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Combine two columns of text in pandas dataframe

...ese columns are named Year and quarter . I'd like to create a variable called period that makes Year = 2000 and quarter= q2 into 2000q2 . ...
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Compare two List objects for equality, ignoring order [duplicate]

... If you want them to be really equal (i.e. the same items and the same number of each item), I think that the simplest solution is to sort before comparing: Enumerable.SequenceEqual(list1.OrderBy(t => t), list2.OrderBy(t => t)) Edit: Here is...
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Difference between outline and border

... FIDDLE (NB: Although firefox has the -moz-outline-radius property which allows rounded corners on outline... this property it is not defined in any CSS standard, and is not supported by other browsers (source)) 2) Styling one side only border has properties to style each side with border-top:, ...
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javax vs java package

...rlier versions (which would be useful). Note from many years later: it actually ended up being in java after all. I believe there are restrictions on the java package - I think classloaders are set up to only allow classes within java.* to be loaded from rt.jar or something similar. (There's certai...
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How to get current foreground activity context in android?

...n of document-centric recents means it can leak person information to the caller. For backwards compatibility, it will still return a small subset of its data: at least the caller's own tasks, and possibly some other tasks such as home that are known to not be sensitive. ...
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When is the init() function run?

...The = 0 } func main() { if WhatIsThe == 0 { fmt.Println("It's all a lie.") } } AnswerToLife() is guaranteed to run before init() is called, and init() is guaranteed to run before main() is called. Keep in mind that init() is always called, regardless if there's main or not, so if...
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vim, switching between files rapidly using vanilla Vim (no plugins)

...e closest equivalent ("closest", not "exact") to ST2's Ctrl+P is a plugin called, get ready… CtrlP. There are other similar plugins like Command-T or FuzzyFinder. I use CtrlP and I love it but I wholeheartedly support your decision to go "plugin-free". It's not the easiest way to go but it will p...
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jQuery selectors on custom data attributes using HTML5

... $("ul[data-group='Companies'] li[data-company='Microsoft']") //Get all elements with data-company="Microsoft" below "Companies" $("ul[data-group='Companies'] li:not([data-company='Microsoft'])") //get all elements with data-company!="Microsoft" below "Companies" Look in to jQuery Selector...
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Refresh all files in buffer from disk in vim

... bufdo e curiously leaves all the buffers un-syntax-highlighted – Steven Lu Jul 9 '13 at 23:03 ...
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Learning Ant path style

...hes com/test.jsp but also com/tast.jsp or com/txst.jsp com/*.jsp - matches all .jsp files in the com directory com/**/test.jsp - matches all test.jsp files underneath the com path org/springframework/**/*.jsp - matches all .jsp files underneath the org/springframework path org/**/servlet/bla.jsp - m...