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Shortcut to exit scale mode in VirtualBox [closed]

...tings, as the Menu bar is hidden in Scale View. Had the same issue, especially when you checked the box not to show the 'Switch to Scale view' dialog. This you can do while the VM is running. share | ...
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Find integer index of rows with NaN in pandas dataframe

... And just in case, if you want to find the coordinates of 'nan' for all the columns instead (supposing they are all numericals), here you go: df = pd.DataFrame([[0,1,3,4,np.nan,2],[3,5,6,np.nan,3,3]]) df 0 1 2 3 4 5 0 0 1 3 4.0 NaN 2 1 3 5 6 NaN 3.0 3 np.where(np.as...
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iOS - forward all touches through a view

...r of other views underneath, which are scrollviews, etc. How can I forward all the touches through this overlay view? It is a subcalss of UIView. ...
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Error: Could not find or load main class in intelliJ IDE

...ginner in Java and am trying to run my code using IntelliJ that I just installed as my IDE with JDK 1.7. The following piece of code keeps does not even compile and keeps giving me the error: ...
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How to replace a string in a SQL Server Table Column

... I'd typically add where path like '%oldstring%' if there was a lot of data. – Derek Tomes Nov 2 '15 at 20:48 ...
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Does R have an assert statement as in python?

...ndition that will throw an error in your program. Here's an example: Less_Than_8 = function(x) return(x < 8) for (i in 1:10) { print(i) stopifnot(Less_Than_8(i)) } This will print the numbers 1 through 8, then print a message that says Error: Less_Than_8(i) is not TRUE It would be ni...
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What is the best django model field to use to represent a US dollar amount?

... I think this example is correct almost to all currencies. To represent currencies as Bitcoin, I think is much better to use an integer field to save the amount in satoshis, and then show it to the final user in the representation that you want (BTC, mBTC, etc) ...
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Why am I getting an Exception with the message “Invalid setup on a non-virtual (overridable in VB) m

...ethods and sealed classes. While running a test using mock object, MOQ actually creates an in-memory proxy type which inherits from your "XmlCupboardAccess" and overrides the behaviors that you have set up in the "SetUp" method. And as you know in C#, you can override something only if it is marked ...
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How do I rename the extension for a bunch of files?

In a directory, I have a bunch of *.html files. I'd like to rename them all to *.txt 24 Answers ...
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Visual Studio loading symbols

... Debug -> Delete All Breakpoints ( http://darrinbishop.com/blog/2010/06/sharepoint-2010-hangs-after-visual-studio-2010-f5-debugging ) After that you can use them again, but do it once. It will remove some kind of "invalid" breakpoints too and...