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Small, practical examples. Search by task or narrow things down below.

2638 snippets foundClear filters
GoGetting Started

Append to a slice

Append to a slice using a complete Go program with explicit sample inputs.

Go✓ Tested
AngularSignals & state

Append to an array signal immutably

Append to an array signal immutably with a standalone Angular component and explicit browser behavior.

Angular✓ Tested
ReactGetting Started

Append to an array without mutating state

Append to an array without mutating state with a small React component and explicit browser behavior.

React✓ Tested
SQLConstraints & defaults

Apply a default when an insert omits a column

SQL: A default supplies an omitted value; an explicit NULL still follows the column’s nullability rules.

SQL✓ Tested
SQL ServerConstraints & defaults

Apply a default when an insert omits a column

SQL Server: A default supplies an omitted value; an explicit NULL still follows the column’s nullability rules.

SQL Server✓ Tested
PostgresConstraints & defaults

Apply a default when an insert omits a column

Postgres: A default supplies an omitted value; an explicit NULL still follows the column’s nullability rules.

Postgres✓ Tested
SQLiteConstraints & defaults

Apply a default when an insert omits a column

SQLite: A default supplies an omitted value; an explicit NULL still follows the column’s nullability rules.

SQLite✓ Tested
C++Ownership & optional values

Apply an operation to a variant’s active value

C++: A generic visitor lets the compiler check behavior for every possible alternative.

C++✓ Tested
jQueryCollections & styling

Apply classes from explicit Boolean state

jQuery: The second toggleClass argument applies a known state consistently.

jQuery✓ Tested
GitMerging & replaying changes

Apply one commit from another branch

Git: Cherry-pick replays the selected change as a commit on the current branch.

Git✓ Tested
CSSGetting Started

Arrange children with flexbox

CSS: Learn how to arrange children with flexbox in a complete browser example.

CSS✓ Tested
Arduino / CBinary values & packets

Assemble a big-endian 16-bit value

Arduino / C: Cast to an unsigned 16-bit type before shifting the high byte.

Arduino / C✓ Tested