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Passing an array to a function with variable number of args in Swift
... Great! This works with multiple (named) parameters, too; e.g.: func sumOf(foo numbers: Int..., bar: Bool) -> Int {}; requires typealias Function = (foo: [Int], bar: Bool) -> Int;
– ThomasR
Sep 11 '16 at 9:45
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How to get a list of properties with a given attribute?
...rties that have the attribute MyAttribute . The attribute is marked with AllowMultiple = false , like this:
6 Answers
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Check if class already assigned before adding
...ed to an element before adding that class? Will it even have any effect at all?
4 Answers
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The new syntax “= default” in C++11
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A defaulted default constructor is specifically defined as being the same as a user-defined default constructor with no initialization list and an empty compound statement.
§12.1/6 [class.ctor] A default constructor that is defaulted and not defined as deleted is im...
JavaScript DOM remove element
...e's a slightly more succinct way of removing an element from the DOM than calling .removeChild(element) on its parent, which is to just call element.remove(). In due course, this will probably become the standard and idiomatic way of removing an element from the DOM.
The .remove() method was added ...
How to use a keypress event in AngularJS?
...nput ng-model="edItem" type="text"
ng-keypress="($event.which === 13)?foo(edItem):0"/>
And the ng-ui alternative:
<input ng-model="edItem" type="text" ui-keypress="{'enter':'foo(edItem)'}"/>
share
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What are “res” and “req” parameters in Express functions?
...red
request.method, which will be "GET" in this case, hence the app.get() call.
An array of HTTP headers in request.headers, containing items like request.headers.accept, which you can use to determine what kind of browser made the request, what sort of responses it can handle, whether or not it's a...
std::shared_ptr of this
...e_shared_from_this just for this purpose. You inherit from it and you can call .shared_from_this() from inside the class. Also, you are creating circular dependencies here that can lead to resource leaks. That can be resolved with the use of std::weak_ptr. So your code might look like this (assuming...
How do I change the value of a global variable inside of a function
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This doesn't work for me: country = 'foo' $.ajax({ url: '/some-endpoint', success: function(data) { country = data.country; } }); console.log(country) // outputs 'foo'
– Mark Simpson
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What does 'wb' mean in this code, using Python?
...nd binary
files; the end-of-line characters in
text files are automatically altered
slightly when data is read or written.
This behind-the-scenes modification to
file data is fine for ASCII text
files, but it’ll corrupt binary data
like that in JPEG or EXE files.
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