Results for “ring”
Small, practical examples. Search by task or narrow things down below.
Trim surrounding whitespace
Remove leading and trailing JavaScript string whitespace.
JavaScript✓ Tested
Try parsing an integer
Use TryParse to avoid exceptions for invalid C# integer input.
C#✓ Tested
Turn on the built-in LED
Configure the Uno’s LED pin as an output and drive it high.
LED_BUILTIN✓ Tested
Turn on the LED with a serial command
Arduino / C: Wait for the character 1 in Serial Monitor before turning on the built-in LED.
Arduino / C✓ Tested
Type a function’s inputs and output
Catch mismatched arguments during compilation.
function✓ Tested
Understand setup() and loop()
Arduino / C: See initialization run once and the main loop run repeatedly.
Arduino / C✓ Tested
Use a wider type for a large count
Arduino / C: Use a wider type for a large count on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Use named states for a controller
Arduino / C: An enum makes state transitions easier to read than unexplained numbers.
Arduino / C✓ Tested
Validate a complete identifier
Java: String.matches requires the regular expression to match the entire input.
Java✓ Tested
Validate a complete numeric serial command
Arduino / C: Check for digits, an end pointer, and an application-specific range.
Arduino / C✓ Tested
Validate a finite numeric value without coercion
JavaScript: Number.isFinite rejects numeric strings as well as NaN and infinity.
JavaScript✓ Tested
Validate a finite numeric value without coercion
TypeScript: Number.isFinite rejects numeric strings as well as NaN and infinity.
TypeScript✓ Tested