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

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CArray transformations

Remove one array element and close the gap

C: memmove handles the overlap while the logical length shrinks by one.

C✓ Tested
GitRestoring & revising local work

Remove only a named untracked scratch file

Git: Use a narrow pathspec after reviewing the dry run; clean cannot recover untracked content.

Git✓ Tested
ReactPerformance & rendering

Render a bounded preview of a long list

Render a bounded preview of a long list with a small React component and explicit browser behavior.

React✓ Tested
AngularLists & control flow

Render groups with nested loops

Render groups with nested loops with a standalone Angular component and explicit browser behavior.

Angular✓ Tested
PythonGetting Started

Repeat a fixed number of times

Python: Use a counted loop to print three numbered steps.

Python✓ Tested
C#Getting Started

Repeat a fixed number of times

C#: Use a counted loop to print three numbered steps.

C#✓ Tested
JavaGetting Started

Repeat a fixed number of times

Java: Use a counted loop to print three numbered steps.

Java✓ Tested
JavaScriptGetting Started

Repeat a fixed number of times

JavaScript: Use a counted loop to print three numbered steps.

JavaScript✓ Tested
TypeScriptGetting Started

Repeat a fixed number of times

TypeScript: Use a counted loop to print three numbered steps.

TypeScript✓ Tested
C++Getting Started

Repeat a fixed number of times

C++: Use a counted loop to print three numbered steps.

C++✓ Tested
CGetting Started

Repeat a fixed number of times

C: Use a counted loop to print three numbered steps.

C✓ Tested
Arduino / CGetting Started

Repeat a serial message three times

Arduino / C: Repeat a serial message three times on an Uno with the Serial Monitor set to 9600 baud.

Arduino / C✓ Tested