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

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ReactGetting Started

Nest a reusable component

Nest a reusable component with a small React component and explicit browser behavior.

React✓ Tested
Linux CommandsFinding & selecting files

Normalize a path without requiring it to exist

Linux Commands: Use GNU realpath -m and relative-to to normalize dot segments.

Linux Commands✓ Tested
SQLText cleanup & matching

Normalize ASCII text to lowercase

SQL: LOWER is useful for display normalization; indexed case-insensitive search depends on the database collation and schema.

SQL✓ Tested
SQL ServerText cleanup & matching

Normalize ASCII text to lowercase

SQL Server: LOWER is useful for display normalization; indexed case-insensitive search depends on the database collation and schema.

SQL Server✓ Tested
PostgresText cleanup & matching

Normalize ASCII text to lowercase

Postgres: LOWER is useful for display normalization; indexed case-insensitive search depends on the database collation and schema.

Postgres✓ Tested
SQLiteText cleanup & matching

Normalize ASCII text to lowercase

SQLite: LOWER is useful for display normalization; indexed case-insensitive search depends on the database collation and schema.

SQLite✓ Tested
SQLText cleanup & matching

Normalize ASCII text to uppercase

SQL: UPPER changes character case under the database’s text rules.

SQL✓ Tested
SQL ServerText cleanup & matching

Normalize ASCII text to uppercase

SQL Server: UPPER changes character case under the database’s text rules.

SQL Server✓ Tested
PostgresText cleanup & matching

Normalize ASCII text to uppercase

Postgres: UPPER changes character case under the database’s text rules.

Postgres✓ Tested
SQLiteText cleanup & matching

Normalize ASCII text to uppercase

SQLite: UPPER changes character case under the database’s text rules.

SQLite✓ Tested
ReactComponents & props

Notify a parent with a callback prop

Notify a parent with a callback prop with a small React component and explicit browser behavior.

React✓ Tested
SQLiteQueries & text

Number a sorted result

Assign a row number without changing stored data.

row_number✓ Tested