🇮🇹 🇬🇧 JavaScript and TypeScript Software Developer Medium - gg-dev.medium.com DevTo - dev.to/gg_dev
Joined August 2019
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4 Photos and videos
🚀 Did you know? In JS/TS, `Array.prototype.map()` lets you transform data without mutating the original array! Keep your code clean & functional. #JSEssentials #TSEssentials #devtips ✨
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Did you know? `const` doesn’t mean ‘constant value’ but ‘constant reference’ in JavaScript! 🧠 Reassigning will fail, but mutating is fair game. 🎯 #JSEssentials #TSEssentials #devtips Happy coding! (but watch out for those sneaky mutations 😉)
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Did you know? In TypeScript, `as const` turns your objects into read-only, super-strict types! 🔒✨ Perfect for configs or constants. #JSEssentials #TSEssentials #devtips
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"Master destructuring in JavaScript/TypeScript! It’s like unpacking a 🎁:
```js
const { name, age } = user;
const [first, ...rest] = arr;
```
Cleaner code, less typing. Win! 🚀 #JSEssentials #TSEssentials #devtips"
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JavaScript: `const` for constants, `let` for variables—your code’s clarity starts with the right choice! 🧠 `var`? Ancient history. #JSEssentials #TSEssentials #devtips 🔥
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🚀 Did you know? In #JavaScript, `Object.freeze()` makes an object immutable, while in #TypeScript, `readonly` only protects its references. Choose wisely! 🛡️ #JSEssentials #TSEssentials #devtips
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JavaScript tip: Use `Array.from(new Set(arr))` to remove duplicates from an array! 🎯 TypeScript makes it even better with type safety. #JSEssentials #TSEssentials #devtips 🚀💡
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Did you know? In #JavaScript, `!!` converts any value to a boolean! `!!0` → false, `!!'hi'` → true. So handy for truthy/falsy checks! ✨ #TypeScript fans, this works for you too. #JSEssentials #TSEssentials #devtips 🚀
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Writing clean #JavaScript or #TypeScript? Remember: `const` for constants, `let` for variables, and say no to `var`! 🚀 Keep it predictable and bug-free. #JSEssentials #TSEssentials #devtips 🛠️💡
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Did you know? In #JavaScript & #TypeScript, `Array.map()` transforms data without loops! 🎯 Perfect for clean, readable code. #JSEssentials #TSEssentials #devtips 🚀 Keep iterating, but let `.map()` do the heavy lifting! 😉
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Did you know? In JS/TS, `Object.values({ a: 1, b: 2 })` gives `[1, 2]` but `Object.keys()` returns `['a', 'b']`! 🧠✨ Mastering these little details makes big differences. #JSEssentials #TSEssentials #devtips
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🚀 Did you know? In TypeScript, `interface` shapes objects *predictably*, while `type` offers *flexibility* with unions & aliases. Choose wisely! 😉 #JSEssentials #TSEssentials #devtips
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Unlock the power of optional chaining in JS/TS! `user?.profile?.name` saves you from undefined headaches. 🚀 Cleaner code, fewer errors! #JSEssentials #TSEssentials #devtips 🔥
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JavaScript tip: Use `??` (nullish coalescing) for default values—it only falls back if the left side is `null` or `undefined`. Cleaner than `||`! 🛠️ #JSEssentials #TSEssentials #devtips
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Did you know? In TypeScript, `interface` and `type` are similar, but `type` can handle unions & primitives while `interface` excels at extending. Pick wisely! 🤓 #JSEssentials #TSEssentials #devtips
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"🚀 Did you know JavaScript's `Array.sort()` sorts elements as *strings* by default? Always pass a compare fn for numbers! 🔢
`[1, 5, 10].sort((a, b) => a - b);` → `[1, 5, 10]` ✅
#JSEssentials #TSEssentials #devtips"
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Did you know? JavaScript’s `map()` can transform arrays like magic! 🎩✨ With TypeScript’s type safety, it’s even more powerful. 🛠️ Write cleaner code today! #JSEssentials #TSEssentials #devtips (P.S. Don’t forget to handle edge cases! 😉)
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"JavaScript tip: Use `map()` to transform arrays like a pro! It’s clean, functional, and avoids loops.
TypeScript bonus: Add type hints for safer code. 🚀 #JSEssentials #TSEssentials #devtips
`const squares = numbers.map(num => num * num); // [1, 4, 9]` ✨"
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JavaScript lets you write async code, but TypeScript helps you write it *right*! 🛠️ Use `async/await` for cleaner promises & type your returns to avoid surprises. #JSEssentials #TSEssentials #devtips 🚀 (Pro tip: `Promise<Type>` is your friend!)
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🚀 Did you know? In #TypeScript, `keyof` turns object keys into a union type! For #JavaScript fans: `Object.keys()` gives an array. Both let you dance through properties with ease! 💃 #JSEssentials #TSEssentials #devtips
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