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Split string to equal length substrings in Java
...The enclosing lookbehind matches the position that's four characters along from the end of the last match.
Both lookbehind and \G are advanced regex features, not supported by all flavors. Furthermore, \G is not implemented consistently across the flavors that do support it. This trick will work ...
When using the Java debugger in Intellij what does “Drop Frame” mean?
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Dropping frames from the stack using the debugger essentially lets you "rewind" the execution of your application to reach a previous state. Variables outside the stack frame are not reverted.
As a side note, I believe this feature is calle...
How to split a sequence into two pieces by predicate?
...ments in one list until an element is "false" (in terms of the predicate). From that point forward, it will put the elements in the second list.
scala> Seq(1,2,3,4).span(x => x % 2 == 0)
res0: (Seq[Int], Seq[Int]) = (List(),List(1, 2, 3, 4))
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How to add a ScrollBar to a Stackpanel
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from msdn.microsoft.com/en-us/library/…... "This property is not intended for use in your code. It is exposed publicly to fulfill an interface contract (IScrollInfo). Setting this property has no effect. If you require phy...
Can we instantiate an abstract class?
..., you can read about the Object Creation Process. I'll quote one statement from that here: -
Whenever a new class instance is created, memory space is allocated
for it with room for all the instance variables declared in the class
type and all the instance variables declared in each supercla...
Calling a Java method with no name
...class as you want, and they will be executed in order of their appearance (from top to bottom).
This:
{
System.out.print("y ");
}
is an initialization block, and the code is copied into the beginning of each constructor of the class. So if you have many constructors of your class...
Rails: create on has_one association
...tion object, which has methods that you can use to add and remove shops to/from a user. One of those methods is create, which creates a new shop and adds it to the user.
With a has_one relation, you don't get back such a collection object, but simply the Shop object that belongs to the user - or ni...
Validation failed for one or more entities. See 'EntityValidationErrors' property for more details [
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You can do it from Visual Studio during debugging without writing any code, not even a catch block.
Just add a watch with the name:
((System.Data.Entity.Validation.DbEntityValidationException)$exception).EntityValidationErrors
The watc...
Superscript in markdown (Github flavored)?
.../) but it's often easier to use a relative path, which will load the image from the repo, relative to the Markdown document.
If you happen to know LaTeX (or want to learn it) you could do just about any text manipulation imaginable and render it to an image. Sites like Quicklatex make this quite ea...
How do you get AngularJS to bind to the title attribute of an A tag?
...me appear in the tooltip of a thumbnail.
Browsers do not create a tooltip from "ng-title" or "ng-attr-title."
5 Answers
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