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Mixins vs. Traits
...s (MA and MB) or traits (TA and TB) define method with the same definition foo():void.
Mixin MA {
foo():void {
print 'hello'
}
}
Mixin MB {
foo():void {
print 'bye'
}
}
Trait TA {
foo():void {
print 'hello'
}
}
Trait TB {
foo():void {
p...
Convert Go map to json
...arshal(datas)
fmt.Println(err)
// [] json: unsupported type: map[int]main.Foo
The thing is you cannot use integers as keys in JSON; it is forbidden. Instead, you can convert these values to strings beforehand, for instance using strconv.Itoa.
See this post for more details: https://stackoverflow...
How do you use the Immediate Window in Visual Studio?
...r example, let’s say this is what your class looks like:
private class Foo
{
public string GetMessage()
{
return "hello";
}
}
If the object already exists in memory and it’s in scope, then you can call it in the Immediate Window as long as it has been instantiated before ...
mkdir -p functionality in Python [duplicate]
... What about distutils.dir_util.mkpath? It's pretty simple as mkpath('./foo/bar')
– auraham
Jan 15 '13 at 21:41
...
Is it bad practice to make a setter return “this”?
...otherwise! (because it avoids redundant clutter of repeating code like bla.foo.setBar1(...) ; bla.foo.setBar2(...) when you could write bla.foo /* newline indented */.setBar1(...) /* underneath previous setter */ .setBar2(...) (can't use linebreaks in a SO comment like this :-( ... hope you get the ...
How do I make class methods / properties in Swift?
...operties and type methods and you use the class or static keywords.
class Foo {
var name: String? // instance property
static var all = [Foo]() // static type property
class var comp: Int { // computed type property
return 42
}
class func alert() { ...
What does “atomic” mean in programming?
...mple, because an example is often clearer than a long explanation. Suppose foo is a variable of type long. The following operation is not an atomic operation:
foo = 65465498L;
Indeed, the variable is written using two separate operations: one that writes the first 32 bits, and a second one which ...
How to handle anchor hash linking in AngularJS
...ation.hash(id);
$anchorScroll();
}
});
<a ng-click="scrollTo('foo')">Foo</a>
<div id="foo">Here you are</div>
Here is a plunker to demonstrate
EDIT: to use this with routing
Set up your angular routing as usual, then just add the following code.
app.run(functi...
No Exception while type casting with a null in java
...ty hence we need to typecast null in these cases:
class A {
public void foo(Long l) {
// do something with l
}
public void foo(String s) {
// do something with s
}
}
new A().foo((String)null);
new A().foo((Long)null);
Otherwise you couldn't call the method you need.
...
How do I create an array of strings in C?
...); // where aString is either an array or pointer to char
strcpy(strs[1], "foo");
You can add a list of initializers as well:
char strs[NUMBER_OF_STRINGS][STRING_LENGTH+1] = {"foo", "bar", "bletch", ...};
This assumes the size and number of strings in the initializer match up with your array di...