Results for “beginner”
Small, practical examples. Search by task or narrow things down below.
Remove a CSS class
jQuery: Learn how to remove a CSS class in a complete browser example.
jQuery✓ Tested
Remove adjacent duplicate lines
Linux Commands: Remove adjacent duplicate lines using GNU/Linux commands in an empty practice directory.
Linux Commands✓ Tested
Remove duplicate result values
SQL: Use DISTINCT when repeated category values are not useful.
SQL✓ Tested
Remove duplicate result values
SQL Server: Use DISTINCT when repeated category values are not useful.
SQL Server✓ Tested
Remove duplicate result values
Postgres: Use DISTINCT when repeated category values are not useful.
Postgres✓ Tested
Remove duplicate result values
SQLite: Use DISTINCT when repeated category values are not useful.
SQLite✓ Tested
Remove one selected element
jQuery: Learn how to remove one selected element in a complete browser example.
jQuery✓ Tested
Rename a practice file
Linux Commands: Rename a practice file using GNU/Linux commands in an empty practice directory.
Linux Commands✓ Tested
Repeat a command for several words
Bash Scripts: Repeat a command for several words with a small standalone Bash program.
Bash Scripts✓ Tested
Repeat a fixed number of times
Python: Use a counted loop to print three numbered steps.
Python✓ Tested
Repeat a fixed number of times
C#: Use a counted loop to print three numbered steps.
C#✓ Tested
Repeat a fixed number of times
Java: Use a counted loop to print three numbered steps.
Java✓ Tested