大约有 30,000 项符合查询结果（耗时：0.0570秒） [XML]
Difference between addSubview and insertSubview in UIView class
...n addSubview and insertSubView methods when a view is added programmatically?
4 Answers
...
Check if value exists in Postgres array
...Thanks. Must have skipped that part of manual. This works great. It has a side effect of automatic casting. Ex: SELECT 1::smallint = ANY ('{1,2,3}'::int[]) works. Just make sure to put ANY() on the right side of expression.
– Mike Starov
Jun 27 '12 at 23:52
...
What guarantees are there on the run-time complexity (Big-O) of LINQ methods?
... should be careful when using linq because it hides the real complexity of calls. If you are not familiar with the underlying structure of the objects you are manipulating, you could easily use the wrong methods for your needs.
– Zonko
Nov 8 '11 at 14:47
...
Difference between Observer, Pub/Sub, and Data Binding
...at the core this just means "the value of property X on object Y is semantically bound to the value of property A on object B. No assumptions are made as to how Y knows or is fed changes on object B.
Observer, or Observable/Observer
A design pattern by which an object is imbued with the ability to...
How to get values from IGrouping
...umerable<IGrouping<int, smth>> groups = list.GroupBy(x => x.id);
IEnumerable<smth> smths = groups.SelectMany(group => group);
List<smth> newList = smths.ToList();
share
|
...
A circular reference was detected while serializing an object of type 'SubSonic.Schema .DatabaseColu
... new {
Result = (from obj in db.Things select new {Id = obj.Id, Name = obj.Name})
}
, JsonRequestBehavior.AllowGet
);
}
It could also be the following in case you don't want the objects inside a Result property:
public JsonResult getJso...
Automate ssh-keygen -t rsa so it does not ask for a passphrase
...being prompted for a passphrase you can do the following:
$ ssh-keygen -f id_rsa -t rsa -N ''
share
|
improve this answer
|
follow
|
...
How to find indices of all occurrences of one string in another in JavaScript?
... @jcubic Your solution seems good, but just has a small confuse. What if I call function like this var result = indexes('aaaa', 'aa')? Expected result should be [0, 1, 2] or [0, 2]?
– Cao Mạnh Quang
Apr 19 '18 at 7:01
...
Define global variable in a JavaScript function
...
Even in JS, var myVar is called declaration (it doesn't need to be typed) and myVar = 10 an assignment. I've heard the term "defintion" for the compound (var myVar = 10;).
– Bergi
Aug 11 '14 at 14:17
...
HTML.ActionLink vs Url.Action in ASP.NET Razor
...mple:
@Html.ActionLink("link text", "someaction", "somecontroller", new { id = "123" }, null)
generates:
<a href="/somecontroller/someaction/123">link text</a>
and Url.Action("someaction", "somecontroller", new { id = "123" }) generates:
/somecontroller/someaction/123
There is a...