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

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HTMLLinks & accessibility

Open a link in a separate tab

Declare a separate browsing context with an explicit noopener relationship.

HTML✓ Tested
HTMLNative disclosure & dialogs

Open and close a modal dialog

HTML: showModal places a dialog in the top layer and makes the rest of the document inert.

HTML✓ Tested
CSSFlexbox alignment

Override cross-axis alignment for one item

CSS: Align-self changes one item without changing its siblings’ alignment.

CSS✓ Tested
Arduino / CBinary values & packets

Pack two small values into one byte

Arduino / C: Mask each four-bit value before combining it.

Arduino / C✓ Tested
SQL ServerSelect & page

Page an ordered result

Skip rows and fetch a bounded page.

OFFSET✓ Tested
SQLRelationships & missing data

Pair employees with their managers

SQL: Alias a table twice to represent two different roles in one relationship.

SQL✓ Tested
SQL ServerRelationships & missing data

Pair employees with their managers

SQL Server: Alias a table twice to represent two different roles in one relationship.

SQL Server✓ Tested
PostgresRelationships & missing data

Pair employees with their managers

Postgres: Alias a table twice to represent two different roles in one relationship.

Postgres✓ Tested
SQLiteRelationships & missing data

Pair employees with their managers

SQLite: Alias a table twice to represent two different roles in one relationship.

SQLite✓ Tested
HTMLDocument structure

Pair terms and descriptions

Use a description list for a small HTML glossary.

HTML✓ Tested
C++Numeric parsing & calculations

Parse a hexadecimal integer with from_chars

C++: An explicit radix controls digit interpretation without a locale dependency.

C++✓ Tested
Linux CommandsDates & process utilities

Pass a variable to one command

Linux Commands: Use env to supply a child process value without setting it permanently in the parent shell.

Linux Commands✓ Tested