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Difference between GIT and CVS
... describing (summarizing) change, followed by empty line, followed by more detailed description of changes.
Naming revisions / version numbers. There is another issue connected with the fact that in CVS changes are per files: version numbers (as you can see sometimes in keyword expansion, see below)...
C++ templates that accept only certain types
...ing for. This Wikipedia article about C++ Concepts will explain it in more detail.
I know this doesn't fix your immediate problem but there are some C++ compilers that have already started to add features from the new standard, so it might be possible to find a compiler that has already implemented...
CASCADE DELETE just once
... concurrent transactions, and has several other caveats. Read the docs for details.
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How to create GUID / UUID?
...igh-quality RNG. See Adam Hyland's excellent writeup on Math.random() for details. For a more robust solution, consider using the uuid module, which uses higher quality RNG APIs.
Update, 2015-08-26: As a side-note, this gist describes how to determine how many IDs can be generated before reaching...
Synchronization vs Lock
...
I liked the details on your comment. I would add one more bullet point - the ReadWriteLock provides useful behavior if you are dealing with several threads, only some of which need to write to the object. Multiple threads can be concur...
Why we should not use protected static in java
...tion.
The methods should not be public, because they are an implementation detail. And they can't be private because they should be called by the extending classes. They also can't have "default" visibility, because then they will not be accessible for the extending classes in other packages.
(EDI...
How to prevent a dialog from closing when a button is clicked
... approaches are chosen follows after the examples, for those who want more details
AlertDialog.Builder - Change default button handler immediately after show()
AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
builder.setMessage("Test for preventing dialog close");
builder.setPo...
General suggestions for debugging in R
...so forth).
setBreakpoint() is a more user-friendly front-end to trace(). Details on the internals of how this works are available in a recent R Journal article.
If you are trying to debug someone else's package, once you have located the problem you can over-write their functions with fixInNamesp...
Validate that a string is a positive integer
...which may break this approach. (I don't quite know where the split is, the details are in the spec, but for whole numbers I believe it's at the point you've exceeded 21 digits [by which time the number has become very imprecise, as IEEE-754 double-precision numbers only have roughtly 15 digits of pr...
C++ preprocessor __VA_ARGS__ number of arguments
...ee that no one has suggested anything so simple as:
#define VA_COUNT(...) detail::va_count(__VA_ARGS__)
namespace detail
{
template<typename ...Args>
constexpr std::size_t va_count(Args&&...) { return sizeof...(Args); }
}
This doesn't require inclusion of the <tuple> ...