Ubuntu Didn’t Gave The Option To Reinstall Without Erasing The Previous Version

I was having some trouble with ubuntu and decided to reinstall it. I was halfway through the reinstallation when ubuntu didn’t provided me with the reinstall ubuntu without erasing the previous version(The Red Box In The Image). Reinstallation Page Image So, what should I do to normally reinstall ubuntu? Otherwise, which is the best option…

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Why is mount mounting the directory to /dev/loop0 instead of the device? Can’t write all my files to the directory as a result (since it’s too small)

I want to write about 38 MB of files to a partition that is 100 MB large. However, when I mount that partition to the directory, it mounts to /dev/loop0 instead of /dev/sdc1 (in my example). This seems to be a problem as the mv command won’t let me write all 38 MB of files…

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What is a convenient way to run long list of commands, and show a message if something goes wrong?

Most linux guides consist of pages like “you need to run command_1, then command_2, then command_3” etc. Since I don’t want to waste my time running all of them manually, I’d rather create a script command_1; command_2; command_3; and run it once. But, more often then not, some commands will fail, and I will have…

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