大约有 47,000 项符合查询结果（耗时：0.0339秒） [XML]
Android: How to bind spinner to custom object list?
...need a value, do something like this (no, you don't have to chain it):
String selectedVal = getResources().getStringArray(R.array.values)[spinner.getSelectedItemPosition()];
share
|
improve th...
How to skip over an element in .map()?
...d should be skipped. I often come across arrays I want to map 98% of (eg: String.split() leaving a single, empty string at the end, which I don't care about). Thanks for your answer :)
– Alex McMillan
Oct 28 '15 at 2:54
...
How to sort an IEnumerable
How can I sort an IEnumerable<string> alphabetically. Is this possible?
4 Answers
...
Can (domain name) subdomains have an underscore “_” in it?
...ntax" in Section 3.5 of RFC 1034 as modified by RFC 1123. Briefly, it is a string consisting of ASCII letters, digits, and the hyphen with the further restriction that the hyphen cannot appear at the beginning or end of the string. Like all DNS labels, its total length must not exceed 63 octets.
...
How does push notification technology work on Android?
...hone, used by all apps: installing a new app that uses GCM doesn't add any extra load.
The first step in GCM is that a third-party server (such as an email server) sends a request to Google's GCM server. This server then sends the message to your device, through that open connection. The Android sy...
Automatically deleting related rows in Laravel (Eloquent ORM)
...record in the DB, but will not run your delete method, so if you are doing extra work on delete (for example - delete files), it will not run
– amosmos
Dec 22 '15 at 13:57
10
...
HttpClient.GetAsync(…) never returns when using await/async
...e Async calls in a Task.Run. So as I understand it, this is going to use 1 extra thread per request and avoids the deadlock. I assume that to be completely compliant, I need to use WebClient's sync methods. That is a lot of work to justify so I'll need a compelling reason not stick with my current a...
How to specify test directory for mocha?
... do the same as above, plus it will only run the test cases where the it() string/definition of a test begins with "Fnord:":
mocha --reporter spec --grep "Fnord:" server-test/*.js
share
|
improve ...
JavaScript: How do I print a message to the error console?
...second argument to the Error method is for the filename, which is an empty string here to prevent output of the useless filename and line number. It is possible to get the caller function but not in a simple browser independent way.
It would be nice if we could display the message with a warning...
How do I get an animated gif to work in WPF?
...alue)
(sender as GifImage).StartAnimation();
}
public string GifSource
{
get { return (string)GetValue(GifSourceProperty); }
set { SetValue(GifSourceProperty, value); }
}
public static readonly DependencyProperty GifSourceProperty =
Dependenc...