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How to round to 2 decimals with Python?

I am getting a lot of decimals in the output of this code (Fahrenheit to Celsius converter). 16 Answers ...
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How to check if an int is a null

I have an object called Person . 8 Answers 8 ...
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How to customize the background/border colors of a grouped table view cell?

I would like to customize both the background and the border color of a grouped-style UITableView. 11 Answers ...
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Regex how to match an optional character

I have a regex that I thought was working correctly until now. I need to match on an optional character. It may be there or it may not. ...
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How do you validate a URL with a regular expression in Python?

I'm building an app on Google App Engine. I'm incredibly new to Python and have been beating my head against the following problem for the past 3 days. ...
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How to track down a “double free or corruption” error

When I run my (C++) program it crashes with this error. 8 Answers 8 ...
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Could not locate Gemfile

I'm certainly no Ruby developer but I have an application on my server using Ruby, Gems, and Bundler. I am trying to install another Ruby on under a different user account but on the same VPS. When I go to run ...
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Getting current date and time in JavaScript

I have a script that prints the current date and time in JavaScript, but the DATE is always wrong. Here is the code: 27 A...
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Visual Studio build fails: unable to copy exe-file from obj\debug to bin\debug

Update: A sample project reproducing this bug can be found here at Microsoft Connect. I have also tested and verified that the solution given in the accepted answer below works on that sample project. If this solution doesn't work for you, you are probably having a different issue (which belongs i...
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Imply bit with constant 1 or 0 in SQL Server

Is it possible to express 1 or 0 as a bit when used as a field value in a select statement? 8 Answers ...