Results for “C”
Small, practical examples. Search by task or narrow things down below.
Write subscripts and superscripts in ordinary text
HTML: Sub and sup position short annotations such as formula indices and exponents.
HTML✓ Tested
Write text to a new practice file
Linux Commands: Write text to a new practice file using GNU/Linux commands in an empty practice directory.
Linux Commands✓ Tested
Write your first CSS rule
CSS: Learn how to write your first CSS rule in a complete browser example.
CSS✓ Tested
Adapt a layout to viewport orientation
CSS: The orientation query compares viewport dimensions rather than detecting a physical device type.
CSS✓ Tested
Add a fixed hostname mapping
Docker / Compose: extra_hosts adds an entry to the container’s hosts file.
Docker / Compose✓ Tested
Add an interval to a date
Perform calendar arithmetic with an interval literal.
INTERVAL✓ Tested
Add an optional field to an existing table
SQL: A nullable column permits existing rows to remain valid while data is filled later.
SQL✓ Tested
Add an optional field to an existing table
SQL Server: A nullable column permits existing rows to remain valid while data is filled later.
SQL Server✓ Tested
Add an optional field to an existing table
Postgres: A nullable column permits existing rows to remain valid while data is filled later.
Postgres✓ Tested
Add an optional field to an existing table
SQLite: A nullable column permits existing rows to remain valid while data is filled later.
SQLite✓ Tested
Add and remove values at both ends
C++: Deque supports efficient end operations without requiring contiguous storage.
C++✓ Tested
Add depth with a box shadow
CSS: Box shadows are painted outside the box without reserving additional layout space.
CSS✓ Tested