大约有 14,600 项符合查询结果(耗时:0.0229秒) [XML]

https://stackoverflow.com/ques... 

Getting a timestamp for today at midnight?

... I actually need to get start of today and midnight of today. How can I find start of today I mean for 00:00:00 – Happy Coder Nov 22 '13 at 9:23 ...
https://stackoverflow.com/ques... 

How to force ASP.NET Web API to always return JSON?

...ediaTypeFormatter()); EDIT I added it to Global.asax inside Application_Start(). share | improve this answer | follow | ...
https://stackoverflow.com/ques... 

PHP Function Comments

...n example of how to write code to PEAR's standards * * Docblock comments start with "/**" at the top. Notice how the "/" * lines up with the normal indenting and the asterisks on subsequent rows * are in line with the first asterisk. The last line of comment text * should be immediately follo...
https://stackoverflow.com/ques... 

Change Oracle port from port 8080

... From Start | Run open a command window. Assuming your environmental variables are set correctly start with the following: C:\>sqlplus /nolog SQL*Plus: Release 10.2.0.1.0 - Production on Tue Aug 26 10:40:44 2008 Copyright (c) 1...
https://stackoverflow.com/ques... 

Best practices for in-app database migration for Sqlite

...othing with this variable, you are free to use it however you please). It starts at 0, and you can get/set this variable with the following sqlite statements: > PRAGMA user_version; > PRAGMA user_version = 1; When the app starts, I check the current user-version, apply any changes that a...
https://stackoverflow.com/ques... 

Relative URLs in WordPress

... A URL starting with a forward slash /wp-content/some-file.jpg is an absolute path not a relative path. There's no possible confusion. It's the inclusion of the protocol and domain name in the absolute URL that makes WordPress unhel...
https://stackoverflow.com/ques... 

How to run Rails console in the test environment and load test_helper.rb?

... It's a little inconsistent because to start the server you type rails server -e test – Jason Jan 20 '11 at 22:14 ...
https://stackoverflow.com/ques... 

Postgresql GROUP_CONCAT equivalent?

... This is probably a good starting point (version 8.4+ only): SELECT id_field, array_agg(value_field1), array_agg(value_field2) FROM data_table GROUP BY id_field array_agg returns an array, but you can CAST that to text and edit as needed (see clar...
https://stackoverflow.com/ques... 

Play/pause HTML 5 video using JQuery

... element in a tab, the jquery reveals this, but then clicking on the video start arrow does not start the clip. When I remove the $('#videoId').get(0).play() line there is no problem. What is the best way around this? I was thinking I could remove the js with a condtional statement for iOS - the vid...
https://stackoverflow.com/ques... 

getResourceAsStream returns null

... Just to add on, When invoking getResourceAsStream(name), the name must start with "/". I am not sure whether this is necessary, but I have problem without it. – David Nov 15 '15 at 7:54 ...