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Unresolved Import Issues with PyDev and Eclipse
... "External Libraries". You can add source folders (any folder that has an __init__.py) to the path using that pane. Your project code will then be able to import modules from those source folders.
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Is gcc std::unordered_map implementation slow? If so - why?
...t, how much slower our concurrent hash map is compared with std::unordered_map .
3 Answers
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How would I create a UIAlertView in Swift?
...ewController: UIViewController {
@IBAction func showAlertButtonTapped(_ sender: UIButton) {
// create the alert
let alert = UIAlertController(title: "My Title", message: "This is my message.", preferredStyle: UIAlertController.Style.alert)
// add an action (button)
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Is there a performance difference between i++ and ++i in C++?
... this->data += 1;
return *this;
}
Foo Foo::operator++(int ignored_dummy_value) // called for i++
{
Foo tmp(*this); // variable "tmp" cannot be optimized away by the compiler
++(*this);
return tmp;
}
Since the compiler isn't generating code, but just calling an operator++ ...
How do I convert seconds to hours, minutes and seconds?
...this: stackoverflow.com/questions/7999935/…
– eric_kernfeld
Oct 10 '18 at 15:40
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show 7 more comments
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How can I make SQL case sensitive string comparison on MySQL?
...vity.html
The default character set and collation are latin1 and latin1_swedish_ci, so nonbinary string comparisons are case insensitive by default. This means that if you search with col_name LIKE 'a%', you get all column values that start with A or a. To make this search case sensitive, make ...
How do I make calls to a REST api using C#?
.../sub.domain.com/objects.json";
private string urlParameters = "?api_key=123";
static void Main(string[] args)
{
HttpClient client = new HttpClient();
client.BaseAddress = new Uri(URL);
// Add an Accept header for JSON format.
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Namespace not recognized (even though it is there)
...It would be nice if the error message was better.
– L_7337
Oct 12 '15 at 15:31
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show 6 more comments
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Flatten an Array of Arrays in Swift
...rrays: FlattenBidirectionalCollection<Array<Array<Int>>>(_base: [[1, 2, 3], [4], [5, 6, 7, 8, 9]])). Your point is valid though that you can access it like a flat array, so it would seem that that the CustomStringConvertable implementation is misleading. Your code snippet was and...
What is the 'override' keyword in C++ used for? [duplicate]
... : base
{
virtual void foo() override
{
std::cout << __PRETTY_FUNCTION__ << std::endl;
}
};
int main()
{
base* override = new derived();
override->foo();
return 0;
}
Output:
zaufi@gentop /work/tests $ g++ -std=c++11 -o override-test override-test.cc...