大约有 31,100 项符合查询结果（耗时：0.0564秒） [XML]
In log4j, does checking isDebugEnabled before logging improve performance?
I am using Log4J in my application for logging. Previously I was using debug call like:
16 Answers
...
AngularJS - convert dates in controller
...nvert date from this 1387843200000 format into this 24/12/2013 inside my controller ?
4 Answers
...
Share application “link” in Android
I want my application user to be able to share/recommend my app to other users. I use the ACTION_SEND intent. I add plain text saying something along the lines of: install this cool application. But I can't find a way to enable users to directly go to the install screen of market place for instance....
Is it possible to data-bind visible to the negation (“!”) of a boolean ViewModel property?
I'd like to use a property on my ViewModel to toggle which icon to display without creating a separate computed property of the inverse. Is this possible?
...
Error: CUICatalog: Invalid asset name supplied: (null), or invalid scale factor : 2.000000
...
This is a clever approach. It looks like my nil image is somewhere in my nib, so it's not going through UIImage imageNamed:, but I'm saving this breakpoint nonetheless.
– cbowns
May 16 '15 at 0:01
...
Am I immoral for using a variable name that differs from its type only by case?
...
Exactly my point Frederick why having two types which differ only base case is a bad idea;-)
– JoshBerke
Jan 20 '09 at 14:15
...
ASP.NET Identity - HttpContext has no extension method for GetOwinContext
... Don't know if it was from updating this reference, but I had to change up my assignment a little bit to var authenticationManager = HttpContext.Current.GetOwinContext().Authentication; (Current included where it wasn't there in the question).
– Ortund
Feb 23 '...
ElasticSearch, Sphinx, Lucene, Solr, Xapian. Which fits for which usage? [closed]
...answered Feb 16 '10 at 23:11
tommy chhengtommy chheng
8,49099 gold badges5050 silver badges6868 bronze badges
...
Getting time elapsed in Objective-C
...orted by [NSDate date] immediately before execution hit the point at which my blocks were created. CACurrentMediaTime() solved this issue.
– n00neimp0rtant
Jan 23 '14 at 21:05
...
How to create a .NET DateTime from ISO 8601 format
...e use of custom format strings when it comes to parsing ISO8601. Currently my preferred snippet is:
static readonly string[] formats = {
// Basic formats
"yyyyMMddTHHmmsszzz",
"yyyyMMddTHHmmsszz",
"yyyyMMddTHHmmssZ",
// Extended formats
"yyyy-MM-ddTHH:mm:sszzz",
"yyyy-M...