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Parsa Jiravand

Frontend developer building back-office tools with server-driven UI. Big on clean architecture, TypeScript, and writing about the craft. Currently shipping a dev post a day.

Location Istanbul - Turkey Joined Joined on  Personal website https://github.com/parsajiravand

Education

Master of IT

Pronouns

Parsa

Work

Senior frontend developer

Nuxt Server Routes Explained: How Nitro Builds Your API
parsajiravand profile

Nuxt Server Routes Explained: How Nitro Builds Your API

#nuxt #backend #javascript #tutorial
2
Comments
11 min read

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Your 'Save' Button Makes Copies. The File System Access API Doesn't.
parsajiravand profile

Your 'Save' Button Makes Copies. The File System Access API Doesn't.

#javascript #webdev #browser #frontend
3
Comments
6 min read
Stop Guessing When Scrolling Stops — Use scrollend
parsajiravand profile

Stop Guessing When Scrolling Stops — Use scrollend

#javascript #webdev #dom #frontend
8
Comments
5 min read
Next.js Route Handlers: GET Stopped Caching in 15 — How to Cache in 16
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Next.js Route Handlers: GET Stopped Caching in 15 — How to Cache in 16

#nextjs #typescript #webdev #tutorial
7
Comments
13 min read
getCurrentPosition() Doesn't Just Check — It Prompts
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getCurrentPosition() Doesn't Just Check — It Prompts

#javascript #webdev #browser #tutorial
9
Comments 1
5 min read
NestJS Guards: CanActivate, ExecutionContext & Reflector
parsajiravand profile

NestJS Guards: CanActivate, ExecutionContext & Reflector

#nestjs #node #typescript #tutorial
11
Comments
12 min read
localStorage Isn't Free — It's Blocking Your Main Thread
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localStorage Isn't Free — It's Blocking Your Main Thread

#javascript #webdev #performance #tutorial
9
Comments
5 min read
JSON.stringify Is Quietly Deleting Your File Uploads
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JSON.stringify Is Quietly Deleting Your File Uploads

#javascript #webdev #tutorial #html
9
Comments
5 min read
The Background Task That Waited 40 Seconds for 'Idle'
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The Background Task That Waited 40 Seconds for 'Idle'

#javascript #webdev #performance #frontend
8
Comments
5 min read
Vue Composables: The Shared State Trap (+ Cheat Sheet)
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Vue Composables: The Shared State Trap (+ Cheat Sheet)

#vue #javascript #tutorial #webdev
8
Comments
11 min read
The Dropdown You've Been Faking for a Decade
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The Dropdown You've Been Faking for a Decade

#css #html #webdev #a11y
8
Comments 4
4 min read
Next.js proxy.ts Explained (with Cheat Sheet)
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Next.js proxy.ts Explained (with Cheat Sheet)

#nextjs #javascript #tutorial #webdev
8
Comments
10 min read
Stop Writing JavaScript To Fix `100vh` On Mobile
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Stop Writing JavaScript To Fix `100vh` On Mobile

#css #webdev #frontend #tutorial
11
Comments
5 min read
React Derived State: Why That useState Is Probably a Bug
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React Derived State: Why That useState Is Probably a Bug

#react #javascript #tutorial #webdev
11
Comments 1
12 min read
Your Browser Is Rejecting Every Drop On Purpose
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Your Browser Is Rejecting Every Drop On Purpose

#javascript #webdev #html #tutorial
10
Comments 1
5 min read
Nuxt Hydration Mismatch: Why It Happens and How to Fix It
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Nuxt Hydration Mismatch: Why It Happens and How to Fix It

#nuxt #ssr #javascript #tutorial
9
Comments 1
12 min read
Chrome Already Has The Eyedropper You're Building
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Chrome Already Has The Eyedropper You're Building

#javascript #webdev #api #tutorial
10
Comments 1
5 min read
NestJS Testing Module: Provider Overrides (with Cheat Sheet)
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NestJS Testing Module: Provider Overrides (with Cheat Sheet)

#nestjs #node #typescript #tutorial
17
Comments 3
11 min read
The CSS Property That Fixes Dark Mode's Ugly White Boxes
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The CSS Property That Fixes Dark Mode's Ugly White Boxes

#css #webdev #frontend #a11y
12
Comments
4 min read
Stop Debouncing Resize. The Browser Already Watches It.
parsajiravand profile

Stop Debouncing Resize. The Browser Already Watches It.

#javascript #webdev #css #browser
15
Comments 1
5 min read
Your Fetch Already Streams. You're Buffering It Anyway.
parsajiravand profile

Your Fetch Already Streams. You're Buffering It Anyway.

#javascript #webdev #api #streams
10
Comments
4 min read
Next.js Parallel & Intercepting Routes: Modals Done Right
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Next.js Parallel & Intercepting Routes: Modals Done Right

#nextjs #react #webdev #tutorial
13
Comments 2
12 min read
Your Custom Element Is Missing From FormData — ElementInternals Fixes It
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Your Custom Element Is Missing From FormData — ElementInternals Fixes It

#javascript #webcomponents #forms #webdev
11
Comments 1
4 min read
Vue nextTick Explained: How DOM Updates Are Batched
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Vue nextTick Explained: How DOM Updates Are Batched

#vue #javascript #tutorial #webdev
14
Comments 2
11 min read
The 'Read Aloud' Button That Only Works on the Second Click
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The 'Read Aloud' Button That Only Works on the Second Click

#javascript #webdev #a11y #tutorial
14
Comments 1
5 min read
useAsyncData Keys in Nuxt: Caching, Dedupe & the Sharing Bug
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useAsyncData Keys in Nuxt: Caching, Dedupe & the Sharing Bug

#nuxt #ssr #javascript #tutorial
16
Comments 2
12 min read
The Search Highlight That Deletes Your Selection
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The Search Highlight That Deletes Your Selection

#css #javascript #webdev #tutorial
17
Comments 4
5 min read
addDays() Mutated a Date Three Components Away From Where I Called It
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addDays() Mutated a Date Three Components Away From Where I Called It

#javascript #webdev #programming #typescript
15
Comments 5
5 min read
React Form Actions: useActionState & useFormStatus Guide
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React Form Actions: useActionState & useFormStatus Guide

#react #javascript #tutorial #webdev
9
Comments 2
11 min read
My .catch() Never Ran. The Bug Was Two Lines Above It
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My .catch() Never Ran. The Bug Was Two Lines Above It

#javascript #webdev #node #programming
9
Comments 2
5 min read
NestJS Module Encapsulation Explained (with Cheat Sheet)
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NestJS Module Encapsulation Explained (with Cheat Sheet)

#nestjs #node #typescript #tutorial
14
Comments 2
12 min read
I Shipped 'Passwordless Login.' It Still Asked for a Username.
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I Shipped 'Passwordless Login.' It Still Asked for a Username.

#webdev #security #javascript #webauthn
20
Comments 4
5 min read
Stop Hardcoding Share Buttons — Use the Web Share API
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Stop Hardcoding Share Buttons — Use the Web Share API

#javascript #webdev #browser #api
19
Comments 3
6 min read
Next.js Server Actions: Mutations & Security (Cheat Sheet)
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Next.js Server Actions: Mutations & Security (Cheat Sheet)

#nextjs #react #webdev #tutorial
19
Comments
12 min read
Your Required Field Turns Red Before You Type Anything
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Your Required Field Turns Red Before You Type Anything

#css #forms #webdev #frontend
22
Comments 2
4 min read
Web Workers in JavaScript: The Complete Guide
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Web Workers in JavaScript: The Complete Guide

#javascript #webdev #tutorial #performance
18
Comments 3
10 min read
One CSS Property Replaces Your Checkbox Hack
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One CSS Property Replaces Your Checkbox Hack

#css #webdev #frontend #a11y
22
Comments
4 min read
Screen Wake Lock API: Keep the Screen On Without the Silent-Video Hack
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Screen Wake Lock API: Keep the Screen On Without the Silent-Video Hack

#javascript #webdev #browser #api
11
Comments 2
5 min read
React Compiler 1.0: What useMemo You Can Delete
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React Compiler 1.0: What useMemo You Can Delete

#react #javascript #tutorial #webdev
18
Comments
12 min read
Your Timer Doesn't Know You Tabbed Away
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Your Timer Doesn't Know You Tabbed Away

#javascript #webdev #browser #performance
18
Comments 2
4 min read
NestJS Dependency Injection Explained (with Cheat Sheet)
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NestJS Dependency Injection Explained (with Cheat Sheet)

#nestjs #node #typescript #tutorial
11
Comments
11 min read
Stop Regex-Parsing document.cookie. Use CookieStore
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Stop Regex-Parsing document.cookie. Use CookieStore

#webdev #javascript #browser #frontend
11
Comments 1
5 min read
The await That Silently Breaks navigator.clipboard.writeText()
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The await That Silently Breaks navigator.clipboard.writeText()

#webdev #javascript #browser #frontend
13
Comments
5 min read
You're not quiet in meetings, you're editing
parsajiravand profile

You're not quiet in meetings, you're editing

#discuss #career #productivity #beginners
19
Comments 1
8 min read
Shadow DOM Needed JavaScript to Exist. Now It Doesn't.
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Shadow DOM Needed JavaScript to Exist. Now It Doesn't.

#webdev #javascript #html #frontend
25
Comments 5
5 min read
Next.js Cache Components Explained (with Cheat Sheet)
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Next.js Cache Components Explained (with Cheat Sheet)

#nextjs #react #webdev #tutorial
16
Comments
12 min read
Your SPA Router Reacts to Navigation. The Navigation API Intercepts It.
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Your SPA Router Reacts to Navigation. The Navigation API Intercepts It.

#javascript #webdev #browser #frontend
15
Comments
5 min read
Debounce and Throttle in JavaScript: The Complete Guide
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Debounce and Throttle in JavaScript: The Complete Guide

#javascript #webdev #tutorial #performance
19
Comments 1
11 min read
You Don't Need a WebSocket for That Live Feed
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You Don't Need a WebSocket for That Live Feed

#javascript #webdev #tutorial #api
8
Comments
6 min read
Nuxt useState vs ref(): Why Server State Leaks Across Users
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Nuxt useState vs ref(): Why Server State Leaks Across Users

#nuxt #ssr #javascript #tutorial
16
Comments
12 min read
Delete Your padding-bottom Aspect-Ratio Hack
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Delete Your padding-bottom Aspect-Ratio Hack

#css #webdev #frontend #tutorial
15
Comments
5 min read
React Re-render vs Remount: What Actually Triggers Each
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React Re-render vs Remount: What Actually Triggers Each

#react #javascript #tutorial #webdev
20
Comments 1
11 min read
Stop Using outline: none. Use :focus-visible Instead.
parsajiravand profile

Stop Using outline: none. Use :focus-visible Instead.

#css #a11y #webdev #frontend
17
Comments
4 min read
NestJS Request Lifecycle Explained (with Cheat Sheet)
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NestJS Request Lifecycle Explained (with Cheat Sheet)

#nestjs #node #typescript #tutorial
22
Comments 5
11 min read
Your Grid Has Invisible Columns: auto-fill vs auto-fit
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Your Grid Has Invisible Columns: auto-fill vs auto-fit

#css #webdev #frontend #tutorial
15
Comments
4 min read
You're truncating bios with `.slice()`. `Intl.Segmenter` knows where the emoji actually end.
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You're truncating bios with `.slice()`. `Intl.Segmenter` knows where the emoji actually end.

#javascript #webdev #frontend #tutorial
24
Comments 2
5 min read
Delete Your Auto-Resize Textarea JS. CSS Does It Now.
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Delete Your Auto-Resize Textarea JS. CSS Does It Now.

#css #webdev #frontend #javascript
18
Comments 1
5 min read
Nobody tells you the question window is closing

Early job ignorance costs credibility fast
parsajiravand profile

Nobody tells you the question window is closing

#discuss #career #beginners #productivity
18
Comments 4
6 min read
JavaScript Closures: The Complete Guide (with Cheat Sheet)
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JavaScript Closures: The Complete Guide (with Cheat Sheet)

#javascript #webdev #tutorial #programming
16
Comments
12 min read
CSS Animations Can't Reverse Mid-Flight. The Web Animations API Can.
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CSS Animations Can't Reverse Mid-Flight. The Web Animations API Can.

#javascript #css #webdev #frontend
12
Comments
5 min read
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