Results for “Input streams & redirection”
Small, practical examples. Search by task or narrow things down below.
Compare text ignoring case
Compare text ignoring case using a complete Go program with explicit sample inputs.
Go✓ Tested
Compare two byte buffers
Compare two byte buffers using a complete Go program with explicit sample inputs.
Go✓ Tested
Compute a generated column
Store inputs and derive a value from them.
generated column✓ Tested
Compute a two-dimensional vector length
C: hypot avoids unnecessary intermediate overflow compared with squaring both inputs directly.
C✓ Tested
Compute an integer weighted average
SQL: Multiply before summing and guard a zero total weight with NULLIF.
SQL✓ Tested
Compute an integer weighted average
SQL Server: Multiply before summing and guard a zero total weight with NULLIF.
SQL Server✓ Tested
Compute an integer weighted average
Postgres: Multiply before summing and guard a zero total weight with NULLIF.
Postgres✓ Tested
Compute an integer weighted average
SQLite: Multiply before summing and guard a zero total weight with NULLIF.
SQLite✓ Tested
Configure bounded retries after a failure
Docker / Compose: on-failure with a count limits automatic restart attempts.
Docker / Compose✓ Tested
Confirm the root filesystem rejects writes
Docker / Compose: A read-only root prevents creating files outside writable mounts.
Docker / Compose✓ Tested
Control an LED from a button
Translate an active-low button input into an LED output.
button✓ Tested
Convert known numeric text to an integer
Python: Convert a trusted literal to an integer before adding. Validate external input before converting it.
Python✓ Tested