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pandas DataFrame: replace nan values with average of columns

I've got a pandas DataFrame filled mostly with real numbers, but there is a few nan values in it as well. 10 Answers ...
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Chrome's remote debugging (USB debugging) not working for Samsung Galaxy S3 running android 4.3

Ever since I upgraded my Samsung Galaxy S3 to android 4.3 (from 4.1.2) I am unable to use Chrome's remote debugging for android (more details here ). ...
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How does __proto__ differ from constructor.prototype?

... I've been trying to wrap my head around this recently and finally came up with this "map" that I think sheds full light over the matter http://i.stack.imgur.com/KFzI3.png I know I'm not the first one making this up but it was more interesting figuring it out that finding it ...
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Text Editor which shows \r\n? [closed]

I'm looking for a text editor that can show me the actual carriage returns and newlines. 17 Answers ...
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How to clear an ImageView in Android?

...ike, i didn't). I think the best solution is: viewToUse.setImageResource(android.R.color.transparent); I like this solution the most cause there isn't anything tricky in reverting the state and it's also clear what it is doing. ...
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Disable soft keyboard on NumberPicker

... Just found this and it works like a charm: myNumberPicker.setDescendantFocusability(NumberPicker.FOCUS_BLOCK_DESCENDANTS); You can also set this in XML: android:descendantFocusability="blocksDescendants" ...
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Can I set subject/content of email using mailto:?

... Yes, look all tips and tricks with mailto: http://www.angelfire.com/dc/html-webmaster/mailto.htm mailto subject example: <a href="mailto:no-one@snai1mai1.com?subject=free chocolate">example</a> mailto with content: ...
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Visual Studio “Could not copy” … during build

...d success by doing the following: Closing Visual Studio Deleting the bin and obj folders, and Reopening Visual Studio. This "bug" has existed since Visual Studio 2003. Finally, I have also found that I can often overcome this problem by simply renaming the executable file and then deleting it. ...
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Callback after all asynchronous forEach callbacks are completed

...=== array.length) { callback(); } }); }); (thanks to @vanuan and others) This approach guarantees that all items are processed before invoking the "done" callback. You need to use a counter that gets updated in the callback. Depending on the value of the index parameter does not provid...
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How to add external library in IntelliJ IDEA?

...n the structure (right click on project top level, refresh/synchronize) Expand libs and right click on the jar Select "Add as Library" Done share | improve this answer | fo...