大约有 47,000 项符合查询结果（耗时：0.0640秒） [XML]
Two submit buttons in one form
...
If you give each one a name, the clicked one will be sent through as any other input.
<input type="submit" name="button_1" value="Click me">
share
|
...
Angular ng-repeat Error “Duplicates in a repeater are not allowed.”
...larjs/
AngularJS does not allow duplicates in a ng-repeat directive. This means if you are trying to do the following, you will get an error.
// This code throws the error "Duplicates in a repeater are not allowed.
// Repeater: row in [1,1,1] key: number:1"
<div ng-repeat="row in [1,1,1]">
...
Intent - if activity is running, bring it to front, else start a new one (from notification)
...tions, which - obviously - without any flags, start a new activity every time so I get multiple same activities running on top of each other, which is just wrong.
...
C# Lazy Loaded Automatic Properties
...
No there is not. Auto-implemented properties only function to implement the most basic of properties: backing field with getter and setter. It doesn't support this type of customization.
However you can use the 4.0 Lazy<T> type to create this...
How does the paste image from clipboard functionality work in Gmail and Google Chrome 12+?
I noticed a blog post from Google that mentions the ability to paste images directly from the clipboard into a Gmail message if you're using the latest version of Chrome. I tried this with my version of Chrome (12.0.742.91 beta-m) and it works great using control keys or the context menu.
...
How to detect if a variable is an array
What is the best de-facto standard cross-browser method to determine if a variable in JavaScript is an array or not?
12 Ans...
Best practices for catching and re-throwing .NET exceptions
...trace is through the use of the throw; This is valid as well
try {
// something that bombs here
} catch (Exception ex)
{
throw;
}
throw ex; is basically like throwing an exception from that point, so the stack trace would only go to where you are issuing the throw ex; statement.
Mike is al...
What happens to my apps after my developer account membership expires? [closed]
When my paid developer membership runs out with Apple, what happens to my existing apps on the app store?
5 Answers
...
ERROR ITMS-9000: “Redundant Binary Upload. There already exists a binary upload with build version '
...
More than one binary may be uploaded to App Store Connect for the same version, if the the Build number is increasing for each build uploaded to iTunesConnect. The build number just has to be unique (and higher) for each binary that is uploaded (select the Target, then Xcode -> General -&g...
Where does Scala look for implicits?
An implicit question to newcomers to Scala seems to be: where does the compiler look for implicits? I mean implicit because the question never seems to get fully formed, as if there weren't words for it. :-) For example, where do the values for integral below come from?
...