大约有 1,641 项符合查询结果（耗时：0.0155秒） [XML]
NSDate get year/month/day
...
Expanded upon his with this gist. Have fun--- you can drop this into your code.
– DogEatDog
Mar 14 '12 at 3:32
...
What is the mouse down selector in CSS?
...mouseup selector for a image or button in css?
– Ng2-Fun
Mar 2 '16 at 3:58
@J.Fun not really, you could try to get the...
How to get one value at a time from a generator function in Python?
...but not Python 3.x
In Python >= 2.6, use next(gen). This is a built in function, and is clearer. It will also work in Python 3.
Both of these end up calling a specially named function, next(), which can be overridden by subclassing. In Python 3, however, this function has been renamed to __next...
Show and hide a View with a slide up/down animation
... Notice that without .setVisibility(View.INVISIBLE); the slide up function won't work as visually expected.
– Advait S
Aug 3 '18 at 3:57
...
How can I pass a member function where a free function is expected?
...
There isn't anything wrong with using function pointers. However, pointers to non-static member functions are not like normal function pointers: member functions need to be called on an object which is passed as an implicit argument to the function. The signature...
How to properly assert that an exception gets raised in pytest?
How to make pytest print traceback, so I would see where in the whatever function an exception was raised?
11 Answers
...
Haskell composition (.) vs F#'s pipe forward operator (|>)
...rator, |> , is pretty common. However, in Haskell I've only ever seen function composition, (.) , being used. I understand that they are related , but is there a language reason that pipe-forward isn't used in Haskell or is it something else?
...
TypeScript: Creating an empty typed container array
...ides would be negligible and readability is the most important factor.
*: Fun fact; at the time of writing the performance difference was 60% in Chrome, while in Firefox there was no measurable performance difference.
share...
Check if an element is a child of a parent
...r, as in target.parent('div#hello').
Example: http://jsfiddle.net/6BX9n/
function fun(evt) {
var target = $(evt.target);
if (target.parent('div#hello').length) {
alert('Your clicked element is having div#hello as parent');
}
}
Or if you want to check to see if there are a...
detach all packages while working in R
...()). However these typically are fraught with errors and could break basic functionality such as causing sessionInfo() to return only errors. This typically occurs because of a lack of reversibility in the original package's design. Currently timeDate can break irreversibly, for example.
(edit: 9/24...