Results for “first”
Small, practical examples. Search by task or narrow things down below.
Find rows in the first result but not the second
Postgres: EXCEPT calculates a distinct result-set difference.
Postgres✓ Tested
Find rows in the first result but not the second
SQLite: EXCEPT calculates a distinct result-set difference.
SQLite✓ Tested
Find the first day of a month
Round a date to its calendar month boundary.
date✓ 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 first matching stream value
Java: Use findFirst and an explicit default for an empty result.
Java✓ Tested
Find the first matching value
Find the first matching value in a complete Rust program using the standard library.
Rust✓ Tested
Find the first matching value with a fallback
Python: Pass a generator and default to next to avoid building an intermediate list.
Python✓ Tested
Find the first occurrence of a character
C: strchr returns a pointer into the input or NULL if the character is absent.
C✓ Tested
Find the first value satisfying a condition
C++: Compare the returned iterator with end before dereferencing it.
C++✓ Tested
Measure a node after the first render
Measure a node after the first render with a standalone Angular component and explicit browser behavior.
Angular✓ Tested
Print a first terminal message
Linux Commands: Print a first terminal message using GNU/Linux commands in an empty practice directory.
Linux Commands✓ Tested