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SQL - Query to get server's IP address
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147
SELECT
CONNECTIONPROPERTY('net_transport') AS net_transport,
CONNECTIONPROPERTY('protoc...
Why aren't variable-length arrays part of the C++ standard?
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jchamp
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answered Dec 11 '09 at 10:28
Johannes Schaub - litbJohannes Schau...
What does static_assert do, and what would you use it for?
...public:
static const int bar = 3;
};
static_assert(Foo::bar > 4, "Foo::bar is too small :(");
int main()
{
return Foo::bar;
}
$ g++ --std=c++0x a.cpp
a.cpp:7: error: static assertion failed: "Foo::bar is too small :("
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'is' versus try cast with null check
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149
Because there's only one cast. Compare this:
if (myObj.myProp is MyType) // cast #1
{
var ...
getting the last item in a javascript object
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14 Answers
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How do I remove duplicates from a C# array?
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437
You could possibly use a LINQ query to do this:
int[] s = { 1, 2, 3, 3, 4};
int[] q = s.Disti...
Combine the first two commits of a Git repository?
...econd line of commit B to squash and leave the other lines at pick:
pick f4202da A
squash bea708e B
pick a8c6abc C
This will combine the two commits A and B to one commit AB.
Found in this answer.
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Create or write/append in text file
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348
Try something like this:
$txt = "user id date";
$myfile = file_put_contents('logs.txt', $tx...
How do I sort a vector of pairs based on the second element of the pair?
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EDIT: using c++14, the best solution is very easy to write thanks to lambdas that can now have parameters of type auto. This is my current favorite solution
std::sort(v.begin(), v.end(), [](auto &left, auto &right) {
return left...