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How to run JUnit test cases from the command line
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GishuGishu
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Express next function, what is it really for?
...listening on port 3000!')
});
If you do
curl http://localhost:3000/user/123
you will see this printed to console:
before request handler
handling request
after request handler
Now if you comment out the call to next() in the middle handler like this:
app.get('/user/:id', function (req, res,...
Does Java have something like C#'s ref and out keywords?
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Giving a detailed answer a negative vote is funny. I've checked out SO and couldn't find a fine exact answer with demo code, that's why I've written this answer as far as I can remember. If you wait for a single answer and down vote every other answer, then SO should b...
How do I enter RGB values into Interface Builder?
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I used a Wacom Bamboo Fun writing tablet to write on the screenshot in Photoshop (Gimp works just as well for this). Took the screenshot with command-shift-4, then space and clicked on the window.
– Tyler
Ap...
Difference between malloc and calloc?
...s calloc to be tuned to the operating system rather than a generic library function on top of malloc. Or, an implementor could make calloc compare each word against zero before zeroing it. This would not save any time, but it would avoid dirtying the new pages.
– R.. GitHub STO...
Is there a way to make mv create the directory to be moved to if it doesn't exist?
... @Leffler, Not true -- I know bash supports more than 9 arguments (using ${123} is one method). I don't know Perl, so feel free to make an answer yourself. =]
– strager
Feb 13 '09 at 22:06
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What are the differences between “=” and “
...perator but rather a syntax token that signals named argument passing in a function call. Unlike the = operator it performs no action at runtime, it merely changes the way an expression is parsed.
Let’s see.
In any piece of code of the general form …
‹function_name›(‹argname› = ‹v...
Singleton with Arguments in Java
...(x);
return singleton;
}
}
Then you can call Singleton.init(123) once to configure it, for example in your app startup.
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How to change the name of a Django app?
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Fun problem! I'm going to have to rename a lot of apps soon, so I did a dry run.
This method allows progress to be made in atomic steps, to minimise disruption for other developers working on the app you're renaming.
See th...
What is the theoretical maximum number of open TCP connections that a modern Linux box can have
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C10k is 10 years old and no longer fun. [Read this] to see how C1024K can be tackled.
– Chandranshu
Nov 11 '13 at 19:11
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