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C++ SFINAE examples?
...ss IsClassT {
private:
typedef char One;
typedef struct { char a[2]; } Two;
template<typename C> static One test(int C::*);
// Will be chosen if T is anything except a class.
template<typename C> static Two test(...);
public:
enum { Yes = sizeof(IsClassT<T&...
How do I wrap link_to around some html ruby code?
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271
link_to takes a block of code ( >= Rails 2.2) which it will use as the body of the tag.
So...
Viewing all `git diffs` with vimdiff
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edited Aug 12 '15 at 22:22
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How to calculate a time difference in C++
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123
See std::clock() function.
const clock_t begin_time = clock();
// do something
std::cout <&...
How can I create Min stl priority_queue?
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2
@AraK, I think you mean operator< ;)
– Peter Alexander
Mar 13 '10 at 17:46
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Dynamically generating a QR code with PHP [closed]
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https://chart.googleapis.com/chart?chs=300x300&cht=qr&chl=http%3A%2F%2Fwww.google.com%2F&choe=UTF-8
300x300 is the size of the QR image you want to generate,
the chl is the url-encoded string you want to change into a QR code, and
the choe is the (optional) encoding.
The link, abov...
When do we need curly braces around shell variables?
... unconditionally required when:
expanding array elements, as in ${array[42]}
using parameter expansion operations, as in ${filename%.*} (remove extension)
expanding positional parameters beyond 9: "$8 $9 ${10} ${11}"
Doing this everywhere, instead of just in potentially ambiguous cases, can be c...
How to increase heap size of an android application?
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211
You can use android:largeHeap="true" to request a larger heap size, but this will not work on ...
Can we use join for two different database tables?
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2 Answers
2
Active
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QString to char* conversion
...ng str1 = "Test";
QByteArray ba = str1.toLocal8Bit();
const char *c_str2 = ba.data();
printf("str2: %s", c_str2);
return app.exec();
}
So perhaps you're having other problems. How exactly doesn't this work?
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