Results for “Ordering & set operations”
Small, practical examples. Search by task or narrow things down below.
Store an integer reading
Arduino / C: Store an integer reading on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Store several readings in an array
Arduino / C: Store several readings in an array on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Style list markers
Set marker color separately from list text using CSS ::marker.
CSS✓ Tested
Sum values per category
Calculate a grouped total.
SUM✓ Tested
Summarize added and removed lines numerically
Git: Numstat provides tab-separated counts suitable for processing.
Git✓ Tested
Supply a non-secret configuration file
Docker / Compose: A Compose config mounts a declared file into the service.
Docker / Compose✓ Tested
Supply an environment variable to an exec process
Docker / Compose: An exec environment override applies to the new process only.
Docker / Compose✓ Tested
Switch to a newly created branch
Git: Switch to a newly created branch inside the disposable repository created by the input setup.
Git✓ Tested
Temporarily store tracked-file edits
Restore a clean working tree and then reapply your saved changes.
stash✓ Tested
Test missing values with IS NULL
Find rows where an optional value is absent.
IS NULL✓ Tested
Test whether one revision is an ancestor of another
Git: merge-base --is-ancestor reports its answer through the exit status.
Git✓ Tested
Test whether tracked working files changed
Git: A quiet diff returns status one for differences, so handle it in a conditional.
Git✓ Tested