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

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CSSType & reading flow

Set an explicit font weight

CSS: Numeric font weights express typographic emphasis independently of a specific font family.

CSS✓ Tested
jQueryGetting Started

Set an HTML attribute

jQuery: Learn how to set an HTML attribute in a complete browser example.

jQuery✓ Tested
Docker / ComposeBuild images

Set an image’s default command

Use JSON array syntax for a predictable command.

Dockerfile✓ Tested
Bash ScriptsText parsing & arithmetic

Set and clear a bit in a shell integer

Bash Scripts: Use shifts and bitwise operators for a small flag field.

Bash Scripts✓ Tested
Arduino / CData & storage

Set and inspect a bit flag

Store several boolean states in one byte.

bitSet✓ Tested
Docker / ComposeLimits & process security

Set and inspect a fractional CPU limit

Docker / Compose: The cpus option records a limit in units of one billion NanoCPUs.

Docker / Compose✓ Tested
Docker / ComposeStorage & isolation

Set and inspect a memory limit

Apply a per-container limit when creating a container.

memory✓ Tested
GoHTTP & URLs

Set and retrieve an HTTP header

Set and retrieve an HTTP header using a complete Go program with explicit sample inputs.

Go✓ Tested
CNumbers & memory

Set and test bit flags

Use unsigned masks to combine and test C flags.

C✓ Tested
HTMLTables & list numbering

Set consistent widths for table columns

HTML: A colgroup applies presentation to whole columns without repeating styles on every cell.

HTML✓ Tested
Docker / ComposeDockerfile patterns

Set copied files’ numeric ownership

Docker / Compose: COPY --chown sets ownership while adding the file.

Docker / Compose✓ Tested
CSSGrid placement

Set explicit grid row heights

CSS: Grid-template-rows controls each declared row’s block-axis track size.

CSS✓ Tested