Results for “save”
Small, practical examples. Search by task or narrow things down below.
Keep exec-form arguments literal
Docker / Compose: JSON exec form does not expand shell environment variables.
Docker / Compose✓ Tested
Keep function state between calls
C: A static local variable retains its stored value for the lifetime of the process.
C✓ Tested
Keep function-local assignments separate from caller state
PowerShell: Ordinary function assignments create local variables rather than replacing the caller’s variable.
PowerShell✓ Tested
Keep loop state by avoiding a pipeline subshell
Bash Scripts: Redirect input into a while loop so updates to a counter remain in the current shell.
Bash Scripts✓ Tested
Keep only the most recent items
Python: Use a bounded deque to discard the oldest item as new values arrive.
Python✓ Tested
Keep only values satisfying a condition
Keep only values satisfying a condition in a complete Rust program using the standard library.
Rust✓ Tested
Label a data table
Use a caption and scoped headers for an HTML data table.
HTML✓ Tested
Lay out a short label in a vertical writing mode
CSS: Writing-mode changes the direction in which lines and inline content are laid out.
CSS✓ Tested
Leave room above a scrolled-to heading
CSS: Scroll-margin offsets scrollIntoView placement so a heading is not flush against the viewport edge.
CSS✓ Tested
Let a user choose a yes or no value
HTML: Learn how to let a user choose a yes or no value in a complete browser example.
HTML✓ Tested
Limit a beginner function variable to local scope
Bash Scripts: Limit a beginner function variable to local scope with a small standalone Bash program.
Bash Scripts✓ Tested
Limit a content column’s width
CSS: Learn how to limit a content column’s width in a complete browser example.
CSS✓ Tested