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PyCharm shows unresolved references error for valid code

...ion, but PyCharm is highlighting my valid code with "unresolved reference" errors, even for built-in Python functions. Why don't these seem to be detected, even though the code runs? Is there any way to get PyCharm to recognize these correctly? ...
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Mercurial error: abort no username supplied

...name -- I know since I wrote that help text :-) How should we improve the error message to make this more clear? Edit: Since I wrote this in 2010, we've managed to screw this up by making hg help config include help for all config settings. So the nice little example of how to set the username: [...
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How to save MySQL query output to excel or .txt file? [duplicate]

... I am getting this error: "#1086 - File 'test.txt' already exists" I want to replace that file! – cronos Jul 1 '16 at 1:06 1...
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Directory does not exist. Parameter name: directoryVirtualPath

i just published my project to my host on Arvixe and get this error (Works fine local): 20 Answers ...
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Class does not implement its superclass's required members

So I updated to Xcode 6 beta 5 today and noticed I received errors in nearly all of my subclasses of Apple's classes. 4 Ans...
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An established connection was aborted by the software in your host machine

... I was getting these errors too and was stumped. After reading and trying the two answers above, I was still getting the error. However,I checked the processes tab of Task Manager to find a rogue copy of 'eclipse.exe *32' that the UI didn' t sho...
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What Android tools and methods work best to find memory/resource leaks? [closed]

... One of the most common errors that I found developing Android Apps is the “java.lang.OutOfMemoryError: Bitmap Size Exceeds VM Budget” error. I found this error frecuently on activities using lots of bitmaps after changing orientation: the Activ...
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Extension methods must be defined in a non-generic static class

I'm getting the error: 10 Answers 10 ...
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How can I access the MySQL command line with XAMPP for Windows?

...is help and exit. -I, --help Synonym for -? --abort-source-on-error Abort 'source filename' operations in case of errors --auto-rehash Enable automatic rehashing. One doesn't need to use 'rehash' to get table and field completion, but startup ...
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How is an overloaded method chosen when a parameter is the literal null value?

...rst method could be passed on to the other one without a compile-time type error. In your second case, both methods are still applicable, but neither String nor StringBuffer is more specific than the other, therefore neither method is more specific than the other, hence the compiler error. ...