Recovering my GNU/Linux system
I have made some modifications to my RHEL/Fedora/CentOS, Debian/Ubuntu operating system and now it does not restart. How can I make a recovery / rescue operation?
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fedora
Cropping images in mass
Recently a friend told me:
I have to remove the watermark of hundreds of images, you could do it with a program like GIMP but are hundreds of images, I know that you can automate this process using some commands of the ImageMagick suite; I need your help to make the script in bash.
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MySQL can not write in the /tmp dir
Yesterday I was doing some operations with the SELinux in the development server and from that moment the MySQL throws an error that couldn't write in /tmp dir, then I restarted the mysql server and check its log with:
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