Results for “Serial.available”
Small, practical examples. Search by task or narrow things down below.
Calculate a CRC-8 over a byte sequence
Arduino / C: This implementation uses polynomial 0x07, initial zero, and no reflection.
Arduino / C✓ Tested
Calculate a fixed array’s element count
Arduino / C: Calculate a fixed array’s element count on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Calculate a simple packet XOR checksum
Arduino / C: XOR all payload bytes to produce a basic error-detection byte.
Arduino / C✓ Tested
Calculate with integer values
Arduino / C: Calculate with integer values on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Center a fixed-size absolute child with auto margins
CSS: An all-zero inset plus auto margins distributes the available space around the child.
CSS✓ Tested
Change an LED delay with a variable
Arduino / C: Assign a new value to a variable to change the next LED pulse duration.
Arduino / C✓ Tested
Check both ends of a range
Arduino / C: Check both ends of a range on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Check memory usage
Show memory and swap totals in human-readable units. The available column estimates memory usable by new applications.
memory✓ Tested
Check that an image has layer history
Docker / Compose: history shows the instructions associated with image layers.
Docker / Compose✓ Tested
Choose a service’s internal hostname
Docker / Compose: hostname controls the name reported inside the container.
Docker / Compose✓ Tested
Choose an image’s default directory
Docker / Compose: Choose an image’s default directory with a complete introductory Dockerfile.
Docker / Compose✓ Tested
Choose Bash with pipefail for build commands
Docker / Compose: SHELL changes the interpreter for subsequent shell-form instructions.
Docker / Compose✓ Tested