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Disable individual Python unit tests temporarily

... so. You could just get this module and use it on your existing Python install. It will probably work. Before this, I used to rename the tests I wanted skipped to xtest_testname from test_testname. Here's a quick elisp script to do this. My elisp is a little rusty so I apologise in advance for ...
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Correct Bash and shell script variable capitalization

I run across many shell scripts with variables in all caps, and I've always thought that there is a severe misunderstanding with that. My understanding is that, by convention (and perhaps by necessity long ago), environment variables are in all-caps. ...
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How to implement an abstract class in ruby?

I know there is no concept of abstract class in ruby. But if at all it needs to be implemented, how to go about it? I tried something like... ...
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How to pick just one item from a generator?

... would use the second syntax given in my answer, next(g). This will internally call g.__next__(), but you don't really have to worry about that, just as you usually don't care that len(a) internally calls a.__len__(). – Sven Marnach Apr 10 '14 at 10:31 ...
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How do I dump an object's fields to the console?

... Adding an inspect method to your class allows you to define how the class' attributes are displayed, rather than rely on default output. A lot of classes don't implement it well, but it can be really useful when debugging. Ruby will fall back to to_s if it can't f...
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C# operator overload for `+=`?

...nguage has its own operators list, which are compiled in a special method calls, and CLR itself doesn't know anything about operators. So let's see what exactly stays behind the + and += operators. See this simple code: Decimal d = 10M; d = d + 10M; Console.WriteLine(d); Let view the IL-code for...
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Number of elements in a javascript object

... Although JS implementations might keep track of such a value internally, there's no standard way to get it. In the past, Mozilla's Javascript variant exposed the non-standard __count__, but it has been removed with version 1.8.5. For cross-browser scripting you're stuck with explicitly ite...
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How to delete all Annotations on a MKMapView

Is there a simple way to delete all the annotations on a map without iterating through all the displayed annotations in Objective-c? ...
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Guava equivalent for IOUtils.toString(InputStream)

...ou. This is exactly what Jon Skeet suggested, except that there isn't actually any overload of CharStreams.newReaderSupplier that takes an InputStream as input... you have to give it an InputSupplier: InputSupplier<? extends InputStream> supplier = ... InputSupplier<InputStreamReader> ...
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PHP mkdir: Permission denied problem

...te permissions on the directory. Here's what you do in Ubuntu Make sure all files are owned by the Apache group and user. In Ubuntu it is the www-data group and user chown -R www-data:www-data /path/to/webserver/www Next enabled all members of the www-data group to read and write files chmod -R...