大约有 44,598 项符合查询结果（耗时：0.0526秒） [XML]
How can I cast int to enum?
...e foo.ToString().Contains(",") check is necessary for enumerations marked with an [Flags] attribute
if (!Enum.IsDefined(typeof(YourEnum), foo) && !foo.ToString().Contains(","))
{
throw new InvalidOperationException($"{yourString} is not an underlying value of the YourEnum enumeration.")
...
Best way to define private methods for a class in Objective-C
...gramming Objective-C and, having a background in Java, wonder how people writing Objective-C programs deal with private methods.
...
How to determine if a number is a prime with regex?
... If we have the match, then return the negation of that. This corresponds with the fact that zero and one are NOT prime.
(..+?)\\1+
The second part of the regex is a little trickier, relying on groups and backreferences. A group is anything in parentheses, which will then be captured and stored b...
Delete multiple records using REST
What is the REST-ful way of deleting multiple items?
5 Answers
5
...
SimpleTest vs PHPunit
...
This question is quite dated but as it is still getting traffic and answers I though I state my point here again even so I already did it on some other (newer) questions.
I'm really really baffled that SimpleTest still is considered an alternat...
How to hide image broken Icon using only CSS/HTML?
...o have to use JavaScript no matter what
But here is a minimal method for either hiding the image, or replacing the source with a backup.
<img src="Error.src" onerror="this.style.display='none'"/>
or
<img src="Error.src" onerror="this.src='fallback-img.jpg'"/>
Update
You can appl...
Design Patterns: Abstract Factory vs Factory Method
...
Hope this helps. It describes the various types of factories. I used Head First Design Patterns as my reference. I used yuml.me to diagram.
Static Factory
Is a class with a Static Method to product various sub types of Product.
Simple Fa...
What is (functional) reactive programming?
...small article on functional reactive programming . The descriptions are quite abstract.
18 Answers
...
What is an idempotent operation?
...
In computing, an idempotent operation is one that has no additional effect if it is called more than once with the same input parameters. For example, removing an item from a set can be considered an idempotent operation on the set.
In mathematics, an idempotent operation is one wher...
jQuery date/time picker [closed]
...ateTime picker option is http://trentrichardson.com/examples/timepicker/.
It is an extension of the jQuery UI Datepicker so it will support the same themes as well it works very much the same way, similar syntax, etc. This should be packaged with the jQuery UI imo.
...