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How does the extend() function work in jQuery?
...ar);
Results in:
A: Foo=null Bar=a
Single Parameter
If you pass just one object to jQuery.extend(), then jQuery assumes that the jQuery object itself is the "first" parameter (ie: the one to be modified), and your object is the "second" (ie: the one to add to the first). So:
console.log( "Bef...
Why compile Python code?
...e .pyc file is almost invariably smaller. Especially if you comment a lot. One of mine is 28419 as .py, but only 17879 as .pyc -- so load time is better as well. Finally, you can precompile top level scripts this way: python -m compileall myscript.py
– fyngyrz
...
What is the advantage of using Restangular over ngResource?
...n this by "remembering" the URLs.
So if you do in some place
Restangular.one("users", 123).get().then(function(user) {
$scope.user = user;
});
// Some other code
//Automatically does the request to /users/123/cars as it remembers in which object you're asking it.
$scope.user.getList('cars')
...
Should it be “Arrange-Assert-Act-Assert”?
...d in all the other tests. This gives a better isolation of concerns, since one test case only verifies one thing.
There may be many preconditions that need to be satisfied for a given test case, so you may need more than one Guard Assertion. Instead of repeating those in all tests, having one (and ...
What is the difference between using IDisposable vs a destructor in C#?
...
One extra thing to say. Do not add a finalizer to your class unless you really, really need one. If you add a finalizer (destructor) the GC has to call it (even an empty finalizer) and to call it the object will always surviv...
How to run only one local test class on Gradle
...d in turn to execute that single test quicker.
– falconepl
Feb 17 '16 at 13:50
2
This option is d...
What is the difference between a symbolic link and a hard link?
Recently I was asked this during a job interview. I was honest and said I knew how a symbolic link behaves and how to create one, but do not understand the use of a hard link and how it differs from a symbolic one.
...
detach all packages while working in R
...
So, someone should have simply answered the following.
lapply(paste('package:',names(sessionInfo()$otherPkgs),sep=""),detach,character.only=TRUE,unload=TRUE)
(edit: 6-28-19)
In the latest version of R 3.6.0 please use instead.
invis...
JS: iterating over result of getElementsByClassName using Array.forEach
...
You linked the wrong benchmark. Here is the correct one measurethat.net/Benchmarks/Show/4076/0/… Just ran it on my low-end phone, got 160k/s vs 380k/s. Since you mentioned DOM manipulation, here is that too measurethat.net/Benchmarks/Show/5705/0/… Got 50k/s vs 130k/s. As y...
Why does sun.misc.Unsafe exist, and how can it be used in the real world?
...ts and then interpret the constructor invocation as any other method call.
One can track the data from the native address.It is possible to retrieve an
object’s memory address using the java.lang.Unsafe class, and operate on its fields directly via unsafe get/put methods!
Compile time optimization...