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Anonymous recursive PHP functions

... pass it by reference. Be aware, that if you modify the $factorial before calling the function, the result will change as it's passed by reference. – Marius Balčytis Sep 13 '12 at 21:48 ...
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Using Pairs or 2-tuples in Java [duplicate]

...to design this class further regarding equality, immutability, etc., especially if you plan to use instances as keys for hashing. share | improve this answer | follow ...
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Reading specific lines only

... with linecache.getlin('some_file', 4) I get the 4th line, not the 5th. – Juan Dec 11 '14 at 18:14 ...
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Command-line Tool to find Java Heap Size and Memory Used (Linux)?

...tion which options of jstat one should use in order to verify just the overall memory usage of a JVM? Let's say you start the JVM with Xms=4g and Xmx=4g and you want to see, how much memory of that is already used? – basZero Feb 5 '14 at 9:44 ...
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How to prevent ifelse() from turning Date objects into numeric objects

...irst this felt a little "hackish" to me. But now I just think of it as a small price to pay for the performance returns that I get from ifelse(). Plus it's still a lot more concise than a loop. share | ...
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How add context menu item to Windows Explorer for folders [closed]

... HKEY_CURRENT_USER\Software\Classes\*\shell if you are a normal user In all cases: add a new key under shell, naming it as you want to name the context menu item add a new key inside this key, named command (mandatory name) edit the default property in command to myprogrampath\path\path\executa...
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Python argparse: default value or specified value

... import argparse parser = argparse.ArgumentParser() parser.add_argument('--example', nargs='?', const=1, type=int) args = parser.parse_args() print(args) % test.py Namespace(example=None) % test.py --example Namespace(example=1) % test.py --example 2 Namespace(example=2) nargs...
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How to pass json POST data to Web API method as an object?

... with the result :) }); Model binding works for some properties, but not all ! Why ? If you do not decorate the web api method parameter with [FromBody] attribute [HttpPost] public CreateUserViewModel Save(CreateUserViewModel m) { return m; } And send the model(raw javascript object, not i...
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How do I add a path to PYTHONPATH in virtualenv

... You can usually avoid having to do anything with PYTHONPATH by using .pth files. Just put a file with a .pth extension (any basename works) in your virtualenv's site-packages folder, e.g. lib\python2.7\site-packages, with the absolute p...
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Making Python loggers output all messages to stdout in addition to log file

Is there a way to make Python logging using the logging module automatically output things to stdout in addition to the log file where they are supposed to go? For example, I'd like all calls to logger.warning , logger.critical , logger.error to go to their intended places but in addition al...