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linux_tutorial_three
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initiated by UNIX commands write to the standard output (that is, they write to the terminal screen), ... 'end of file' (**^D**), copies it to the standard output (the screen). In Linux, we can redirect both the input and the output of commands. ====3.2 Redirecting the Output ==== We use the > symbol to redirect the output of a
linux_tutorial_two
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artment has read and copy access. If you are from outside the University, you can grab a copy of the fi... e terminal window of the previous commands so the output of the following commands can be clearly under... txt </code> As you can see, **grep** has printed out each line containg the word science. Or has it??... psci-user@tim: wc -w science.txt </code> To find out how many lines the file has, type <code>compsci-
linux_tutorial_four
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: some applications give the same name to all the output files they generate. For example, some compi... ppropriate option, produce compiled files named a.out. Should you forget to use that option, you are ad... e for a particular command. For example, to find out more about the wc (word count) command, type <co
linux_tutorial_one
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onal files and subdirectories are saved. To find out what is in your home directory, type <code> comps... rking directory)=== Pathnames enable you to work out where you are in relation to the whole file-system. For example, to find out the absolute pathname of your home-directory, typ
linux_tutorial_six
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ace left on the file system. For example, to find out how much space is left on the fileserver, type <... user@tim:~$ df .</code> ===du=== The du command outputs the number of kilobyes used by each subdirect... if you have gone over quota and you want to find out which directory has the most files. In your home-
linux_tutorial_eight
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shell should search to find a command) ==Finding out the current values of these variables.== ENVIRON... ractive commands shell your login shell) Finding out the current values of these variables. SHELL var
linux_tutorial_seven
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need this debugging information, we can strip it out of the final executable. One of the advantages of... trip all the debug and line numbering information out of the binary file, use the strip command % str
linux_tutorial_five
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urned immediately, and other tasks can be carried out while the original process continues executing.