Understanding JavaScript Hoisting
Hoisting is a concept that describes how JavaScript stores variable and function declarations in memory during the compilation phase.
Understanding JavaScript Closures
A closure is when an inner function can access variables from an outer function and remembers these variables.
JavaScript Scope and Scope Chain Explained
Scope is the concept that determines where variables are accessible within your code, including global, function, and block scopes.
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Why Isn't 0.1 + 0.2 Exactly 0.3 in JavaScript?
Due to binary representation and limited computer memory, 0.1 + 0.2 = 0.30000000000000004.
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Understanding Map, WeakMap, Set, and WeakSet in JavaScript
Map/WeakMap are data structures similar to Objects, while Set/WeakSet are similar to arrays.
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JavaScript Object vs. Map
Map was introduced in ES6, while Object was traditionally used as a Map before ES6.
Introduction to Big O Notation
Big O is a mathematical notation used to describe algorithm efficiency, primarily focusing on input scale, growth patterns, and worst-case scenarios.
About JavaScript Data Types
JavaScript has two main data types: primitives and objects. Primitives include String, Boolean, Number, BigInt, Undefined, Null, and Symbol; objects include Array, Function, and Objects.
The Differences Between null, undefined, and undeclared in JavaScript
null can be understood as nothing; undefined can be understood as not yet; undeclared refers to never having been declared.
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Differences between ==, === and Object.is() in JavaScript
== performs type coercion and value comparison; === doesn't perform type coercion but compares values; Object.is() compares if two values are the same.
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Understanding var, let and const in JavaScript
var, let, and const are reserved keywords used for variable declaration in JavaScript. Initially, only var was available until ES6 introduced let and const.
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Understanding JavaScript Prototype
In JavaScript, prototype is a crucial concept in object-oriented programming, serving as the key to implementing inheritance and property sharing.
This in JavaScript
In JavaScript, the value of 'this' is dynamic and typically determined by how a function is called. Therefore, what affects the value of 'this' is not when it's declared, but where it's invoked.
React Overview
An overview of React based on the book "React Thinking Evolution", aiming to provide a big picture of the entire React ecosystem.
Semantic HTML
Semantic HTML means developing with HTML tags that convey meaning.
Mastering Responsive Web Design
RWD is a design approach that allows websites to adjust across various devices and screen sizes, presenting content in an optimized way.
CSS GRID Implementation Cheatsheet
CSS Grid is a powerful two-dimensional layout system that helps you control the arrangement and size of web elements more flexibly.
CSS Flexbox Implementation Cheatsheet
CSS Flexbox is a powerful layout model that helps us simplify and make webpage element layouts more flexible.
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Key Notes from "ChatGPT Prompt Engineering for Developers" Course
ChatGPT Prompt Engineering for Developers is a famous course launched by DeepLearning.AI after the emergence of generative AI, serving as a comprehensive AI prompt guide suitable for everyone.
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Understanding splice, slice, and split in JavaScript
splice modifies the original array, allowing insertion, deletion, or both simultaneously; slice extracts a portion of an array or string, returning a new array or string without modifying the original; split divides a string into an array based on a specified separator, leaving the original string unchanged.
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Software Teams and GAI - Successes and Failures in AI Collaboration
Notes from the AI Your Summer series event on June 13, 2023.
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Git Implementation Cheatsheet for Beginners
Git is a distributed version control system mainly used to manage and track code changes, particularly suitable for collaborative development projects.
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CSS Display Layout Modes
The CSS display property determines how an element is arranged on a page and affects the layout of its internal and surrounding elements.