Results for “read lines”
Small, practical examples. Search by task or narrow things down below.
Show the Linux distribution version
Read the distribution-provided operating system name and version from os-release.
os✓ Tested
Sort only the smallest requested prefix
C++: partial_sort orders the selected prefix without guaranteeing the order of the remainder.
C++✓ Tested
Sort records by two fields
C++: Tuple comparison implements lexicographic ordering across several keys.
C++✓ Tested
Store a reference in a standard container
C++: reference_wrapper preserves reference semantics while behaving like a copyable container element.
C++✓ Tested
Store a value in a named variable
C++: Give a value a descriptive name and print it.
C++✓ Tested
Store and inspect a fixed set of bits
C++: bitset offers named operations and a readable binary representation.
C++✓ Tested
Test any and all elements with predicates
C++: These algorithms stop as soon as their result is known.
C++✓ Tested
Track which union member is currently valid
C: An explicit tag tells callers which overlaid union value to read.
C✓ Tested
Transfer unique ownership with move
C++: Moving a unique_ptr leaves the source empty and gives ownership to the destination.
C++✓ Tested
Transform a vector into a separate result
C++: Pre-size the output before writing through its iterator.
C++✓ Tested
Trim surrounding ASCII whitespace
C++: Find the first and last non-whitespace bytes before taking a substring.
C++✓ Tested
Type an object update with Partial
Allow a caller to provide just the fields to change.
Partial✓ Tested