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as seen on Ask Ubuntu
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Is it possible to do the following using 1 polkit .pkla file?
Disable all users except those in the wheel group from using polkit.
The users in the wheel group will need to provide the root password when using polkit.
/etc/polkit-1/localauthority/50-local.d/wheel-only.pkla
[disable all users…
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as seen on Server Fault
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I have a process (dbus-daemon) which has many open connection over UNIX sockets. One of these connections is fd #36:
=$ ps uw -p 23284
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
depesz 23284 0.0 0.0 24680 1772 ? Ss 15:25 0:00 /bin/dbus-daemon --fork…
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as seen on Server Fault
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I've been using Linux for a couple of years now but I still haven't figured out what the origin or meaning of some the directory names are on Unix and Unix like systems. E.g. what does etc stand for or var? Where does the opt name come from?
And while we're on the topic anyway. Can someone give a…
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as seen on Stack Overflow
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Hi All,
I am beginner to UNIX,UNIX Shell Scripting.
Can you please guide me through any excellent sites for unix(which are easy to understand),some study materials(tutorials),video tutorials.
Please help!!
Thanks!
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as seen on Super User
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Is Mac OS X developed on a licensed Unix or is it a Unix-like clone that, unlike Linux, conforms to Unix specification well enough to be registered as a Unix OS. Not until Leopard, Mac OS X did not gain the Unix certification. But in Leopard, Terminal still print:
GNU bash, version 3.2.48(1)-release…
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as seen on Stack Overflow
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In a linux application I'm using pipes to pass information between threads.
The idea behind using pipes is that I can wait for multiple pipes at once using poll(2). That works well in practice, and my threads are sleeping most of the time and only wake up if there is something to do for them.
On…
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as seen on Stack Overflow
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Can I and if so then how?
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as seen on Stack Overflow
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I need to read and write some data through named pipes.
I have tested it in a simple Ruby app, and it works nice.
But I dont know, where should i put it in my Rails app? I have heard about Rake tasks, but i don't sure, is it right solution.
I need to open a pipe-file, and listen to data. If there…
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as seen on Article City
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Yahoo! Pipe is a free online web application which helps you combine many feeds into one. Sort it by your preference, filter it and finally present it. In other words, Yahoo! Pipes is a web mashup, w... [Author: Debbie Everson - Web Design and Development - March 30, 2010]
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as seen on Stack Overflow
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What are all the differences between pipes and message queues?
Please explain both from vxworks & unix perspectives.
I think pipes are unidirectional but message queues aren't.
But don't pipes internally use message queues, then how come pipes are unidirectional but message queues are not?
What…
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