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How to add an empty column to a dataframe?

... empty column to a pandas DataFrame object? The best I've stumbled upon is something like 11 Answers ...
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How can I round up the time to the nearest X minutes?

Is there a simple function for rounding UP a DateTime to the nearest 15 minutes? 13 Answers ...
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How can I see the size of a GitHub repository before cloning it?

Is there a way to see how big a Git repository is on GitHub before you decide to clone it? 8 Answers ...
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How to unstash only certain files?

...nges. Now I want to unstash only some files from the stash. How can I do this? 7 Answers ...
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React.js - input losing focus when rerendering

... onChange event i call setState , so React rerenders my UI. The problem is that the text input always lose a focus, so i need focus it again for each letter :D. ...
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Can't ignore UserInterfaceState.xcuserstate

...xcuserstate to .gitignore , but Git it won't ignore it. Any ideas why this is so? 12 Answers ...
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set the width of select2 input (through Angular-ui directive)

I have problem making this plunkr (select2 + angulat-ui) work. 11 Answers 11 ...
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Calling a function on bootstrap modal open

...ion, where you can specify some Javascript code to execute once the dialog is opened. I would have used that option to select the text within the dialog using a function I have. ...
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Collapsing Sidebar with Bootstrap

I just visited this page http://www.elmastudio.de/ and wondered if it is possible to build the left sidebar collapse with Bootstrap 3. ...
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What are the differences between .so and .dylib on osx?

.dylib is the dynamic library extension on OSX, but it's never been clear to me when I can't / shouldn't use a traditional unix .so shared object. ...