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

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PowerShellGetting Started

Handle an expected terminating error

PowerShell: Handle an expected terminating error using PowerShell 7.

PowerShell✓ Tested
AngularServices & dependency injection

Handle an optional dependency

Handle an optional dependency with a standalone Angular component and explicit browser behavior.

Angular✓ Tested
jQueryHTTP requests

Handle an unsuccessful HTTP status

jQuery: fail receives the jqXHR object and exposes its status.

jQuery✓ Tested
jQueryEvents

Handle dynamically added buttons

Delegate a jQuery event from a stable parent to later children.

jQuery✓ Tested
AngularEvents & DOM interaction

Handle Escape to dismiss a panel

Handle Escape to dismiss a panel with a standalone Angular component and explicit browser behavior.

Angular✓ Tested
Arduino / CSerial protocols

Handle incomplete serial input

Arduino / C: The returned byte count distinguishes a complete payload from a timed-out partial one.

Arduino / C✓ Tested
AngularEvents & DOM interaction

Handle the Enter key specifically

Handle the Enter key specifically with a standalone Angular component and explicit browser behavior.

Angular✓ Tested
Arduino / CGetting Started

Hello World: Blink

Arduino / C: Blink the built-in LED slowly and then quickly, repeating both rates in loop().

Arduino / C✓ Tested
jQueryGetting Started

Hide an element

jQuery: Learn how to hide an element in a complete browser example.

jQuery✓ Tested
AngularTemplates & bindings

Hide an element while keeping it mounted

Hide an element while keeping it mounted with a standalone Angular component and explicit browser behavior.

Angular✓ Tested
jQueryDOM & classes

Hide and show content

Use a button to toggle jQuery visibility and an accessibility state.

jQuery✓ Tested
GitTags & repository configuration

Identify a commit exactly at a release tag

Git: Describe with exact-match refuses to invent a label for a later commit.

Git✓ Tested