Results for “Bulk changes & set operations”
Small, practical examples. Search by task or narrow things down below.
Count repeated words
Count repeated words using a complete Go program with explicit sample inputs.
Go✓ Tested
Count the elements in an array
Bash Scripts: The array length form counts assigned elements, not characters in the first value.
Bash Scripts✓ Tested
Count values with the entry API
Count values with the entry API in a complete Rust program using the standard library.
Rust✓ Tested
Create a file only when it does not exist
C#: FileMode.CreateNew prevents accidental replacement of existing content.
C#✓ Tested
Create a file without overwriting an existing one
Python: Use exclusive creation mode and handle FileExistsError explicitly.
Python✓ Tested
Create a ZIP archive from a file
Python: Give a ZIP entry a relative archive name instead of exposing its source directory.
Python✓ Tested
Create and clean up a temporary file
Java: Create a unique file and remove it in finally even when the operation fails.
Java✓ Tested
Delete a known scratch file
C#: File.Delete ignores a missing file but still throws for other I/O failures.
C#✓ Tested
Delete a known temporary file if present
Java: deleteIfExists returns whether a file was removed and still reports other I/O errors.
Java✓ Tested
Delete a map entry
Delete a map entry using a complete Go program with explicit sample inputs.
Go✓ Tested
Delete one known scratch file
C++: filesystem::remove reports whether an item was removed and also supports empty directories.
C++✓ Tested
Delete only a named scratch file
PowerShell: Use LiteralPath and avoid recursive removal for a single known file.
PowerShell✓ Tested