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How to apply a function to two columns of Pandas dataframe

... Added an example to my answer, hope this does what you're looking for. If not, please provide a more specific example function since sum is solved successfully by any of the methods suggested so far. – Aman Nov 12 '12 at 14:51 ...
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How to disable an Android button?

...u try this? myButton.setEnabled(false); Update: Thanks to Gwen. Almost forgot that android:clickable can be set in your XML layout to determine whether a button can be clickable or not. share | ...
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how to break the _.each function in underscore.js

I'm looking for a way to stop iterations of underscore.js _.each() method, but can't find the solution. jQuery .each() can break if you do return false . ...
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How can I override Bootstrap CSS styles?

...r trying to re-include all my modifications. I'll sacrifice some load time for these styles, but it's negligible for the few styles I'm overriding. ...
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Create table using Javascript

...ttribute('border', '1'); var tbdy = document.createElement('tbody'); for (var i = 0; i < 3; i++) { var tr = document.createElement('tr'); for (var j = 0; j < 2; j++) { if (i == 2 && j == 1) { break } else { var td = document.createElement...
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How do I determine the size of an object in Python?

...n objects will return correct results, but this does not have to hold true for third-party extensions as it is implementation specific. Only the memory consumption directly attributed to the object is accounted for, not the memory consumption of objects it refers to. The default argument allows to d...
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Maven: The packaging for this project did not assign a file to the build artifact

... mvn clean install is different from... mvn clean install:install The former will run all goals in every cycle leading up to and including the install (like compile, package, test, etc.). The latter will not even compile or package your code, it will just run that one goal. This kinda makes sen...
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Making macOS Installer Packages which are Developer ID ready

Note: This is for OS X Installer packages only, packages for submission to the Mac App Store follow different rules. 5 ...
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How to add a button to PreferenceScreen

... There is another solution for customizing the appearance of the preferences. Design a normal XML layout with buttons or whatever you want to add to the standard preferences. Include a ListView in your layout and give it the ID @android:id/list. Let'...
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How do I center align horizontal menu?

...I'm not sure you need the overflow: hidden; bit anyways, though since it's for horizontal overflow, you could always try overflow-x: hidden; instead. webchat.freenode.net/?nick=oerflowono&channels=#websites for real-time assistance. – reisio Mar 28 '12 at ...