大约有 32,293 项符合查询结果（耗时：0.0532秒） [XML]
Does Internet Explorer 8 support HTML 5?
... 2. I ran into the problem using jQuery and have been trying to figure out what's going on in IE.
– Nick Spacek
Feb 23 '10 at 19:00
...
How to clear jQuery validation error messages?
... Using bootstrap 3 this doesn't hide the field validation errors. What a shame.
– The Muffin Man
Oct 16 '14 at 20:28
2
...
What is the difference between a JavaBean and a POJO?
I'm not sure about the difference. I'm using Hibernate and, in some books, they use JavaBean and POJO as an interchangeable term. I want to know if there is a difference, not just in the Hibernate context, but as general concepts.
...
Use dynamic variable names in JavaScript
...
But what if my dynamic variable is local in a function? for example: function boink() { var a = 1; // this will not work var dynamic = this['a']; // this also wont work var dynamic = ['a']; }
– Ko...
What is the official “preferred” way to install pip and virtualenv systemwide?
... is that you want system-wide installations of pip and virtualenv, this is what I generally do. The instructions from the pip docs that are given as the second alternative in the question are based on the premise that we're avoiding installing anything system-wide.
– Carl Meyer...
jasmine: Async callback was not invoked within timeout specified by jasmine.DEFAULT_TIMEOUT_INTERVAL
...y
it("should work", function(){
//...
});
It doesn't make a difference what the done argument is named, its existence is all that matters. I ran into this issue from too much copy/pasta.
The Jasmine Asynchronous Support docs note that argument (named done above) is a callback that can be called...
How do I check if an object has a specific property in JavaScript?
...n worse, x.key will give you completely misleading results.
It depends on what you're looking for. If you want to know if an object physically contains a property (and it is not coming from somewhere up on the prototype chain) then object.hasOwnProperty is the way to go. All modern browsers support...
What is the purpose of a stack? Why do we need it?
...vember 18th 2011. Thanks for the great question!
I've always wondered: what is the purpose of the stack?
I assume you mean the evaluation stack of the MSIL language, and not the actual per-thread stack at runtime.
Why is there a transfer from memory to stack or "loading?" On the other ha...
Should it be “Arrange-Assert-Act-Assert”?
...self, since I find it more correct to write a specific test that validates whatever precondition I feel the need to ensure. Such a test should always fail if the precondition fails, and this means that I don't need it embedded in all the other tests. This gives a better isolation of concerns, since ...
Slicing of a NumPy 2d array, or how do I extract an mxm submatrix from an nxn array (n>m)?
...2,0:2], the resulting object will share the underlying buffer with x. But what happens if you acces y[i,j]? NumPy can't use i*y.shape[1]+j to calculate the offset into the array, because the data belonging to y is not consecutive in memory.
NumPy solves this problem by introducing strides. When ...