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Reference requirements.txt for the install_requires kwarg in setuptools setup.py file

... It can't take a file handle. The install_requires argument can only be a string or a list of strings. You can, of course, read your file in the setup script and pass it as a list of strings to install_requires. import os from setuptools import setup with open('requirements.txt') as f: requi...
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“’” showing on page instead of “ ' ”

... This sometimes happens when a string is converted from Windows-1252 to UTF-8 twice. We had this in a Zend/PHP/MySQL application where characters like that were appearing in the database, probably due to the MySQL connection not specifying the correct cha...
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How are software license keys generated?

...t a matter of making up an algorithm for which CD keys (which could be any string) are easy to generate and easy to verify, but the ratio of valid-CD-keys to invalid-CD-keys is so small that randomly guessing CD keys is unlikely to get you a valid one. INCORRECT WAY TO DO IT: Starcraft and Half-li...
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Casting a variable using a Type variable

... int x = (int)obj; DoSomethingWithInt(x); } else if (type == typeof(string)) { string s = (string)obj; DoSomethingWithString(s); } // ... share | improve this answer | ...
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Can a java file have more than one class?

...s to be a nested class. public class first { public static void main(String[] args) { // TODO Auto-generated method stub } public class demo1 { public class demo2 { } } } ...
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How to prevent robots from automatically filling up a form?

...t techniques like captcha, 1+1=? stuff work well, but they also present an extra step impeding the free quick use of the application (I'm not looking for anything like that please). ...
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Turn a string into a valid filename?

I have a string that I want to use as a filename, so I want to remove all characters that wouldn't be allowed in filenames, using Python. ...
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static const vs #define

... String constants specifically are one of those that might benefit from being #defined, at least if they can be used as "building blocks" for bigger string constants. See my reply for an example. – AnT ...
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When is each sorting algorithm used? [closed]

...rantee no bad data gives you O(N^2), you should avoid it. Merge-sort uses extra memory, but is particularly suitable for external sorting (i.e. huge files that don't fit into memory). Heap-sort can sort in-place and doesn't have the worst case quadratic behavior, but on average is slower than quic...
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How to use FormData for AJAX file upload?

.../Script> Controller: [HttpPost] public ActionResult ControllerX(string id) { var files = Request.Form.Files; ... share | improve this answer | ...