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Generate a random point within a circle (uniformly)

...es simply by picking an angle theta. So we now need to generate a distance from the center by picking a point in the sliver ABC. Again, extend to ABCD, where D is now twice the radius from the circle center. Picking a random point in ABCD is easy using the above method. Pick a random point on AB. U...
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How to send an email with Python?

...b together to send email. Please look at the following example (reproduced from the Python documentation). Notice that if you follow this approach, the "simple" task is indeed simple, and the more complex tasks (like attaching binary objects or sending plain/HTML multipart messages) are accomplished...
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How to load all modules in a folder?

...les in the current folder and put them as __all__ variable in __init__.py from os.path import dirname, basename, isfile, join import glob modules = glob.glob(join(dirname(__file__), "*.py")) __all__ = [ basename(f)[:-3] for f in modules if isfile(f) and not f.endswith('__init__.py')] ...
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Why is my Git Submodule HEAD detached from master?

I am using Git submodules. After pulling changes from server, many times my submodule head gets detached from master branch. ...
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Getting Python error “from: can't read /var/mail/Bio”

...y, otherwise the default shell will execute it and it will bail out at the from keyword. (Incidentally, from is the name of a command line utility which prints names of those who have sent mail to the given username, so that's why it tries to access the mailboxes). Another possibility is to add the...
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Send inline image in email

...t;</html>"; AlternateView avHtml = AlternateView.CreateAlternateViewFromString (htmlBody, null, MediaTypeNames.Text.Html); LinkedResource inline = new LinkedResource("filename.jpg", MediaTypeNames.Image.Jpeg); inline.ContentId = Guid.NewGuid().ToString(); avHtml.LinkedResources.Add(in...
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Terminal Multiplexer for Microsoft Windows - Installers for GNU Screen or tmux [closed]

... Look. This is way old, but on the off chance that someone from Google finds this, absolutely the best solution to this - (and it is AWESOME) - is to use ConEmu (or a package that includes and is built on top of ConEmu called cmder) and then either use plink or putty itself to connec...
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Removing carriage return and new-line from the end of a string in c#

...move the carriage return character (\r) and the new line character (\n) from the end of a string? 12 Answers ...
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Why are variables “i” and “j” used for counters?

... It comes ultimately from mathematics: the summation notation traditionally uses i for the first index, j for the second, and so on. Example (from http://en.wikipedia.org/wiki/Summation): It's also used that way for collections of things,...
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Facebook Architecture [closed]

... also think about your database too. You're most likely serving up content from a database, so check out MongoDB and other types of databases that are schema-less and document-oriented. They are much much faster and better for the most "common" type of web site/app. Look at NEW companies like Four...