Results for “file check”
Small, practical examples. Search by task or narrow things down below.
Check a literal suffix in C++17
C++: Check lengths before subtracting to avoid an unsigned underflow.
C++✓ Tested
Check a script’s syntax without executing its body
Bash Scripts: bash -n parses commands but does not run ordinary script statements.
Bash Scripts✓ Tested
Check a string prefix
Java: Use startsWith to check a literal Java prefix without a regular expression.
Java✓ Tested
Check an array allocation size before multiplying
C: Compare the requested element count against SIZE_MAX divided by element size.
C✓ Tested
Check an upper integer bound before adding
C++: For these nonnegative values, compare against the maximum minus the addend first.
C++✓ Tested
Check any and all stream elements
Java: Use short-circuiting match operations for predicates over a Java collection.
Java✓ Tested
Check array membership with includes
JavaScript: includes uses SameValueZero comparison, which also matches NaN.
JavaScript✓ Tested
Check array membership with includes
TypeScript: includes uses SameValueZero comparison, which also matches NaN.
TypeScript✓ Tested
Check both ends of a range
Arduino / C: Check both ends of a range on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Check EEPROM capacity before a write
Arduino / C: length reports the available address count for this board.
Arduino / C✓ Tested
Check exact array membership
Bash Scripts: Compare each element literally instead of searching a concatenated string.
Bash Scripts✓ Tested
Check for a substring
Perform a case-sensitive JavaScript substring check.
JavaScript✓ Tested