大约有 19,602 项符合查询结果（耗时：0.0405秒） [XML]
Allow multiple roles to access controller action
...esRequired)
{
if (userProfilesRequired.Any(p => p.GetType().BaseType != typeof(Enum)))
throw new ArgumentException("userProfilesRequired");
this.UserProfilesRequired = userProfilesRequired.Select(p => Enum.GetName(p.GetType(), p)).ToArray();
}
public o...
Is there a JSON equivalent of XQuery/XPath?
...
I should mention that JSONPath is not based on the XPath formal semantic. JSONiq might be a better option.
– wcandillon
Jun 8 '13 at 10:45
1
...
unix - head AND tail of file
...
Based on J.F. Sebastian's comment:
cat file | { tee >(head >&3; cat >/dev/null) | tail; } 3>&1
This way you can process first line and the rest differently in one pipe, which is useful for working with ...
How to play a notification sound on websites?
...Ion.Sound GitHub Page
Advantages:
JavaScript-plugin for playing sounds based on Web Audio API with fallback to HTML5 Audio.
Plugin is working on most popular desktop and mobile browsers and can be used everywhere, from common web sites to browser games.
Audio-sprites support included.
No depende...
Standard deviation of a list
...u can use to calculate the mean and standard deviation.
All code below is based on the statistics module in Python 3.4+.
def mean(data):
"""Return the sample arithmetic mean of data."""
n = len(data)
if n < 1:
raise ValueError('mean requires at least one data point')
ret...
How to change Navigation Bar color in iOS 7?
...
In a Navigation based app you can put the code in AppDelegate. A more detailed code could be:
// Navigation bar appearance (background and title)
[[UINavigationBar appearance] setTitleTextAttributes:[NSDictionary dictionaryWithObjectsAndKe...
In Java, is there a way to write a string literal without having to escape quotes?
...
Could you please add an example possibly based on the question illustrating how to it for this problem?
– Bengt
Jun 14 '13 at 17:13
4
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How to know that a string starts/ends with a specific string in jQuery?
...xOf:
if(str.indexOf('Hello') == 0) {
...
ref
and you can do the maths based on string length to determine 'endswith'.
if(str.lastIndexOf('Hello') == str.length - 'Hello'.length) {
share
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imp...
Long press on UITableView
..., I've added a fixed version below (including the filtering of dummy calls based on the gesture state, per Anna-Karenina suggestion).
- (IBAction)handleLongPress:(UILongPressGestureRecognizer *)gestureRecognizer
{
if (gestureRecognizer.state == UIGestureRecognizerStateBegan) {
CGPoint ...
How to determine if a type implements an interface with C# reflection
...d this is a very little personal choice to make it slightly "more natural" based on one's preferences):
public static class TypeExtensions
{
public static bool IsAssignableTo(this Type type, Type assignableType)
{
return assignableType.IsAssignableFrom(type);
}
}
And why not g...