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What's the nearest substitute for a function pointer in Java?
...except for a small calculation that's going to change one line of code. This is a perfect application for passing in a function pointer to replace that one line, but Java doesn't have function pointers. What's my best alternative?
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How to overwrite styling in Twitter Bootstrap
... a .sidebar class that has the CSS rule 'float: left;' How can I change this so that it goes to the right instead? I'm using HAML and SASS but am relatively new to web development.
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Do I need to heartbeat to keep a TCP connection open?
...omponents that that communicate via TCP/IP. Component A acts as a server/listener and Component B is the client. The two should communicate as quickly as possible. There can only ever be one connection at any time (though that is aside to this question). A senior developer at my company has said...
What's a good IDE for Python on Mac OS X? [closed]
...entered around TDD and refactoring, and whose primary development language is Python. I come from the Java world, and have been a confident user of Eclipse for a good, long time. When not working in Java, I use emacs.
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Asserting successive calls to a mock method
...a helpful assert_called_with() method . However, as far as I understand this only checks the last call to a method.
If I have code that calls the mocked method 3 times successively, each time with different parameters, how can I assert these 3 calls with their specific parameters?
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How do you print in a Go test using the “testing” package?
...mt.X print statements do work inside tests, but you will find their output is probably not on screen where you expect to find it and, hence, why you should use the logging methods in testing.
If, as in your case, you want to see the logs for tests that are not failing, you have to provide go test t...
Python debugging tips [closed]
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'a string'
(Pdb)
To continue execution use c (or cont or continue).
It is possible to execute arbitrary Python expressions using pdb. For example, if you find a mistake, you can correct the code, then type a type expression to have the same effect in the running code
ipdb is a version of pdb fo...
Iterating each character in a string using Python
In C++, I can iterate over an std::string like this:
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File to byte[] in Java
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It depends on what best means for you. Productivity wise, don't reinvent the wheel and use Apache Commons. Which is here FileUtils.readFileToByteArray(File input).
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The “unexpected ++” error in jslint [duplicate]
What is the best practice for that then?
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