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What does OSGi solve?
...n reload modules at runtime. Also the "practical example" given everywhere is the Eclipse Plugin Framework.
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Selecting only numeric columns from a data frame
Suppose, you have a data.frame like this:
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Unable to import a module that is definitely installed
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In my case, it is permission problem. The package was somehow installed with root rw permission only, other user just cannot rw to it!
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Throwing the fattest people off of an overloaded airplane.
Let's say you've got an airplane, and it is low on fuel. Unless the plane drops 3000 pounds of passenger weight, it will not be able to reach the next airport. To save the maximum number of lives, we would like to throw the heaviest people off of the plane first.
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“Undefined reference to” template class constructor [duplicate]
I have no idea why this is happenning, since I think I have everything properly declared and defined.
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Are string.Equals() and == operator really same? [duplicate]
Are they really same? Today, I ran into this problem. Here is the dump from the Immediate Window:
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Declaring pointers; asterisk on the left or right of the space between the type and name? [duplicate
I've seen mixed versions of this in a lot of code. (This applies to C and C++, by the way.) People seem to declare pointers in one of two ways, and I have no idea which one is correct, of if it even matters.
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Difference between >>> and >>
What is the difference between >>> and >> operators in Java?
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Why does the use of 'new' cause memory leaks?
...rst, and now I'm starting with C++. As I understand, operator new in C++ is not similar to the one in C#.
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Difference between clustered and nonclustered index [duplicate]
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You really need to keep two issues apart:
1) the primary key is a logical construct - one of the candidate keys that uniquely and reliably identifies every row in your table. This can be anything, really - an INT, a GUID, a string - pick what makes mos...