Category Archives: Uncategorized
How to trim a mp4 file in Ubuntu
The following command is to trim “INPUT.mp4” from start time 00:00:00 for a total play duration of 01:33:00, and save it as “OUTPUT.mp4“. No matter what the INPUT.mp4 file size is, this command is done almost immediately.
How to use GitHub
Posted in Uncategorized
Leave a comment
awk – calculation of sums of rows and columns
awk command in a bash script mydata.dat file
Posted in Uncategorized
Leave a comment
How to generate a unique directory for each run using Makefile
In command line, one can execute to have 10 different directories in sequence.
Posted in Uncategorized
Leave a comment
LaTex/Lyx
To restart figure and table numbers in Appendix with correct link In the LaTex/Lyx header, add the following package: Where the Appendix start, add the following script:
Posted in Uncategorized
Leave a comment
How to obtain CPU and memory information of Ubuntu system
Command line TUI
Posted in Uncategorized
Leave a comment
Computational Environmental Physics Lab (CEPL) 