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Rails server says port already used, how to kill that process?
...rectory to the following file tmp/pids/server.pid
– tandy
Feb 15 '14 at 19:29
This can happen if you're running debugg...
multiple prints on the same line in Python
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This doesn't work if you have both prints and a time consuming action in between (all in the same function / indentation level). Before the action starts, there is no output at all and after it is finished the output appears as whole
– Paddre
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How to index into a dictionary?
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Dictionaries are unordered in Python versions up to and including Python 3.6. If you do not care about the order of the entries and want to access the keys or values by index anyway, you can use d.keys()[i] and d.values()[i] or d.items()[i]. (Note that these methods create a...
How to fix Python indentation
...code that have inconsistent indentation. There is a lot of mixture of tabs and spaces to make the matter even worse, and even space indentation is not preserved.
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How do I apply a diff patch on Windows?
...ng a heck of a time trying to apply one. I'm trying to distribute a patch, and I got a question from a user about how to apply it. So I tried to figure it out on my own and found out that I have no clue, and most of the tools I can find are command-line. (I can handle a command line, but a lot of pe...
How can a windows service programmatically restart itself?
...ce to restart after failure (double click the service in the control panel and have a look around on those tabs - I forget the name of it). Then, anytime you want the service to restart, just call Environment.Exit(1) (or any non-zero return) and the OS will restart it for you.
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ASP.NET 4.5 has not been registered on the Web server
In my Win 7 development machine, and in order to use SQL Express instance instead of the localDB installed by default. I unchecked "Use IIS Express" in my MVC 4 project properties page (Web tab), then I got the following error:
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Maven error: Could not find or load main class org.codehaus.plexus.classworlds.launcher.Launcher
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I hit this problem too, and found this article. For Maven3, changing my environment variable name from M2_HOME to M3_HOME did the trick. I am on a Mac running OSX 10.9 with JDK 1.7. Hope this helps.
Note: Please delete M2_HOME, if already set. E...
Is there a way to make R beep/play a sound at the end of a script?
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Simple and perfect, but useless if you've disabled PC speaker. Though I have no idea how does it run on Windows.
– aL3xa
Jul 29 '10 at 19:07
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How to remove a package in sublime text 2
I would like to remove and/or deactivate the Emmet package in Sublime Text 2.
7 Answers
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