Results for “check”
Small, practical examples. Search by task or narrow things down below.
Check that an image has layer history
Docker / Compose: history shows the instructions associated with image layers.
Docker / Compose✓ Tested
Check the Gregorian leap-year rule
Java: Use Year.isLeap rather than checking divisibility by four alone.
Java✓ Tested
Check the integrity of a gzip stream
Linux Commands: Use gzip -t to verify a compressed file without extracting it.
Linux Commands✓ Tested
Check the size of a folder
Show a single total for the disk space used by a folder and its contents.
disk usage✓ Tested
Check what kind of Git object a revision names
Git: cat-file -t distinguishes a commit, tree, blob, or annotated tag.
Git✓ Tested
Check whether a command can be resolved
PowerShell: Get-Command with a local error override supports an expected missing-command lookup.
PowerShell✓ Tested
Check whether a file is already sorted
Linux Commands: Use sort -C for a quiet status check that does not rewrite the file.
Linux Commands✓ Tested
Check whether a floating-point value is finite
Check whether a floating-point value is finite in a complete Rust program using the standard library.
Rust✓ Tested
Check whether a function has been defined
Bash Scripts: declare -F tests a function name without executing it.
Bash Scripts✓ Tested
Check whether a future is ready without blocking
C++: A zero-duration wait reports timeout until the producer sets a value.
C++✓ Tested
Check whether a range is already sorted
C++: is_sorted reports ordering without modifying the input.
C++✓ Tested
Check whether a value is a safe integer
JavaScript: Number.isSafeInteger also checks the exact-integer range supported by Number.
JavaScript✓ Tested