Category Archives: Linux

diff (A Linux Command)

Posted on February 24, 2024 by Sung Lee

diff is one of my favorite Linux commands, which is very useful. What does it do? It does compare two text documents and shows their differences if there are any. The syntax is as simple as diff textfile1 textfile2 and … Continue reading →

Posted in Linux, macOS | Leave a comment

Ubuntu Boot-Repair

Posted on February 5, 2024 by Sung Lee

If you have Ubuntu Linux OS installed in your computer and your computer does not boot into Ubuntu, most likely it is a GRUB issue. It can be easily fixed using Boot-Repair. First you need to have a bootable Ubuntu … Continue reading →

Posted in Ubuntu | Leave a comment