Results for “selection”
Small, practical examples. Search by task or narrow things down below.
Compare a row with its own group average
Postgres: A correlated aggregate computes a different comparison value for each group.
Postgres✓ Tested
Compare a row with its own group average
SQLite: A correlated aggregate computes a different comparison value for each group.
SQLite✓ Tested
Copy a range without changing the source
JavaScript: Array.slice returns a shallow copy of the selected half-open range.
JavaScript✓ Tested
Copy a range without changing the source
TypeScript: Array.slice returns a shallow copy of the selected half-open range.
TypeScript✓ Tested
Count commits reachable from a revision
Git: rev-list --count counts reachable commits without printing commit identifiers.
Git✓ Tested
Exclude elements from a collection
jQuery: not removes matching elements from the current selection.
jQuery✓ Tested
Filter history by its author identity
Git: The author filter selects commits by their recorded author metadata.
Git✓ Tested
Find a commit that changed the count of a text string
Git: The pickaxe -S option finds commits that add or remove occurrences of a literal string.
Git✓ Tested
Find the first matching array item
JavaScript: find returns undefined when no item satisfies the predicate.
JavaScript✓ Tested
Find the first matching array item
TypeScript: find returns undefined when no item satisfies the predicate.
TypeScript✓ Tested
Find the position of a matching item
JavaScript: findIndex returns -1 when the predicate matches nothing.
JavaScript✓ Tested
Find the position of a matching item
TypeScript: findIndex returns -1 when the predicate matches nothing.
TypeScript✓ Tested