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What is the effect of extern “C” in C++?
...ared has internal linkage, and so does not have a language linkage
Linkage from C++ to objects defined in other languages and to objects defined in C++ from other languages is implementation-defined and language-dependent. Only where the object layout strategies of two language implementations are s...
Get only part of an Array in Java?
...thon you can do something like this array[index:] and it returns the array from the index. Is something like this possible in Java.
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Merge two Git repositories without breaking file history
...mostly works, except that when I commit the subtree merge all of the files from the old repositories are recorded as new added files. I can see the commit history from the old repositories when I do git log , but if I do git log <file> it shows only one commit for that file - the subtree m...
How do I pass an object from one activity to another on Android? [duplicate]
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Of course, its from my own class, its not a Standard android class. All I am saying is use some constant as a key!
– anargund
Jul 2 '12 at 22:39
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How do you manage databases in development, test, and production?
...roduction database into an appropriate environment and run all the scripts from source control on it, which will update the database to the current version. We do this on a daily basis to make sure all the scripts run correctly.
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What is a good use case for static import of methods?
...mport of the method was not a good idea. The static import was of a method from a DA class, which has mostly static methods. So in middle of the business logic I had a da activity that apparently seemed to belong to the current class:
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Remove or uninstall library previously added : cocoapods
...ework via cocoapods into my iOS application. How can i remove that library from the project?
6 Answers
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Add floating point value to android resources/values
... space between lines to my TextViews using android:lineSpacingMultiplier
from the documentation :
10 Answers
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How to sort a dataframe by multiple column(s)
...orting to add-on tools -- see this simpler answer which uses a trick right from the top of the example(order) code:
R> dd[with(dd, order(-z, b)), ]
b x y z
4 Low C 9 2
2 Med D 3 1
1 Hi A 8 1
3 Hi A 9 1
Edit some 2+ years later: It was just asked how to do this by column index. The answe...
Could not load type 'System.Runtime.CompilerServices.ExtensionAttribute' from assembly 'mscorlib
... Could not load type 'System.Runtime.CompilerServices.ExtensionAttribute' from assembly mscorlib
Yes, this technically can go wrong when you execute code on .NET 4.0 instead of .NET 4.5. The attribute was moved from System.Core.dll to mscorlib.dll in .NET 4.5. While that sounds like a rather na...