Short bio: Computer Scientist, FOSS supporter (read more)
Tux Machines (TM)-specific
Here's a list of 10 commands which may come handy when using the command line in Linux:
Search for all files modified in the last N days containing a specific text in their name
find DIR -mtime -N -name "*TEXT*"
find ~ -mtime -5 -name "*log*"
Will display all the files modified in the past 5 days which include the text 'log' in their filename.
Determine which processes use the most memory
ps aux | sort -nk 4 | tail
Will show the first 10 processes which use the most memory, using ascendant sorting. Alternately: