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Small, practical examples. Search by task or narrow things down below.

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PythonDates & time zones

Parse an ISO calendar date

Python: Use date.fromisoformat and inspect the calendar components.

Python✓ Tested
Bash ScriptsText parsing & arithmetic

Parse digits with leading zeroes as decimal

Bash Scripts: The 10# prefix avoids Bash treating a leading zero as an octal notation.

Bash Scripts✓ Tested
PowerShellText & data

Parse JSON into an object

Access a named field in a JSON document.

JSON✓ Tested
CStructures & function interfaces

Pass a function as a callback

C: A typed function pointer permits behavior to be supplied to another function.

C✓ Tested
Docker / ComposeGetting Started

Pass a named configuration value

Docker / Compose: Pass a named configuration value using a locally available Ubuntu image.

Docker / Compose✓ Tested
AngularGetting Started

Pass a value to a signal input

Pass a value to a signal input with a standalone Angular component and explicit browser behavior.

Angular✓ Tested
Bash ScriptsInput streams & redirection

Pass a variable to standard input

Bash Scripts: A here-string supplies the expanded value followed by a newline.

Bash Scripts✓ Tested
PowerShellCommands & execution context

Pass an environment value to a child process

PowerShell: The process environment is inherited by a launched child PowerShell process.

PowerShell✓ Tested
Docker / ComposeContainer commands

Pass an environment variable

Supply configuration without changing an image.

environment✓ Tested
ReactComponents & props

Pass an input ref as a React 19 prop

Pass an input ref as a React 19 prop with a small React component and explicit browser behavior.

React✓ Tested
ReactGetting Started

Pass an object to the style prop

Pass an object to the style prop with a small React component and explicit browser behavior.

React✓ Tested
ReactGetting Started

Pass data through props

Pass data through props with a small React component and explicit browser behavior.

React✓ Tested