/10-secrets-in-google-search-you-do-not-know-them-as-a-software-developer/617418a20c5e175a1c61650c) [Oct 23, 2021](https://hashnode.com/posts/10-secrets-in-google-search-you-do-not-know-them-as-a-software-developer/617418a20c5e175a1c61650c) ### [Big O Notation & Time Complexity in Algorithm and Data Structure](https://khairallah.hashnode.dev/big-o-notation-and-time-complexity-in-algorithm-and-data-structure?utm_source=hashnode&utm_medium=feed) Big O Notation is a Notation that tells you how Fast your Algorithm is. All that matters to us in every system we manufacture is speed and security... 2 min read · [khairallah.hashnode.dev](https://khairallah.hashnode.dev/big-o-notation-and-time-complexity-in-algorithm-and-data-structure?utm_source=hashnode&utm_medium=feed) [1](https://hashnode.com/posts/big-o-notation-and-time-complexity-in-algorithm-and-data-structure/6168576918374f2573279606) [Oct 14, 2021](https://hashnode.com/posts/big-o-notation-and-time-complexity-in-algorithm-and-data-structure/6168576918374f2573279606) ### [Binary Search with JavaScript and Python](https://khairallah.hashnode.dev/binary-search-with-javascript-and-python?utm_source=hashnode&utm_medium=feed) Binary Search is an algorithm that allows you to search for a value that you can reach by a target and this value may be the target. Why do use Binary Se... 2 min read · [khairallah.hashnode.dev](https://khairallah.hashnode.dev/binary-search-with-javascript-and-python?utm_source=hashnode&utm_medium=feed) [Jun 8, 2021](https://hashnode.com/posts/binary-search-with-javascript-and-python/6135487392d0321a999950d1)