Results for “run”
Small, practical examples. Search by task or narrow things down below.
Sum integer values
Reduce a Java integer stream to its sum.
Java✓ Tested
Sum numeric values
Provide an initial accumulator for JavaScript reduce, including empty arrays.
JavaScript✓ Tested
Sum the decimal digits of an unsigned integer
C: Repeated division and remainder extract digits without converting to text.
C✓ Tested
Sum typed values with reduce
Accumulate numeric array elements.
reduce✓ Tested
Sum values per category
Calculate a grouped total.
SUM✓ Tested
Sum vector values
Use std::accumulate with a wide initial value.
C++✓ Tested
Summarize added and removed lines numerically
Git: Numstat provides tab-separated counts suitable for processing.
Git✓ Tested
Supply a default for an unset Compose variable
Docker / Compose: The default interpolation form supplies a value when the variable is absent or empty.
Docker / Compose✓ Tested
Supply a non-secret configuration file
Docker / Compose: A Compose config mounts a declared file into the service.
Docker / Compose✓ Tested
Supply an environment variable to an exec process
Docker / Compose: An exec environment override applies to the new process only.
Docker / Compose✓ Tested
Swap owned buffers by swapping their pointers
C: Pointer swaps avoid copying the underlying data.
C✓ Tested
Swap two integers
Use a temporary value to swap C integers without arithmetic overflow.
C✓ Tested