Command line tip - banish ‘command not found’ when using su

Sometimes, if you're following a tutorial on doing something on your Linux box and you're trying to fix something, you'll be asked to go to a terminal and type in some commands. Often, these commands need to be run as root, the administrator.

In almost all distributions except Ubuntu, you gain root access at the terminal with the command:

$ su

You might also be asked to use ...

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Command line tutorial - splitting files into smaller chunks

I'm sure we have all come across the situation - you have a really big file you want to transfer and the only way you can transfer the file with the setup you have doesn't have enough space. Or, you might want to archive some backups on CD or DVD, for example, but the files are too big.

Built into your Linux distribution (or other Unix OS) among the ...

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Command line tip - look for strings inside binary files

Occasionally if you're working with binary files (maybe you're doing software development for example), you might sometimes need to take a look through a binary file to find the strings that it contains.

Instead of trying to trawl through the rubbish and binary data that isn't a lot of use to you, you can use the strings command to search through the file for the intelligible information ...

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