Technical blog · Prayagraj, India
Code,
systems, & craft.
I’m Shashikant Dwivedi — a software engineer in Prayagraj, India. I write about the systems I build, the tools I use, and the practices I’m still figuring out.
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AI
ChatGPT Advanced Account Security in 2026 — passkeys without losing access
May 1, 2026 · 12 min
App Development
How to Manage Multiple Flutter SDK Versions on One PC with FVM
Oct 10, 2025 · 4 min
App Development
Adb reverse tcp: Reach localhost APIs from your Android emulator or device
Oct 9, 2025 · 3 min
DevOps
Install Redis on Ubuntu Server: Official APT Repo & Remote Access
Sep 1, 2025 · 5 min
DevOps
Creating a PostgreSQL Superuser: Quick Linux Setup with psql
Jan 1, 2025 · 4 min
DevOps
How to Enable PostgreSQL Remote Connections on Ubuntu (Safely)
Jan 1, 2025 · 6 min
Snippets
Useful code,
ready to copy.
A growing library of small, focused code snippets — TypeScript utilities, SQL patterns, shell one-liners, and React hooks that actually earn their keep.
Browse snippets// useDebounce hook
function useDebounce<T>(
value: T,
delay: number
): T {
const [debounced, setDebounced] =
useState(value);
useEffect(() => {
const t = setTimeout(
() => setDebounced(value),
delay
);
return () => clearTimeout(t);
}, [value, delay]);
return debounced;
}The newsletter
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