Coding

how blocks are linked in a blockchain lean to code blockchain from scratch

How Blocks are Linked in a Blockchain

You’ll be reading:πŸ’Ž Block Structure and the Power of Chaining πŸ’ŽπŸ”— The Crucial Link: Previous Block’s Hash πŸ”—πŸ” Hashing πŸ”πŸ” Detecting Tempting πŸ”πŸ€ Consensus Mechanism πŸ€πŸ† The Longest Chain Rule πŸ†πŸ”’ Let’s Code Our Own Blockchain using Python! πŸ”’Output:πŸ•΅οΈβ€β™‚οΈ Detecting Tampering πŸ•΅οΈβ€β™‚οΈOutput: In this blog we are going to discuss, how blocks are linked in

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== operator in python

Comparison Operator, == in Python

Python uses the β€˜==’ operator to check for equality between two values, performing a value-based comparison like JavaScript’s β€˜===’. However, unlike JavaScript, Python does not have a strict comparison operator like β€˜===’ that checks both the value and the data type of the operands. Since Python is a dynamically typed language, variables can hold different

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JavaScript Functions: a Comprehensive guide

JavaScript functions are an essential part of the JavaScript programming language. They are reusable blocks of code that perform specific tasks or calculations. Functions can take in parameters, perform operations, and return values. In this comprehensive guide, we will explore the various aspects of JavaScript functions, including function declarations, function expressions, arrow functions, anonymous functions,

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Double Question Mark ?? in JavaScript, TypeScript and React

JavaScript ?? In JavaScript, the double question mark ?? is called “nullish coalescing operator.” It is a relatively new addition to the language, introduced in ECMAScript 2020 (ES11). nullish coalescing operator provides a concise way to handle default values when dealing with null or undefined values. The syntax of nullish coalescing operator is as follows:

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What is BEM in Css

BEM, which stands for Block Element Modifier, is a popular naming convention and methodology for writing maintainable and scalable CSS. It is widely used to create modular and reusable front-end code in large-scale projects. The BEM methodology aims to improve code readability, reduce specificity issues, and make it easier to understand the relationships between different

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