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How do I use extern to share variables between source files?
I know that global variables in C sometimes have the extern keyword. What is an extern variable? What is the declaration like? What is its scope?
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Remove an entire column from a data.frame in R
Does anyone know how to remove an entire column from a data.frame in R? For example if I am given this data.frame:
6 Answer...
CSS text-overflow in a table cell?
I want to use CSS text-overflow in a table cell, such that if the text is too long to fit on one line, it will clip with an ellipsis instead of wrapping to multiple lines. Is this possible?
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assertEquals vs. assertEqual in python
Is there a difference between assertEquals and assertEqual in the python unittest.TestCase ?
7 Answers
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Execute a terminal command from a Cocoa app
How can I execute a terminal command (like grep ) from my Objective-C Cocoa application?
12 Answers
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Have a reloadData for a UITableView animate when changing
I have a UITableView that has two modes. When we switch between the modes I have a different number of sections and cells per section. Ideally, it would do some cool animation when the table grows or shrinks.
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Export/import jobs in Jenkins
Is it possible to exchange jobs between 2 different Jenkins'? I'm searching for a way to export/import jobs.
18 Answers
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Is bool a native C type?
I've noticed that the Linux kernel code uses bool, but I thought that bool was a C++ type. Is bool a standard C extension (e.g., ISO C90) or a GCC extension?
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Git pull after forced update
I just squashed some commits with git rebase and did a git push --force (which is evil, I know).
3 Answers
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How to compare two files not in repo using git
I'd like to compare two css files which are not in any git repository. Is there such a functionality in git?
3 Answers
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