Results for “Dynamic memory & ownership”
Small, practical examples. Search by task or narrow things down below.
Borrow text without transferring ownership
Borrow text without transferring ownership in a complete Rust program using the standard library.
Rust✓ Tested
Check memory usage
Show memory and swap totals in human-readable units. The available column estimates memory usable by new applications.
memory✓ Tested
Handle dynamically added buttons
Delegate a jQuery event from a stable parent to later children.
jQuery✓ Tested
Keep a serial message in flash memory
Arduino / C: The F macro keeps a literal out of scarce SRAM.
Arduino / C✓ Tested
Keep fixed text in flash memory
Arduino / C: Keep fixed text in flash memory on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Observe shared ownership without extending its lifetime
C++: A weak_ptr can be locked while an owner exists and becomes expired after the last owner is released.
C++✓ Tested
Parse quoted CSV from an in-memory string
Python: Use StringIO with csv.reader so quoted commas are handled correctly.
Python✓ Tested
Process the lines of an in-memory string
Java: Use String.lines to handle common line terminators without retaining them.
Java✓ Tested
Read bytes through an in-memory cursor
Read bytes through an in-memory cursor in a complete Rust program using the standard library.
Rust✓ Tested
Read from an in-memory filesystem
Read from an in-memory filesystem using a complete Go program with explicit sample inputs.
Go✓ Tested
Set and inspect a memory limit
Apply a per-container limit when creating a container.
memory✓ Tested
Set copied files’ numeric ownership
Docker / Compose: COPY --chown sets ownership while adding the file.
Docker / Compose✓ Tested