Results for “at”
Small, practical examples. Search by task or narrow things down below.
Turn JSON into typed rows
Project JSON array items into SQL columns.
OPENJSON✓ 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
Uncommit a local change and leave its edits unstaged
Git: A mixed reset resets the index while retaining working-file contents.
Git✓ Tested
Understand default zero values
Understand default zero values using a complete Go program with explicit sample inputs.
Go✓ Tested
Understand setup() and loop()
Arduino / C: See initialization run once and the main loop run repeatedly.
Arduino / C✓ Tested
Undo a commit with a new commit
Reverse a change while preserving shared history.
revert✓ Tested
Undo only the work after a savepoint
SQL: After committing the fixtures, roll back a trial change while keeping earlier work in the second transaction.
SQL✓ Tested
Undo only the work after a savepoint
SQL Server: After committing the fixtures, roll back a trial change while keeping earlier work in the second transaction.
SQL Server✓ Tested
Undo only the work after a savepoint
Postgres: After committing the fixtures, roll back a trial change while keeping earlier work in the second transaction.
Postgres✓ Tested
Undo only the work after a savepoint
SQLite: After committing the fixtures, roll back a trial change while keeping earlier work in the second transaction.
SQLite✓ Tested