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Thanks for the reply. It turns out that the problem was more complex than I indicated due to the need to sort and group like entries. To illustrate, take the example I provided above: the two...

I'd like to take the output of `pwsafe --exportdb > database.txt` and convert it to a KeePassX XML friendly format (feature request in pwsafe (https://github.com/nsd20463/pwsafe/issues/3)).

I...

Edited. Didn't know pastebin was taboo here nor did I know that I could upload attachments.



Thanks for the post. Here is an elegant solution:
grep -E -o '\<[0-9]{1,2}\.[0-9]{2,5}\>' file

grep -E -o '\<[0-9]{1,2}\.[0-9]{2,5}\>' file

If you have a look at this thread (https://bbs.archlinux.org/viewtopic.php?id=136971), you'll see that users have been posting the output a script which are numbers that range from 2 to 5 decimal...

I want to have a script both define functions and have the ability to run an external program calling one of them. This is the simplified construct:



#!/bin/bash
foo() {
echo "this is foo"...

Thanks! I actually found the solution myself (choice of key words is critical to success) in this old thread (https://www.unix.com/shell-programming-scripting/13943-print-variable-awk.html).


for...

I want to incorporate the variable in the for statement as a column of my processed file. In the INCORRECT example below, it is $i which corresponds to the i in my for loop:


for i in x86_64...

I have the following line an in input file I want to digest with sed and simple replace the bold part with a variable defined in my bash script. I can do this in several sed operations but I know...

I need to process a dirtree containing ms office files such that each file is stored as a variable and also, just the file file stem. Why? They will be using as input and output parameters for...

Nice, thanks for the tip with awk!

...how can I do it my way, that is get the output to display with non-printing characters such as tabs and linefeeds? I know this can be done; I did it years...

Goal: for each hostname (mars, phobos, and deimos grab the value of state = in a variable so I work on it further.

I figured I'll need to use sed to find the target host name, then substitute the...

Not quite what the op asked about, but it's pretty darn good. Vidar’s Blog Multithreading for performance in shell scripts (http://www.vidarholen.net/contents/blog/?p=9) AUR (en) - multilame...

Thanks for the replies, all. I like chakrapani's code the best because it's only two lines :)

Is it possible to have a bash script pick the highest and lowest values of four variables? I've been googling for this but haven't come up with anything. I have a script that assigns variables...

My distro doesn't have iostat :) I need to figure out which package contains it.

I'm writing a bash script to log some selections from a sensors output (core temp, mb temp, etc.) and I would also like to have the current cpu usage as a percentage. I have no idea how to go about...

I figured I could just have it run 'mount | grep 192.168' and then check to see if that is present. I don't know how to pipe the output of that into a variable though.

I'd like to make a wrapper bash script that will make sure that an nfs mount is mounted before launching a program that depends on the mount being active. Basically:

1) Check to see if the mount...

Cool, thanks for all the replies, all!

I'd like a bash script to simply check to see if any file/files are present in a source directory, and if so move it/them to a target directory.

I have this but it doesn't work:

#!/bin/bash
...

Yeah, got that error here as well... :(

thanks chat - I'll give it a try!

@Ikon - I tried your code out (very elegant by the way), but I'd like it to quit upon a successful answer. In other words, if the user selects on of the choices, it'll do the action, then quit.

@ajp - very cool, this is exactly what I wanted, thank you. One question though.. can I add an if statement that will start over is the user types an unidentified key (in other words, a key that...