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Error handling with node.js streams
What's the correct way to handle errors with streams? I already know there's an 'error' event you can listen on, but I want to know some more details about arbitrarily complicated situations.
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When monkey patching an instance method, can you call the overridden method from the new implementat
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EDIT: It has been 9 years since I originally wrote this answer, and it deserves some cosmetic surgery to keep it current.
You can see the last version before the edit here.
You can’t call the overwritten method by name or keyword. That’s one of the many reasons why monkey patching...
How to write :hover condition for a:before and a:after?
How to write :hover and :visited condition for a:before ?
7 Answers
7
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How do I configure PyCharm to run py.test tests?
I want to start writing unit tests for my Python code, and the py.test framework sounds like a better bet than Python's bundled unittest . So I added a "tests" directory to my project, and added test_sample.py to it. Now I want to configure PyCharm to run all the tests in my "tests" directory.
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What is the 'pythonic' equivalent to the 'fold' function from functional programming?
...u can sometimes use some combination of reduce (from the functools module) and the operator module, e.g.:
def product(xs):
return reduce(operator.mul, xs, 1)
Be aware that reduce is actually a foldl, in Haskell terms. There is no special syntax to perform folds, there's no builtin foldr, and ...
Search all the occurrences of a string in the entire project in Android Studio
I've just started using Android Studio (IntelliJ), and I now look for the feature to find the occurrence of a string in any of the files in my project. For example: I want to find all the files that contain the string " .getUuid() "
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Are there any Java method ordering conventions? [closed]
... the methods are pretty jumbled up in terms of utility public/private etc. and I want to order them in a sensible way. Is there a standard way of doing this? E.g. normally fields are listed before methods, the constructor(s) are listed before other methods, and getters/setters last; what about the r...
Opening project in Visual Studio fails due to nuget.targets not found error
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Install Nuget.
Right click on the solution and select "Enable NuGet
Package Restore". In Visual Studio 2013 and later, select "Restore NuGet Packages" instead.
Click Ok on the warning.
Close and re-open the solution.
Should now be hunky-dory.
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Decoding and verifying JWT token using System.IdentityModel.Tokens.Jwt
I've been using the JWT library to decode a Json Web Token, and would like to switch to Microsoft's official JWT implementation, System.IdentityModel.Tokens.Jwt .
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Are JavaScript strings immutable? Do I need a “string builder” in JavaScript?
...on) so I wanted to test out the different methods of concatenating strings and abstracting the fastest way into a StringBuilder. I wrote some tests to see if this is true (it isn't!).
This was what I believed would be the fastest way, though I kept thinking that adding a method call may make it slo...