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How to add custom validation to an AngularJS form?
.../form>
In the above markup, ng-message="personForm.email.$error" basically specifies a context for the ng-message child directives. Then ng-message="required" and ng-message="email" specify properties on that context to watch. Most importantly, they also specify an order to check them in. The...
How to get index using LINQ? [duplicate]
...@ProfK be careful with the FirstOrDefault, the default of a class in null, calling .index on a null with throw an exception.
– Yuriy Faktorovich
Sep 26 '12 at 15:26
...
android pick images from gallery
...requestCode == PICK_IMAGE) {
//TODO: action
}
}
That's how I call the image gallery. Put it in and see if it works for you.
EDIT:
This brings up the Documents app. To allow the user to also use any gallery apps they might have installed:
Intent getIntent = new Intent(Intent.ACTI...
Why doesn't Objective-C support private methods?
...
That said, there's no reason that a third-party couldn't deliberately call objc_msgSendPrivate() on an object, outside of the implementation of that object, and some things (KVO, for example) would have to do that. In effect, it would just be a convention and little better in practice than pre...
How does a garbage collector avoid an infinite loop here?
...two seconds, the CLR just kills the process - no more Finalize methods are called. Also, if it takes more then 40 seconds to call all objects' Finalize methods, again, the CLR just kills the process.
Also, as Servy mentions, it has its own thread.
...
Using a constant NSString as the key for NSUserDefaults
...ble and the pointer is immutable so it can never change correct? Also, I recall from C++ that const is implicitly static (a compiler optimization) so no need to call it out. Is that true here as well?
– Ternary
Dec 21 '15 at 17:02
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How do I deserialize a JSON string into an NSDictionary? (For iOS 5+)
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With Swift 3 and Swift 4, String has a method called data(using:allowLossyConversion:). data(using:allowLossyConversion:) has the following declaration:
func data(using encoding: String.Encoding, allowLossyConversion: Bool = default) -> Data?
Returns a Data cont...
Select the values of one property on all objects of an array in PowerShell
...property at the collection level to get its members' values as an array is called member enumeration and is a PSv3+ feature; presumably, your Exchange Management Shell is PSv2.
– mklement0
Feb 20 '18 at 12:00
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Grasping the Node JS alternative to multithreading
...ol so it can perform blocking operations and notify the main thread with a callback or event when things complete.
So I imagine that it will make limited use of another core for the thread pool, for example if you do a non-blocking file system read this is likely implemented by telling a thread fr...
What is ASP.NET Identity's IUserSecurityStampStore interface?
...b account), the stamp will change. This is needed for things like automatically signing users/rejecting old cookies when this occurs, which is a feature that's coming in 2.0.
Identity is not open source yet, its currently in the pipeline still.
Edit: Updated for 2.0.0. So the primary purpose of ...