Results for “extra”
Small, practical examples. Search by task or narrow things down below.
Capture configuration by value in a callable
C++: A value capture retains the value from lambda creation even if the original variable changes later.
C++✓ Tested
Check a literal filename suffix
C: Check lengths before subtracting so a short input cannot produce an invalid pointer.
C✓ Tested
Check a literal prefix in C++17
C++: Use string compare because starts_with was introduced after C++17.
C++✓ Tested
Check a literal string prefix
C: strncmp compares at most the prefix length; both inputs must be valid strings.
C✓ Tested
Check a literal suffix in C++17
C++: Check lengths before subtracting to avoid an unsigned underflow.
C++✓ 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 positive integer addition before performing it
C: Check the upper boundary before adding two known nonnegative integers.
C✓ 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 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
Choose between two branches
C++: Use if and else to handle an available or empty stock count.
C++✓ Tested