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ubuntu 10.10 maverick meerkat

bash shell

all of the files have the same extension that needs to be removed

---------- Post updated at 11:04 AM ---------- Previous update was at 11:02 AM...

Is there an easy way to strip off a filename's extension?

For example, here's a filename:

blahblahblah.thisisok.thisisnotok

I want to get rid of .thisisnotok from the filename, so that...

I have a string that looks like this:

blahblahblah_^substring^_blahblahblah

I need to extract substring, the bit between the ^ characters, into another string variable. This will be in a bash...

I have a set of files without extensions. How can I programatically tell if a file is in gzip format? The gzip file format spec

RFC 1952 GZIP File Format Specification version 4.3...

I have a directory structure with multiple sub directories. Within each directory, there are files without extensions. Is it possible to somehow tell what the file type should be by the file...

sorry - kubuntu 9.10

I have a blank hard disk - no partitions, no file system, no label, no nothing - that I need to reuse. In a shell script, how do I get it to where I can write data to it again?

I've looked at the...

thanks for the help

How can I tell, in a shell script, if a certain service is running? I know how to do this on the command line, but not in a script. Is an error thrown somehow that I can check?

Thanks.

How can I search for a string in a filename? For example, I want to know if a filename (not the file contents) contains the string "test".