大约有 30,000 项符合查询结果（耗时：0.0312秒） [XML]
On delete cascade with doctrine2
...mple in order to learn how to delete a row from a parent table and automatically delete the matching rows in the child table using Doctrine2.
...
Are Swift variables atomic?
...r you, i.e.:
class Car {
static let sharedCar: Car = Car() // will be called inside of dispatch_once
}
private let sharedCar: Car2 = Car2() // same here
class Car2 {
}
Update 05/25/16: Keep an eye out for swift evolution proposal https://github.com/apple/swift-evolution/blob/master/proposal...
What's the difference between jQuery's replaceWith() and html()?
...ollection) as essentially deletion from my point-of-view. But you're technically correct. I'll remove the -1 and hopefully this will be helpful for all. :)
– Peter
Feb 20 '12 at 3:46
...
LINQ: Select an object and change some properties without creating a new object
...
@surya when you call ToList() you're actually bringing the data back into memory. So its not actually Linq to SQL anymore then.
– Oak
Mar 24 '16 at 7:33
...
Android 4.2: back stack behaviour with nested fragments
...hich containes another fragment and so on. Then you have to propagate the call down to the last fragment which contains another one or more fragment :/
– AZ13
Dec 26 '12 at 0:45
...
Best explanation for languages without null
...s that every reference type gets this extra state in its space that is typically undesired. A string variable could be any sequence of characters, or it could be this crazy extra null value that doesn't map into my problem domain. A Triangle object has three Points, which themselves have X and Y v...
What do querySelectorAll and getElementsBy* methods return?
...forEach(el => el.style.size = "100px") Maybe have the wrapper receive a callback. qSA(".myElement", el => el.style.size = "100px")
– user2437417
Apr 26 '18 at 20:40
...
Javascript set img src
... have images which may be duplicated many times over the course of a dynamically generated page. So the obvious thing to do is to preload it and use that one variable as the source all the time.
...
Confirm deletion in modal / dialog using Twitter Bootstrap?
...eters to customise labels and specify defaults, but they are most commonly called like so:
bootbox.alert(message, callback)
bootbox.prompt(message, callback)
bootbox.confirm(message, callback)
Here's a snippet of it in action (click "Run code snippet" below):
$(function() {
bootbox.alert...
AngularJS: ng-repeat list is not updated when a model element is spliced from the model array
... you do some form of operation outside of AngularJS, such as doing an Ajax call with jQuery, or binding an event to an element like you have here you need to let AngularJS know to update itself. Here is the code change you need to do:
app.directive("remove", function () {
return function (scope...