Results for “Types & reliable control flow”
Small, practical examples. Search by task or narrow things down below.
Choose which overlapping box receives a pointer
CSS: Z-index controls the stack level of these positioned sibling elements.
CSS✓ Tested
Clone a local bare repository
Git: A local remote provides the same clone workflow without any network dependency.
Git✓ Tested
Collect several checked values under one name
HTML: Only checked named checkboxes become successful form controls.
HTML✓ Tested
Compare elapsed time across timer rollover
Use unsigned subtraction when a millisecond counter wraps.
rollover✓ Tested
Compute a two-dimensional vector length
C: hypot avoids unnecessary intermediate overflow compared with squaring both inputs directly.
C✓ Tested
Compute beyond the fixed-width integer range
PowerShell: BigInteger keeps an exact result when ordinary integer types are too small.
PowerShell✓ Tested
Constrain a calendar date input
HTML: Use ISO date values for the date control’s minimum and maximum.
HTML✓ Tested
Continue an ordered list at a chosen number
HTML: The start attribute controls the initial ordinal without changing item text.
HTML✓ Tested
Count words using a Map
Update a keyed counter without losing its value type.
Map✓ Tested
Create a table and insert its first row
SQL: Define column types and a primary key, then insert one row using an explicit column list.
SQL✓ Tested
Create a table and insert its first row
SQL Server: Define column types and a primary key, then insert one row using an explicit column list.
SQL Server✓ Tested
Create a table and insert its first row
Postgres: Define column types and a primary key, then insert one row using an explicit column list.
Postgres✓ Tested