Delete Files and Folders Older Than X days
find /[FOLDER_NAME]/* -mtime +[OLDER_THAN_DAYS] -exec rm -rf {} \;
Example deletes all files and folders in tmp folder that are older than 180 days: find /tmp/* -mtime +180 -exec rm -rf {} \;
bash
Converting PNG to SVG
In a lot of cases it is useful to convert bitmaps like jpg, png to vector graphics like SVG or AI.
Inkscape -> Path -> Trace Bitmap
BASH
convert file.png file.pnm
potrace file.pnm -s -o file.svg
Gregs IT and Logistics Optimization
Freelance
I get my hands dirty with operational IT and also work in the sphere between IT and business as a business consultant. My primary skill is to understand the business and convert that knowledge to simple optimized IT solutions and implement them. I have successfully implemented many pilot projects with business models created with web applications, Linux/Bash scripts, Python scripts, R-project scripts, and Excel/VBA models. Learn more on my page with services - for instance Excel Freelancer. Feel free to check out my CV too!