Results for “pre”
Small, practical examples. Search by task or narrow things down below.
Prevent expansion with single quotes
Linux Commands: Prevent expansion with single quotes using GNU/Linux commands in an empty practice directory.
Linux Commands✓ Tested
Prevent gaining privileges through exec
Docker / Compose: The no-new-privileges flag is visible in process status.
Docker / Compose✓ Tested
Prevent navigation from a handled link
jQuery: preventDefault cancels the browser action without cancelling event bubbling.
jQuery✓ Tested
Prevent output chatter with separate thresholds
Arduino / C: Use different on and off thresholds to retain state between them.
Arduino / C✓ Tested
Prevent runtime changes to top-level properties
JavaScript: Object.freeze prevents ordinary top-level mutations; Reflect.set reports the rejected update without throwing.
JavaScript✓ Tested
Prevent runtime changes to top-level properties
TypeScript: Object.freeze prevents ordinary top-level mutations; Reflect.set reports the rejected update without throwing.
TypeScript✓ Tested
Preview removal of an untracked scratch file
Git: The dry-run flag shows what clean would remove without deleting it.
Git✓ Tested
Print a floating-point value with fixed precision
Choose the number of decimal places in serial output.
float✓ Tested
Read a byte prefix
Linux Commands: Use GNU head -c for a fixed number of bytes, independent of line boundaries.
Linux Commands✓ Tested
Read a fixed-size stream prefix
Read a fixed-size stream prefix using a complete Go program with explicit sample inputs.
Go✓ Tested
Read an unpressed button with an internal pull-up
Arduino / C: An open input configured with INPUT_PULLUP reads high.
Arduino / C✓ Tested
Read compressed text directly
Python: Open gzip data in text mode with an explicit encoding.
Python✓ Tested