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Legality of COW std::string implementation in C++11
...ntially be used to write into s, then s2 goes out of scope, destroying the array pointed to by p).
The C++03 standard explicitly permits that behaviour in 21.3 [lib.basic.string] p5 where it says that subsequent to a call to data() the first call to operator[]() may invalidate pointers, references ...
Match multiple cases classes in scala
...B"
case _ => "default"
}
}
def main(args: Array[String]) {
val a = A
val b = B("B's s value")
val c = C("C's s value")
println(matcher1(a))
println(matcher1(b))
println(matcher1(c))
val d = D("D's s value")
val e = E("E's s v...
How to get an outline view in sublime texteditor?
...rPoint, reverse*/ ){};
PathMaker.prototype.rotateArc = function(path /*array*/ , angle){};
PathMaker.prototype.rotatePoint = function(point, origin, r){};
PathMaker.prototype.roundErrors = function(n, acurracy){};
PathMaker.prototype.rotate = function(path /*object or array*/ , R){};...
Spring Test & Security: How to mock authentication?
...password");
UserActive basicActiveUser = new UserActive(basicUser, Arrays.asList(
new SimpleGrantedAuthority("ROLE_USER"),
new SimpleGrantedAuthority("PERM_FOO_READ")
));
User managerUser = new UserImpl("Manager User", "manager@company.com", "...
How to convert Java String into byte[]?
...the memory address, separated by an @.
For display purposes you can use:
Arrays.toString(bytes);
But this will just display as a sequence of comma-separated integers, which may or may not be what you want.
To get a readable String back from a byte[], use:
String string = new String(byte[] byte...
Remove everything after a certain character
...
split returns an array (in this case it has two elements, 0 and 1), and [0] gets the first element of the returned array.
– kapa
Apr 12 '11 at 8:45
...
How to: Define theme (style) item for custom widget
...efStyle ) {
super( context, attrs, defStyle );
final TypedArray array = context.obtainStyledAttributes( attrs,
R.styleable.CustomImageButton, defStyle,
R.style.Widget_ImageButton_Custom ); // see below
this.customAttr =
array.getString( R....
Removing an item from a select box
... remove an item by index, value, or regex.
removeOption(index/value/regex/array[, selectedOnly])
Remove an option by
- index: $("#myselect2").removeOption(0);
- value: $("#myselect").removeOption("Value");
- regular expression: $("#myselect").removeOption(/^val/i);
- array $("#myselect").removeOpt...
querySelector and querySelectorAll vs getElementsByClassName and getElementById in JavaScript
...getElementsByClassName("blue");
// write the number of elements in each array (values match)
console.log("Number of elements with querySelectorAll = " + aux1.length);
console.log("Number of elements with getElementsByClassName = " + aux2.length);
// change one element's class to "blue"
docu...
How to get the type of a variable in MATLAB?
...myName
>> class(myName)
ans =
'char'
>> % Define a cell array
>> cellArr = {'This ', 'is ', 'a ', 'big chance to learn ', 'MATLAB.'}; % Cell array
>>
>> class(cellArr)
ans =
'cell'
>> % Get more details including type
>> whos num
Name S...