---
title: "#configuration Code Snippets"
author: "Mohammad Abu Mattar"
canonical: https://mkabumattar.com/codesnippets/tags/configuration
---

[All Tags](/codesnippets/tags)

3Snippets

# #Configuration

[Home](/)›[All Snippets](/codesnippets)›[All Tags](/codesnippets/tags)›[Configuration](/codesnippets/tags/configuration)

Tag

# #Configuration

[![Node.js Environment Variable Validation with Zod at Startup](/_astro/hero.DEQ8-R8h_1M1QX3.webp)](/codesnippets/post/nodejs-env-validation-zod-startup)

## [Node.js Environment Variable Validation with Zod at Startup](/codesnippets/post/nodejs-env-validation-zod-startup)

-   [Mohammad Abu Mattar](/authors/mohammad-abu-mattar)
-   [Nodejs](/codesnippets/categories/nodejs)
-   [Typescript](/codesnippets/categories/typescript)
-   [Backend](/codesnippets/categories/backend)
-   Published: 27 May, 2026

Most Node.js apps treat process.env like a trusted friend. You reach into it whenever you need a value, assume the key is there, assume it's spelled right, and assume the string is actually the type

[#Node.js](/codesnippets/tags/nodejs)[#TypeScript](/codesnippets/tags/typescript)[#Zod](/codesnippets/tags/zod)+5 tags

[Typescript](/codesnippets/typescript)

[View Code](/codesnippets/post/nodejs-env-validation-zod-startup)

[![Per-App Shell History for Bash](/_astro/hero.Da_6jPH6_Z1EorRD.webp)](/codesnippets/post/bash-per-app-history)

## [Per-App Shell History for Bash](/codesnippets/post/bash-per-app-history)

-   [Mohammad Abu Mattar](/authors/mohammad-abu-mattar)
-   [Shell scripting](/codesnippets/categories/shell-scripting)
-   [Productivity](/codesnippets/categories/productivity)
-   Published: 18 Dec, 2025

Terminal Chaos? Organize Your Bash History! Ever jumped between iTerm2, Ghostty, and VS Code's terminal only to have your command history get all mixed up? This Bash snippet keeps things clean by

[#Bash](/codesnippets/tags/bash)[#Shell Scripting](/codesnippets/tags/shell-scripting)[#Productivity](/codesnippets/tags/productivity)+3 tags

[Bash](/codesnippets/bash)

[View Code](/codesnippets/post/bash-per-app-history)

[![Per-App Shell History for Zsh](/_astro/hero.DRenzVy__1xwzSL.webp)](/codesnippets/post/zsh-per-app-history)

## [Per-App Shell History for Zsh](/codesnippets/post/zsh-per-app-history)

-   [Mohammad Abu Mattar](/authors/mohammad-abu-mattar)
-   [Shell scripting](/codesnippets/categories/shell-scripting)
-   [Productivity](/codesnippets/categories/productivity)
-   Published: 18 Dec, 2025

Terminal Chaos? Organize Your Shell History! Ever jumped between iTerm2, Ghostty, and VS Code's terminal only to have your command history get all mixed up? This Zsh snippet keeps things clean by

[#Zsh](/codesnippets/tags/zsh)[#Shell Scripting](/codesnippets/tags/shell-scripting)[#Productivity](/codesnippets/tags/productivity)+3 tags

[Bash](/codesnippets/bash)

[View Code](/codesnippets/post/zsh-per-app-history)