Understanding the mysterious 'this' in JavaScript

🚀 Understanding Functions in JavaScript 👇 🔹 First order functions These are regular functions that take inputs, do something, and return an output. ❌ Don’t accept or return other functions. 🔹 Higher order functions A higher order function is any function that either 📌 takes another function as an argument, or 📌 returns a function as its result 📌 or both Examples: map(), filter(), reduce() 🔹 First class functions Functions in JavaScript can be 1️⃣ stored in variables, 2️⃣ passed as arguments or 3️⃣ even returned from other functions. That’s what first-class means, these functions are "first class citizens 😎" If you understand this trio, you understand the core. #JavaScript #Frontend #WebDevelopment #ReactJs #Angular #LearnToCode #backend

🚀 Iterating Over Arrays: for loops (JavaScript) The `for` loop is a fundamental way to iterate over the elements of an array. It allows you to access each element in the array sequentially using its index. You initialize a counter variable, specify a condition for continuing the loop (usually based on the array's length), and increment the counter after each iteration. This provides precise control over the iteration process. #JavaScript #WebDev #Frontend #JS #professional #career #development

It’s one of React’s core building blocks — a syntax that combines JavaScript and HTML-like elements to make UI code more readable and structured. Simply put, JSX looks like HTML but is actually JavaScript under the hood. 🔹 Each JSX element is compiled into a React.createElement() call. 🔹 JSX must return a single root element. 🔹 Use {} to embed JavaScript expressions within JSX. 🔹 It makes components clearer, more maintainable, and reusable. 🧩 In short: JSX is the bridge that merges JavaScript logic with HTML structure. #React #JSX #ReactCheatSheet #JavaScript #Frontend #WebDevelopment #CodingTips #ReactJS #LearnReact #DevCommunity

🎯 Practiced JavaScript DOM today learned how to manipulate multiple elements and how JS interacts with each node in real time. It’s amazing how small scripts can change an entire webpage dynamically! 💻 Check it out here 👉 https://lnkd.in/g9cWfhaH #JavaScript #WebDevelopment #Frontend #LearningJourney

JavaScript vs Frameworks — The Real MVP 😂 JavaScript sits with quiet pride, A humble language by our side. It powers logic day and night, Yet frameworks always steal the light. React and Vue walk in with flair, Tailwind poses like a billionaire. Next.js arrives wearing a crown, While pure JS just holds it down. The frameworks brag, “We scale! We shine!” JavaScript sighs, “The base is mine.” They take the glory, grab the fame, But JS still runs the entire game. So here’s to JavaScript — simple and true, Doing the hard work frameworks claim they do. Behind the glam and all the hype, JS is the one typing every type. #JavaScript #WebDevelopment #FullStackDeveloper #FrontendHumor #DevLife #ProgrammingHumor #CodingLife #JavaScriptFrameworks #TechComedy #LinkedInCreators

🚀 Template Literals (JavaScript) Template literals provide a way to embed expressions within strings, making string concatenation more readable and powerful. They are enclosed in backticks (`) instead of single or double quotes. You can use placeholders `${expression}` to insert variables or expressions directly into the string. Template literals also support multiline strings without the need for escape characters, simplifying the creation of complex strings. Learn more on our app: https://lnkd.in/gefySfsc #JavaScript #WebDev #Frontend #JS #professional #career #development

🚀 Iterating Over Arrays: forEach method (JavaScript) The `forEach()` method is a higher-order function that executes a provided function once for each element in an array. It takes a callback function as an argument, which receives the current element, its index, and the array itself. `forEach()` is a convenient way to perform actions on each element of an array without explicitly managing a loop counter. #JavaScript #WebDev #Frontend #JS #professional #career #development

⚡ 𝗪𝗿𝗶𝘁𝗲 𝗦𝗺𝗮𝗿𝘁𝗲𝗿, 𝗡𝗼𝘁 𝗛𝗮𝗿𝗱𝗲𝗿 — 𝟭𝟬 𝗠𝘂𝘀𝘁-𝗛𝗮𝘃𝗲 𝗖𝘂𝘀𝘁𝗼𝗺 𝗛𝗼𝗼𝗸𝘀 Tiny hooks, massive impact ⚡ Instead of repeating logic — encapsulate it once, reuse it everywhere. These mini hooks will help you write cleaner, faster, and smarter React code. 💡 𝑆𝑎𝑣𝑒 𝑡ℎ𝑖𝑠 𝑝𝑜𝑠𝑡 — 𝑦𝑜𝑢’𝑙𝑙 𝑓𝑖𝑛𝑑 𝑦𝑜𝑢𝑟𝑠𝑒𝑙𝑓 𝑢𝑠𝑖𝑛𝑔 𝑡ℎ𝑒𝑠𝑒 ℎ𝑜𝑜𝑘𝑠 𝑖𝑛 𝑎𝑙𝑚𝑜𝑠𝑡 𝑒𝑣𝑒𝑟𝑦 𝑝𝑟𝑜𝑗𝑒𝑐𝑡! credit- Kushyar Rashidzadeh #React #ReactJS #ReactHooks #JavaScript #FrontendDevelopment #WebDevelopment

I’ve broken down 3 golden rules to write predictable, bug-free state management in Redux — all in a visual, easy-to-digest format. Whether you’re a React beginner or a frontend pro, these rules will help you: ✅ Write pure reducers ✅ Keep state immutable ✅ Keep reducers synchronous 💡 Carousel slides include short explanations and code examples so you can apply them instantly in your projects. Check it out and let me know: Which rule do you think is most often broken? #Redux #ReactJS #ReduxToolkit #FrontendDevelopment #JavaScript #WebDev #HamzaNazir