大约有 19,000 项符合查询结果（耗时：0.0516秒） [XML]
Java: Getting a substring from a string starting after a particular character
...
Finally something really handy, didn't know about this method. I hate to hassle with substring + indexof + 1 - 2 +3 whatsoever. This is much cleaner :)
– BAERUS
Feb 6 '18 at 8:05
...
How to specify mapping rule when names of properties differ
...there is no CreateMap method in Mapper class :(
– Navid_pdp11
Jul 20 '16 at 8:01
3
@Navid_pdp11 y...
How to avoid mysql 'Deadlock found when trying to get lock; try restarting transaction'
...etime <= now() - INTERVAL 900 SECOND
To
DELETE FROM onlineusers
WHERE id IN (
SELECT id FROM onlineusers
WHERE datetime <= now() - INTERVAL 900 SECOND
ORDER BY id
) u;
Another thing to keep in mind is that mysql documentation suggest that in case of a deadlock the client should...
javascript node.js next()
...le you posted:
function loadUser(req, res, next) {
if (req.session.user_id) {
User.findById(req.session.user_id, function(user) {
if (user) {
req.currentUser = user;
return next();
} else {
res.redirect('/sessions/new');
}
});
} else {
res.r...
json.dumps vs flask.jsonify
...sonify() handles lists now. See this commit.
– Jeff Widman
Jan 25 '16 at 19:14
3
But it still doe...
What is the !! (not not) operator in JavaScript?
...x booleans with new Boolean(). Here's an example to see the difference: jsfiddle.net/eekbu
– victorvartan
Feb 3 '13 at 12:24
5
...
Turn off spell checking in Eclipse for good
... Thanks. This is what really annoys me with Eclipse. Somebody has decided what the default Preferences are and there is no way for us to change them. So we are left with this quite complicated maneuver every time we open up a new workspace.
– darius
Jun 1...
runOnUiThread in fragment
...
In Xamarin.Android
For Fragment:
this.Activity.RunOnUiThread(() => { yourtextbox.Text="Hello"; });
For Activity:
RunOnUiThread(() => { yourtextbox.Text="Hello"; });
Happy coding :-)
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OAuth 2.0: Benefits and use cases — why?
...0 support two-legged authentication, where a server is assured of a user's identity, and three-legged authentication, where a server is assured by a content provider of the user's identity. Three-legged authentication is where authorization requests and access tokens come into play, and it's importa...
AngularJS validation with no enclosing
Is it possible in Angular to validate a single, isolated <input> in a similar way the forms are validated? I'm thinking about something like this:
...