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How are Python's Built In Dictionaries Implemented?

...e). Python dictionaries are implemented as hash tables. Hash tables must allow for hash collisions i.e. even if two distinct keys have the same hash value, the table's implementation must have a strategy to insert and retrieve the key and value pairs unambiguously. Python dict uses open addressin...
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How to get current CPU and RAM usage in Python?

... Worked for me on OSX: $ pip install psutil; >>> import psutil; psutil.cpu_percent() and >>> psutil.virtual_memory() which returns a nice vmem object: vmem(total=8589934592L, available=4073336832L, percent=52.6, used=5022085120L, free=35602...
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Running single test from unittest.TestCase via command line

... Just noticed that this works only if the method is called "test*", so unfortunately it cannot be used to occasionally run test that is "disabled" by rename – Alois Mahdal Apr 15 '13 at 12:29 ...
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How can I get the client's IP address in ASP.NET MVC?

I'm totally new to the ASP.NET MVC stack, and I was wondering what happened to the simple Page object and the Request ServerVariables object? ...
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What is the difference between _tmain() and main() in C++?

...Now, in UTF-16, the character set used by Windows when Unicode is enabled, all the ASCII characters are represented as the pair of bytes \0 followed by the ASCII value. And since the x86 CPU is little-endian, the order of these bytes are swapped, so that the ASCII value comes first, then followed b...
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What is the purpose of Flask's context stacks?

...backend". In other words, the Flask(...) application constructor has been called twice, creating two instances of a Flask application. Contexts When you are working with Flask, you often end up using global variables to access various functionality. For example, you probably have code that reads.....
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Set Django IntegerField by choices=… name

... Really like the Encapsulation section on the blog. – Nathan Keller Mar 3 '13 at 21:57 ...
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How to print without newline or space?

...to the end of the string: print('.', end='') To not add a space between all the function arguments you want to print: print('a', 'b', 'c', sep='') You can pass any string to either parameter, and you can use both parameters at the same time. If you are having trouble with buffering, you can f...
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MIN and MAX in C

Where are MIN and MAX defined in C, if at all? 14 Answers 14 ...
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How can you integrate a custom file browser/uploader with CKEditor?

...ITOR.replace('content', { filebrowserBrowseUrl : '/browser/browse/type/all', filebrowserUploadUrl : '/browser/upload/type/all', filebrowserImageBrowseUrl : '/browser/browse/type/image', filebrowserImageUploadUrl : '/browser/upload/type/image', filebrowserWindowWidth : 800, fileb...