Vishal kumar
@Vishal_react
Followers
15
Following
75
Media
22
Statuses
154
Why do we use Chunking in JavaScript?🤓 Well, Short Answer: Chunk heavy tasks or offload them to Web Workers.😎 Checkout this extremely important optimization concept in this thread. (relevant to all frameworks, be it React, Angular or Vue) #js #javascript
#WebDevelopment
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Twitter is cool. But it’s 10x better when you connect with people who code. If you’re into tech, AI, or programming, say hi 👋
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Twitter is cool. But it’s 10x better when you connect with people who code. If you’re into tech, AI, or programming, say hi 👋
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Micro SaaS Day 0 🫡 Building Databricks Guardrails, an action first FinOps tool that prevents cloud waste. ✅auto-right-sizes compute ✅ auto-pauses idle workloads ✅ safe apply / rollback Goal: cut 15–35 % infra spend in < 90 days. #SaaS #FinOps #Databricks
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Saw this on LinkedIn today I really admire @striver_79 and thank his efforts for Coders, but don’t you think this is too much? Virat Kohli, Seriously 😂😂 Ps. No offence intended.
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If Zomato, Uber, and Zepto levy higher charges on iOS and high-end phones, shouldn’t ChatGPT provide more nuanced responses and Netflix deliver superior video quality to the same users?
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Controversial Opinion: Block influencers who came with a thumbnail like “GPT 5 will take your job”. Trust me they are more toxic than your sweet spoken enemy.
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Any one available to join within 15 days for a full stack engineer role (python based)? It's for a US based startup hiring in India. Please reach out if interested. #HiringNow
#python
#hiring
#tech
#fullstackdeveloper
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Hey @X algorithm, I’m looking forward to #connect with people interested in 👇 💻 JavaScript ⚛️ React 📚 DSA 🖥️ Full Stack Development 🎨 Frontend 🛠️ Backend 🚀 Node.js ✅ Software Development 💡 Projects & Collaboration 💼 Job Opportunities #LearnInPublic #letsconnect
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Shouldn't Soham Parekh🧑💻 be a hero? Why so many critics? What he pulled off is in 99.99 percentile. Just a thought 💭
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I got my first follower 💥🎉🥳 Thanks @Uipirqa4150870 👍 Comment down below and I will follow you! Looking for techies!
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Who will be my first follower 😁? Looking to connect with frontend Engineers
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9/ In Summary: Symbol() is for unique, private keys (GC’d). Symbol.for() is for shared, app/global-wide keys (lives forever). Don’t bloat the global symbol registry—use with intent!
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8/ Hidden Object Properties Symbol properties are non-enumerable: Not in for...in, Object.keys, or JSON.stringify. Only visible with Object.getOwnPropertySymbols(obj).
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7/ Bonus: Retrieving Symbol Keys You can get the key back with: Symbol.keyFor(Symbol.for("abc")) // "abc"
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6/ Practical Usage Use Symbol.for for app-wide constants or plugin interoperability. Don’t use Symbol.for in loops with unbounded/dynamic keys.
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5/ Memory Implications You Should Know 🧠 Symbol() — GC eligible when not referenced. Symbol.for() — Never garbage collected! Stays forever in the global registry. Avoid using with lots of dynamic keys (Symbol.for(userInput)), or you risk registry bloat.
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4/ How Does the Registry Work? Think of it as a global Map: { "abc": Symbol(abc), "xyz": Symbol(xyz) } All Symbol.for("abc") calls return the same symbol (shared across files/modules).
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3/ Global Symbol Registry with Symbol.for Symbol.for("abc") checks a global registry. If a symbol with the key exists, it reuses it. Otherwise, it creates & registers a new one. So, Symbol.for("abc") === Symbol.for("abc") // true
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