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# firebase

Firebase helps you build and run successful apps. It offers products and solutions you can rely on through your app's journey.

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Firebase Security Rules deserve better IDE support

Firebase Security Rules deserve better IDE support

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2 min read
PanelControl: a 65-file business app, in vanilla JavaScript with no framework

Solving focus loss during realtime renders

PanelControl: a 65-file business app, in vanilla JavaScript with no framework

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Comments 8
4 min read
Dynamic file catalog with Firebase RTDB + Storage (and how I fixed a Service Worker cache bug)

Dynamic file catalog with Firebase RTDB + Storage (and how I fixed a Service Worker cache bug)

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2 min read
Electronic signature with OTP on Firebase: audit trail, PDF hash and certificate with pdf-lib

Electronic signature with OTP on Firebase: audit trail, PDF hash and certificate with pdf-lib

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7 min read
AI Assistant in a Management Panel: Gemini API + Dynamic System Prompt from Firebase

AI Assistant in a Management Panel: Gemini API + Dynamic System Prompt from Firebase

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Comments 2
6 min read
The Complete Guide to Firebase Security Rules: Why They Matter and how to Write Them

The Complete Guide to Firebase Security Rules: Why They Matter and how to Write Them

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5 min read
Firebase PWA Security Audit: XSS via innerHTML, Hardcoded Credentials and a Custom Token Migration

Firebase PWA Security Audit: XSS via innerHTML, Hardcoded Credentials and a Custom Token Migration

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7 min read
Debugging a Firebase Admin Panel — Wrong DB Node, Bad Key Mapping and a Date.now() ID Bug

Debugging a Firebase Admin Panel — Wrong DB Node, Bad Key Mapping and a Date.now() ID Bug

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4 min read
Signed token between two PWAs: HMAC-SHA256 with no backend

Signed token between two PWAs: HMAC-SHA256 with no backend

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4 min read
How to Fix FCM "MismatchSenderId" in Multi-Environment Expo (EAS) Builds

How to Fix FCM "MismatchSenderId" in Multi-Environment Expo (EAS) Builds

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3 min read
A plaintext Firebase password authenticated anyone who visited the site — here's how I fixed it without disconnecting anyone

A plaintext Firebase password authenticated anyone who visited the site — here's how I fixed it without disconnecting anyone

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6 min read
How I Built a Hyperlocal Coupon Platform with Next.js Firebase for Small-Town India

How I Built a Hyperlocal Coupon Platform with Next.js Firebase for Small-Town India

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3 min read
Exception-based attendance: stop storing a row for every student who showed up

Exception-based attendance: stop storing a row for every student who showed up

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3 min read
Firebase Hosting for Flutter Web: What Actually Works (and What Breaks)

Firebase Hosting for Flutter Web: What Actually Works (and What Breaks)

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3 min read
Stop Switching Tabs to Deploy Your Android App

Stop Switching Tabs to Deploy Your Android App

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1 min read
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