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How do I append one string to another in Python?

I want an efficient way to append one string to another in Python, other than the following. 10 Answers ...
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Swipe to Delete and the “More” button (like in Mail app on iOS 7)

How to create a "more" button when user swipe a cell in table view (like mail app in ios 7) 20 Answers ...
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Editing dictionary values in a foreach loop

I am trying to build a pie chart from a dictionary. Before I display the pie chart, I want to tidy up the data. I'm removing any pie slices that would be less than 5% of the pie and putting them in a "Other" pie slice. However I'm getting a Collection was modified; enumeration operation may not exe...
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How can I check if a command exists in a shell script? [duplicate]

I am writing my first shell script. In my script I would like to check if a certain command exists, and if not, install the executable. How would I check if this command exists? ...
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Can you write virtual functions / methods in Java?

Is it possible to write virtual methods in Java, as one would do in C++? 6 Answers 6...
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How to split a delimited string into an array in awk?

How to split the string when it contains pipe symbols | in it. I want to split them to be in array. 9 Answers ...
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Where do I set my company name?

When creating new source files xcode adds comments with your name and company name. 14 Answers ...
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Edit changeset comment after updates have been checked in to TFS

I have just switched to VS2012 and being unfamiliar with it, checked in some major changes without a comment. No other updates have been done since then and no other developers will have access to the code for another few hours. ...
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Prevent direct access to a php include file

I have a php file which I will be using as exclusively as an include. Therefore I would like to throw an error instead of executing it when it's accessed directly by typing in the URL instead of being included. ...
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Difference between File.separator and slash in paths

What is the difference between using File.separator and a normal / in a Java Path-String? 14 Answers ...