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FrontEndGurus @FrontEndGurus
Joined April 2016
  • Tweets 151
  • Following 131
  • Followers 30
97 Photos and videos
Even Experienced Devs Get This Wrong! 😵‍💻 #coding #programming #frontend... youtu.be/QXnRQuDLNso?si=hjrx… via @YouTube

Even Experienced Devs Get This Wrong! 😵‍💻 #coding #programming...

JavaScript isn't always as simple as it looks. 🧠 Can you figure out...

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Map Key Mutated, But Value Still Found? 🔥 #frontenddev #coding #programm... youtu.be/E9Eip_6X_Qo?si=I_e_… via @YouTube

Map Key Mutated, But Value Still Found? 🔥 #frontenddev #coding...

You changed the object after inserting it into a Map, yet Map.get()...

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Can Objects Fool a Map in JS? #coding #frontenddev #codingquiz #quiz #... youtu.be/2H_HKMx153w?si=KXjM… via @YouTube

Can Objects Fool a Map in JS? #coding #frontenddev #codingquiz #quiz...

Think two objects with the same content are treated the same in Jav...

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.match() Can Do This — .includes() Can’t! 🤯 #coding #frontenddev #progra... youtu.be/M2WnXSCLaiY?si=t33V… via @YouTube

.match() Can Do This — .includes() Can’t! 🤯 #coding #frontenddev...

Never use .includes() with RegEx — it expects a string, not a patte...

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You Can Run Functions Inside ${} in JS 🤯 #coding #programming #quiz #fr... youtu.be/BgaFiKL3wuw?si=jw0P… via @YouTube

You Can Run Functions Inside ${} in JS 🤯 #coding #programming #quiz...

Use functions directly inside template strings!No extra vars. No c...

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This Trick Doubles Every Value in Your Object 😱 #coding #frontenddev #q... youtu.be/WXHN-6NtAu4?si=Hp5w… via @YouTube

This Trick Doubles Every Value in Your Object 😱 #coding #frontenddev...

Working with objects like arrays?Use Object.entries() to turn it i...

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JS Deep Clone Trick That Saves You From Bugs #coding #frontenddev #pro... youtu.be/FkQVP6TTf7g?si=8HZM… via @YouTube

JS Deep Clone Trick That Saves You From Bugs #coding #frontenddev...

Cloning arrays of objects?Don’t just assign or spread — do it righ...

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Can You Spot the Adult in This Array? #coding #frontenddev #quiz #progr... youtu.be/d5ZPA2rNHrc?si=a_QQ… via @YouTube

Can You Spot the Adult in This Array? #coding #frontenddev #quiz...

With .some(), you can check if ANY user is over 18 — clean, readabl...

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This ONE line checks for adults in JS 🤯 #codingquiz #coding #frontenddev... youtu.be/PBLApyv8Scs?si=wxbE… via @YouTube

This ONE line checks for adults in JS 🤯 #codingquiz #coding #front...

Ever needed to check if at least one person in a list meets a condi...

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🤖 Top 3 AI-powered dev tools in 2025: GitHub Copilot X 🚀 Sora by OpenAI 🎥 Tabnine AI ⚡ Boost your code, docs, & workflow with AI power! #AI #DevTools #GitHubCopilot #OpenAI #Tabnine #Dev2025
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React TypeScript in production? Here are 7 best practices you can't ignore 👇 Strict prop typing Custom Hooks > logic duplication Consistent folder structure ESLint Prettier UseContext with caution Catch API errors DRY reusable components #ReactJS #TypeScript #WebDev
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Can You Predict What This JS Loop Logs? #codingquiz #coding #programming... youtu.be/Ibp9GysG4Sw?si=OfJX… via @YouTube

Can You Predict What This JS Loop Logs? #codingquiz #coding #progra...

You’ve seen continue in loops, but do you really know what it skips...

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🔥 Ternary AND Logic – Most Get This Wrong! #coding #programming #codi... youtu.be/D0dwVNOUITg?si=lKoD… via @YouTube

🔥 Ternary AND Logic – Most Get This Wrong! #coding #programming...

JavaScript loves to mix ternary and logical operators 😵What grade ...

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🤯 JavaScript Nested .map() Puzzle – What Will Console Log? #coding #fro... youtu.be/c_CKMoJTiXs?si=SpMg… via @YouTube

🤯 JavaScript Nested .map() Puzzle – What Will Console Log? #coding...

Nested .map() calls can be tricky!What will be the output of doubl...

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🚀 Mastering Chained .map() in JavaScript #coding #quiz #programming #ja... youtu.be/L0BzkOALNlw?si=A5EF… via @YouTube

🚀 Mastering Chained .map() in JavaScript #coding #quiz #programming...

Chained .map() methods are powerful but can get tricky.Can you gue...

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🚨 Most Miss This .map() this Trap in JavaScript #codingquiz #coding #p... youtu.be/r3GQ6C4Q8Cs?si=o2VI… via @YouTube

🚨 Most Miss This .map() this Trap in JavaScript #codingquiz...

JavaScript’s .map() method combined with this binding can be tricky...

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🤖 What Does This Filter Map Chain Return in JS? #codingquiz #frontenddev... youtu.be/sjiUCyvoMbk?si=FMpP… via @YouTube

🤖 What Does This Filter Map Chain Return in JS? #codingquiz #front...

Here’s a quick but powerful JavaScript challenge 💡Using .filter() ...

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🔥One Push Changes Everything -JS Logic Puzzle #codingquiz #coding #progr... youtu.be/DAEj_Pn26Ko?si=v5iY… via @YouTube

🔥One Push Changes Everything -JS Logic Puzzle #codingquiz #coding...

You think you know how object and array references work in JavaScri...

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🚀 JS Nested Destructuring Quiz – Bet You’ll Miss This! #programming #co... youtu.be/ZTPXolm9X1I?si=jRK3… via @YouTube

🚀 JS Nested Destructuring Quiz – Bet You’ll Miss This! #programming...

Think you’ve mastered JavaScript destructuring?Let’s see how well ...

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Spread Operator Confusion – What Will Be Logged? #codingquiz #frontendde... youtu.be/brScrN39860?si=5p2T… via @YouTube

Spread Operator Confusion – What Will Be Logged? #codingquiz #front...

Think you understand object cloning in JavaScript?Let’s test your ...

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