Results for “Array operations”
Small, practical examples. Search by task or narrow things down below.
Map items to multiple output values
TypeScript: flatMap combines mapping and a one-level flattening operation.
TypeScript✓ Tested
Move a file into another directory
PowerShell: Move-Item transfers an existing file to the chosen destination directory.
PowerShell✓ Tested
Move a file to a new filename
C#: File.Move changes the file path without loading its contents.
C#✓ Tested
Move a file to a new name
Java: Files.move changes the path and returns the destination Path.
Java✓ Tested
Normalize a path without touching the filesystem
C++: lexically_normal removes redundant dot components using path syntax alone.
C++✓ Tested
Normalize relative path components
Java: Path.normalize removes redundant dot components without accessing the filesystem.
Java✓ Tested
Preserve equal-key order while sorting records
C++: stable_sort retains encounter order for records whose selected sort keys compare equal.
C++✓ Tested
Preserve map insertion order
Java: Use LinkedHashMap when iteration should follow the order keys were first added.
Java✓ Tested
Process a file as a lazy line sequence
C#: ReadLines avoids allocating one string containing the entire file.
C#✓ Tested
Process a text file one line at a time
Java: Use a buffered reader to avoid loading a large file into memory.
Java✓ Tested
Read a file lazily through the .NET line iterator
PowerShell: ReadLines avoids creating one string containing the entire file.
PowerShell✓ Tested
Read a file length in bytes
Java: Files.size inspects metadata without loading the file into a Java string.
Java✓ Tested