Results for “File operations & archives”
Small, practical examples. Search by task or narrow things down below.
Parse JSON into an object
Access a named field in a JSON document.
JSON✓ Tested
Parse only valid integers
Parse only valid integers in a complete Rust program using the standard library.
Rust✓ Tested
Partition values into two collections
Partition values into two collections in a complete Rust program using the standard library.
Rust✓ Tested
Pass a block of behavior as an argument
PowerShell: Invoke a scriptblock with the call operator and an explicit input value.
PowerShell✓ Tested
Pass a named configuration value
Docker / Compose: Pass a named configuration value using a locally available Ubuntu image.
Docker / Compose✓ Tested
Pass an environment value to a child process
PowerShell: The process environment is inherited by a launched child PowerShell process.
PowerShell✓ Tested
Pass an environment variable
Supply configuration without changing an image.
environment✓ Tested
Pass dollar expressions through Compose
Docker / Compose: Double dollar signs defer expansion to the container shell.
Docker / Compose✓ Tested
Pass named parameters from a hashtable
Keep a command’s options together in a reusable object.
splatting✓ Tested
Preallocate a slice’s capacity
Preallocate a slice’s capacity using a complete Go program with explicit sample inputs.
Go✓ Tested
Preserve a failure after local cleanup
PowerShell: A bare throw inside catch rethrows the current exception.
PowerShell✓ Tested
Preserve a feature branch boundary with a merge commit
Git: No-ff records a merge commit even when a fast-forward would be possible.
Git✓ Tested