Results for “form”
Small, practical examples. Search by task or narrow things down below.
Remove blank or whitespace-only lines
Linux Commands: Use a POSIX character class so tabs and spaces are handled together.
Linux Commands✓ Tested
Remove carriage-return characters
Linux Commands: Use tr -d to remove CR characters from Windows-style line endings.
Linux Commands✓ Tested
Remove duplicate records by a selected key
C#: DistinctBy keeps the first record for each key in encounter order.
C#✓ Tested
Remove one array element and close the gap
C: memmove handles the overlap while the logical length shrinks by one.
C✓ Tested
Render a bounded preview of a long list
Render a bounded preview of a long list with a small React component and explicit browser behavior.
React✓ Tested
Reorder fields with a capture group
Linux Commands: Use extended regular expressions and backreferences to rearrange a known format.
Linux Commands✓ Tested
Repeat text a fixed number of times
Java: Use String.repeat with a nonnegative repetition count.
Java✓ Tested
Require a minimum text length
Require a minimum text length with a standalone Angular component and explicit browser behavior.
Angular✓ Tested
Reset a nonnullable control to its initial value
Reset a nonnullable control to its initial value with a standalone Angular component and explicit browser behavior.
Angular✓ Tested
Rotate a nonempty array left by one element
C: Save the first item before shifting the remaining elements.
C✓ Tested
Search a sorted array with bsearch
C: The search uses the same ordering comparator as the sorted input.
C✓ Tested
Serialize a 16-bit integer in big-endian order
C: Explicit shifts make a byte format independent of the CPU’s native byte order.
C✓ Tested