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Praveen Kumar Purushothaman

Dec 6, 2024 • 32 tweets • 17 min read • Read on X

Scrolly

Hey all, checking out the amazing event space here! 🤩

Met @HaimantikaM and a lot others! 💪🏻🥹

@DevRelCon #DevRelCon #DevRelConBlr

Say hi to our very own amazing DevRels @siddharth_hacks and @adityaoberai1! 🤩

@DevRelCon #DevRelCon #DevRelConBlr

Met really amazing people too! 🤩And welcome to @CatsIn_Tech! 😻

Khushi Trivedi
Aastha Gupta
Sharu Hampali
Ritvi Mishra

@DevRelCon #DevRelCon #DevRelConBlr

Happy Faces! 🤩 Would request @HaimantikaM to tag the right people on X. 🥹

@DevRelCon #DevRelCon #DevRelConBlr

Met a lot of people who I’ve been only meeting online, esp. @HowDevelop. 🤩

Now I know these geniuses “really” exist! 🤯

@DevRelCon #DevRelCon #DevRelConBlr

Talks have started with an opening context from @adityaoberai1 and @HaimantikaM! 🎤

@DevRelCon #DevRelCon #DevRelConBlr

First Talk! 🎤

@DevRelCon #DevRelCon #DevRelConBlr

Have a quick break before the panel discussion! 🍫

@DevRelCon #DevRelCon #DevRelConBlr

Panel Discussion on the Impacts of #AI on #DevRel! 🤖

@DevRelCon #DevRelCon #DevRelConBlr

@threadreaderapp unroll

https://x.com/siddharth_hacks/status/1864903181073027505

https://x.com/siddharth_hacks/status/1864903181073027505

@CatsIn_Tech @devrelcon Dude @KhushiT113! 🤩

https://x.com/praveenscience/status/1865133018320638389

https://x.com/praveenscience/status/1865133018320638389

Which country actually got to the #1 in #OpenSource? Yes, it’s our very own #India. 🇮🇳

@DevRelCon #DevRelCon #DevRelConBlr

I’ve got no best words to describe this amazing and enthralling talk by the most experienced @RamIyengar! 🚀

@DevRelCon #DevRelCon #DevRelConBlr

Anyone looking for #Careers / #Jobs? 🤔 Grab one here! 💻

@DevRelCon #DevRelCon #DevRelConBlr

Who’s da man? 😎 With da man! 💪🏻

Sorry about my super excitement meeting you @KunalsTwt, I didn’t even let you finish eating! 😅

@DevRelCon #DevRelCon #DevRelConBlr

His enthusiasm has no bounds and needs no explanation! 💯

An amazing person I just met from #Chennai here - @RamIyengar! 🤩

@DevRelCon #DevRelCon #DevRelConBlr

Waiting for our #CatsInTech @CatsIn_Tech family! 😻

And we’ve got Vaishnavi & Aastha along with @frenzyritz13 here! 💪🏻

@DevRelCon #DevRelCon #DevRelConBlr

Oh oh oh, look who’s here, it’s @AumiiDutta! 😻

Been waiting to collab with for a super looong time! 😅

And we also made the famous @EddieJaoude pose / smile! 😅

Oh and hey Aditya! 👋🏻

@DevRelCon #DevRelCon #DevRelConBlr

One with the @CatsIn_Tech #CatsInTech family! 😻

Whattey candid pose at the end, thanks Aditya for clicking that amazing pic! 📸

@DevRelCon #DevRelCon #DevRelConBlr

Someone’s or should I say two(?) are super happy when @KunalsTwt is around! 👋🏻

@DevRelCon #DevRelCon #DevRelConBlr

The @MLHacks Gumbal - @frenzyritz13 and @siddharth_hacks! 👩🏻‍💻👨🏻‍💻

@DevRelCon #DevRelCon #DevRelConBlr

Another candid pic with @AumiiDutta and @RamIyengar! 📸

Why Aditya, why! 😅

@DevRelCon #DevRelCon #DevRelConBlr

Hey there, to the amazing @TheTechMaharaj and @AumiiDutta! 👋🏻

@DevRelCon #DevRelCon #DevRelConBlr

The pic that got me trolled and rick rolled! 🤣

@DevRelCon #DevRelCon #DevRelConBlr

Last few clicks with my @CatsIn_Tech #CatsInTech family! 😻

@DevRelCon #DevRelCon #DevRelConBlr

How can I miss meeting @Wizard_Locks from @Microsoft! 🗔

Such an amazing inspiration for all the techies out there! 🚀

@DevRelCon #DevRelCon #DevRelConBlr

We had @juhi_singh15, speaking on How #DevRel Contributes to Business Success? 💼

@DevRelCon #DevRelCon #DevRelConBlr

How can one miss the amazing creativity of @BlrCreativeCirc? 🤩

And that’s a wrap for the Day 1! 🏁

@DevRelCon #DevRelCon #DevRelConBlr

And these words means a lot @Wizard_Locks! 👋🏻

Super #grateful for this @Wizard_Locks! 👋🏻

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More from @praveenscience

Praveen Kumar Purushothaman

@praveenscience

Jan 6

🚀 Master the Most Asked ReactJS Scenarios: A Must-Try Guide for Learners and Interview Prep! 💻

Are you learning ReactJS or gearing up for a React interview? 🎯

Here’s a comprehensive list of 40+ essential React scenarios that will take your skills to the next level.
🚀

From fundamental concepts to advanced techniques, this guide has you covered! 💪🏻

Dynamic Rendering & Data Binding

1️⃣ How do you display dynamic HTML data in React?
2️⃣ Sending data from a parent component to a child component – what’s the approach?
3️⃣ How do you call a parent component's method from a child component?
4️⃣ Accessing the DOM element – what are the best practices?
5️⃣ How to bind arrays or objects to a dropdown in React?

Performance Optimisation & Conditional Rendering

6️⃣ Implement lazy-loaded components for faster rendering.
7️⃣ Display user-entered data dynamically in another textbox.
8️⃣ Looping through arrays or objects – best practices.
9️⃣ How do you conditionally render elements or text?
🔟 Changing styles dynamically based on conditions.

Form Handling & Interactivity

1️⃣1️⃣ Show or hide data conditionally in your UI.
1️⃣2️⃣ Binding arrays or objects to radio buttons.
1️⃣3️⃣ Displaying selected radio button values in a textbox.
1️⃣4️⃣ Triggering methods when a component renders for the first time.

State Management Simplified

1️⃣5️⃣ Looping through keys and values in objects.
1️⃣6️⃣ Re-rendering components on value changes.
1️⃣7️⃣ Calling methods on every re-render.
1️⃣8️⃣ Adding data to useState arrays in functional components.

Practical Implementations

1️⃣9️⃣ Create a search box filter.
2️⃣0️⃣ Build a counter component using useState.
2️⃣1️⃣ Take it up a notch with a counter using useReducer.

Continued in the next one...

Practical Implementations

1️⃣9️⃣ Create a search box filter.
2️⃣0️⃣ Build a counter component using useState.
2️⃣1️⃣ Take it up a notch with a counter using useReducer.
2️⃣2️⃣ Enable/disable a textbox in a child component based on parent button clicks.
2️⃣3️⃣ Master debouncing to improve performance.
2️⃣4️⃣ Fetch data from an API and display it dynamically.

Advanced React Concepts

2️⃣5️⃣ Force a re-render without using useState.
2️⃣6️⃣ Trigger actions immediately after state updates or re-renders.
2️⃣7️⃣ Implement a character counter for textareas using useRef.
2️⃣8️⃣ Create dynamic dropdowns (e.g., states based on selected country).
2️⃣9️⃣ Ensure type safety with prop-types.

Context & Hooks

3️⃣0️⃣ Share data seamlessly with the Context API.
3️⃣1️⃣ Optimise performance using useMemo.
3️⃣2️⃣ Simplify callbacks with useCallback.
3️⃣3️⃣ Build an error boundary to handle unexpected issues.

Miscellaneous Must-Knows

3️⃣4️⃣ Display dropdown selections in another field.
3️⃣5️⃣ Understand pure components and when to use them.
3️⃣6️⃣ Differentiate between controlled and uncontrolled components.
3️⃣7️⃣ Craft a custom hook for reusability.
3️⃣8️⃣ Create a popup using portals.

Lifecycle & Beyond

3️⃣9️⃣ Which class lifecycle methods are replaced by useEffect?
4️⃣0️⃣ Build a pagination component for large datasets.
4️⃣1️⃣ Safeguard your application – key strategies.
4️⃣2️⃣ Explore React Suspense and Lazy Loading for enhanced performance.

🔑 Mastering these scenarios will not only sharpen your React skills but also boost your confidence for interviews and real-world projects. Which one do you want to try first? Let me know in the comments! 🚀💬

Feel free to bookmark and share this with fellow React enthusiasts. Let’s grow together! 🌱

Check out my LinkedIn post for the same! 🚀

Master the Most Asked React JS Scenarios: A Must-Try Guide for Learners and Interview Prep! 💻

linkedin.com/feed/update/ur…

Read 5 tweets

Praveen Kumar Purushothaman

@praveenscience

May 1, 2024

🚀 30 Days of JavaScript & TypeScript 🚀

Starting a #LinkedIn series covering 30 awesome code blocks over 30 days! TypeScript is becoming the industry standard for Front End—thanks, @Microsoft! 🗔

Follow along for code snippets, explanations, and real-world use cases. 💻

Perfect for Front End developers who want to level up their skills! Check out my first post tomorrow. 🎉

#JavaScript #TypeScript #FrontEnd #Microsoft

Here the series starts! 💯
linkedin.com/feed/update/ur…

Day 1 of my 30-day #JavaScript & #TypeScript series! 👋🏻

Learn how to shuffle an array using the Fisher-Yates algorithm. 🔀

Perfect for randomising quizzes, shuffling decks, or rearranging lists. 🚀

Check out the LinkedIn Post for more details! 💻

#Coding #Tech #FrontEnd #30DaysOfJSTS #30DaysOfJSTSPrav

Read 64 tweets

Praveen Kumar Purushothaman

@praveenscience

Mar 16, 2024

Hey folks, so I’m here at the #GDGLondon’s International Womens’ Day event at #Huckletree Shoreditch, #London! 🤩

Met @sureshchouksey and Ravi Gautam here. 👋🏻

Who’s ready for an amazing thread of events? 🧵

@GDG_London #GDGLondon #WTMLondon #IWDLondon24

Got my cool swag bag to start with! 👚 What an amazing way to start the day with! 🤩

@GDG_London #GDGLondon #WTMLondon #IWDLondon24

How can I forget to geek out with @EddieJaoude bro! 🤗🫂

@GDG_London #GDGLondon #WTMLondon #IWDLondon24

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Praveen Kumar Purushothaman

@praveenscience

Mar 8, 2024

Folks, I am here at @Amazon #AWS #WomensDay Event at Principal Place, #London hosted by #CityJS #JSMonthly! 💪🏻

Amazing welcome from @xjamundx and yay, I found my #Amazon Plushie! 🐻

Who's up for an amazing thread? 🧵

Stickers, food and goodies! 🤩❤️

#Amazon @Amazon #CityJS #JSMonthly #London

Made some amazing friends because of my tee shirt! 😁👚

#Amazon @Amazon #CityJS #JSMonthly

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Praveen Kumar Purushothaman

@praveenscience

Oct 19, 2022

@Yugabyte

Hello hello London! 👋🏻 We’re at IET Savoy Place, London for DSS London 2022 by #YugaByteDB. It’s gonna be super interesting tech session starting at 2 pm today! Don’t miss my #Live #Tweets in this #thread! 🤩🧵
@Yugabyte #DSS22 #DistributedSQL #PraveenScience

@Yugabyte

Yes, the setup is going on for the grand presentation of the #Tech #Track. The master is teaching the student here! #JustKidding Say hi to Julie Wise and Dave Roberts from #YugaByteDB! 👋🏻

@Yugabyte #DSS22 #DistributedSQL #PraveenScience