Results for “read lines”
Small, practical examples. Search by task or narrow things down below.
Build a minimum-priority queue
C++: Supply greater as the comparator because priority_queue defaults to the largest value first.
C++✓ Tested
Calculate a lexical relative path
C++: lexically_relative compares path components without requiring the paths to exist.
C++✓ Tested
Calculate a simple total
C++: Multiply a unit price by a quantity, then add a delivery fee.
C++✓ Tested
Calculate a two-dimensional vector length
C++: hypot avoids unnecessary intermediate overflow in the sum of squares.
C++✓ Tested
Calculate an average without integer division truncation
C: Accumulate into double and divide by the nonzero number of readings.
C✓ Tested
Calculate cumulative totals
C++: partial_sum writes the sum of each input prefix to the output sequence.
C++✓ Tested
Calculate the dot product of two vectors
C++: inner_product multiplies corresponding elements and accumulates them from a chosen seed.
C++✓ Tested
Call a library function
C++: Use a standard absolute-value function with a small negative number.
C++✓ Tested
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
Change visual order without changing DOM order
CSS: Order changes flex painting positions while keyboard and reading order still follow the document.
CSS✓ 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 suffix in C++17
C++: Check lengths before subtracting to avoid an unsigned underflow.
C++✓ Tested