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Can promises have multiple arguments to onFulfilled?
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You can use E6 destructuring:
Object destructuring:
promise = new Promise(function(onFulfilled, onRejected){
onFulfilled({arg1: value1, arg2: value2});
})
promise.then(({arg1, arg2}) => {
// ....
});
Array destructuring:
promise = new Promise(function(onFulfilled, onRejec...
Fastest way to determine if an integer's square root is an integer
...numbers and looking at the last 4 bits. (I found looking at the last six didn't help.) I also answer yes for 0. (In reading the code below, note that my input is int64 x.)
if( x < 0 || (x&2) || ((x & 7) == 5) || ((x & 11) == 8) )
return false;
if( x == 0 )
return true;
Ne...
Android dex gives a BufferOverflowException when building
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After the installation of the new SDK, there is a new folder, "Android Dependencies", under your project file. If you right click and remove it from the build path, you will again be able to build your project.
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ViewParam vs @ManagedProperty(value = “#{param.id}”)
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f4888942%2fviewparam-vs-managedpropertyvalue-param-id%23new-answer', 'question_page');
}
);
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How to pattern match using regular expression in Scala?
...rpolation feature:
implicit class RegexOps(sc: StringContext) {
def r = new util.matching.Regex(sc.parts.mkString, sc.parts.tail.map(_ => "x"): _*)
}
scala> "123" match { case r"\d+" => true case _ => false }
res34: Boolean = true
Even better one can bind regular expression groups:...
Convert java.util.Date to java.time.LocalDate
What is the best way to convert a java.util.Date object to the new JDK 8/JSR-310 java.time.LocalDate ?
13 Answers
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How to resize Image in Android?
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Bitmap yourBitmap;
Bitmap resized = Bitmap.createScaledBitmap(yourBitmap, newWidth, newHeight, true);
or:
resized = Bitmap.createScaledBitmap(yourBitmap,(int)(yourBitmap.getWidth()*0.8), (int)(yourBitmap.getHeight()*0.8), true);
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Java switch statement: Constant expression required, but it IS constant
... only.
Note that this doesn't include any form of method or lambda calls, new, .class. .length or array subscripting. Furthermore, any use of array values, enum values, values of primitive wrapper types, boxing and unboxing are all excluded because of a).
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What's the difference between “STL” and “C++ Standard Library”?
...me differences. These differences are even more pronounced in the upcoming new C++ standard, which includes various features and significantly alters some classes.
The original STL is now often called "an implementation of the C++ Standard Template Library" (rather backwards to actual history!), in...
Why start an ArrayList with an initial capacity?
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it is actually int newCapacity = (oldCapacity * 3)/2 + 1;
– AmitG
Mar 15 '13 at 10:49
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