Played Challenges
Move list of uuids into a SQL query - 39 entries
Take the list of UUIDs and use them as a filter in the where statement of a SQL query
- Best score: 57
- Best player score: 72
- Position: #13 / 18
- Number of attempts: 2
Word completion - 116 entries
Try to complete these options within 20 keystrokes.
- Best score: 20
- Best player score: 23
- Position: #14 / 37
- Number of attempts: 3
Fix timezone format - 183 entries
Add the missing T and Z in the datetime field. There should be a T instead of the space, and a Z at the end of the datetime. `2024-08-31 18:32:00;` -> `2024-08-31T18:32:00Z;`
- Best score: 15
- Best player score: 15
- Position: #4 / 60
- Number of attempts: 7
Search different SQL column with similar where clause - 105 entries
Replace a column in the where clause and convert all numbers from text to numeric, by replacing the leading 0 with the code 359.
- Best score: 22
- Best player score: 23
- Position: #10 / 35
- Number of attempts: 6
Remove adjacent duplicates - 362 entries
Try to find a way to remove adjacent duplicate letters.
- Best score: 19
- Best player score: 33
- Position: #62 / 101
- Number of attempts: 2
Rearrange array to single level - 1092 entries
The goal is to flatten the array into a single list and remove any empty elements.
- Best score: 14
- Best player score: 25
- Position: #88 / 184
- Number of attempts: 3
Rearrange array to one line - 521 entries
Rearrange the array content on only one line, and remove trailing commas
- Best score: 13
- Best player score: 22
- Position: #82 / 129
- Number of attempts: 2
Populate 3D bone names list - 589 entries
Ran into this at work, excited to see how this gets optimized
- Best score: 21
- Best player score: 37
- Position: #121 / 150
- Number of attempts: 2
Remove line numbers - 694 entries
From http://web.archive.org/web/20140831121704/http://dirac.org/linux/gdb/02a-Memory_Layout_And_The_Stack.php#investigatingthestackwithgdb.
- Best score: 9
- Best player score: 43
- Position: #165 / 189
- Number of attempts: 1
Surround the 'z' character with brackets, quotes, and print as formatted string. - 538 entries
Surround the 'z' character with brackets, quotes, and print as formatted string.
- Best score: 17
- Best player score: 17
- Position: #224 / 300
- Number of attempts: 1
Paste a column after a column - 2504 entries
This task is very common while using multi-cursor. What is the elegant vim way ?
- Best score: 14
- Best player score: 43
- Position: #459 / 547
- Number of attempts: 1
Many duplicates - 1443 entries
Quick and easy
- Best score: 7
- Best player score: 8
- Position: #315 / 467
- Number of attempts: 3
Contributed Challenges
Markdown Blog Editing - 197 entries
Convert the given link text in start file to a markdown link list.