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iOS Detection of Screenshot?
...onger true. Apple has made it so touchesCancelled:withEvent: is no longer called when the user takes a screenshot.
This would effectively break Snapchat entirely, so a couple betas in a new solution was added. Now, the solution is as simple as using NSNotificationCenter to add an observer to UIApp...
What does MissingManifestResourceException mean and how to fix it?
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All I needed to do to fix this problem was to right-click the Resources.resx file in the Solution Explorer and click Run Custom Tool. This re-generates the auto-generated Resources.Designer.cs file.
If the .resx file was add...
Disable Automatic Reference Counting for Some Files
... clear on this point, seem to suggest that as long as each class is either all ARC or all manually-managed, the classes can be integrated into a single program.
You only can't mix ARC and non-ARC in a single class; the document says that sending retain, release, autorelease, or retainCount messages...
Remove CSS “top” and “left” attributes with jQuery
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usually such overwrites added to style attribute are meant for changing the value off from default css value; setting it to auto doesn't reset them to default value. meaning auto is not really same then not having the value at a...
How to bring back “Browser mode” in IE11?
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[UPDATE]
The original question, and the answer below applied specifically to the IE11 preview releases.
The final release version of IE11 does in fact provide the ability to switch browser modes from the Emulation tab in the dev tools:
Having said that, the advice I've given here (and else...
What is the difference between == and equals() in Java?
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@BoDidely I figured it out. It was because all the wrapper classes are immutable.
– JPG
Jul 31 '15 at 20:41
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Avoid synchronized(this) in Java?
...il code may steal your lock (very popular this one, also has an
"accidentally" variant)
I'm more worried about accidentally. What it amounts to is that this use of this is part of your class' exposed interface, and should be documented. Sometimes the ability of other code to use your lock is d...
Preferred Java way to ping an HTTP URL for availability
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Is this any good at all (will it do what I want?)
You can do so. Another feasible way is using java.net.Socket.
public static boolean pingHost(String host, int port, int timeout) {
try (Socket socket = new Socket()) {
socket.conne...
Enterprise app deployment doesn't work on iOS 7.1
...sing an itms-services:// URL. This has always worked fine, but after installing the iOS 7.1 beta on our iPad it refuses to install. Instead we just get the generic Cannot connect to example.com message that iOS unhelpfully displays when there is any sort of problem downloading the app.
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Do Facebook Oauth 2.0 Access Tokens Expire?
...ays, when the person using your app makes a request to Facebook's servers.
All access tokens need to be renewed every 90 days with the consent of the person using your app.
Facebook change announce (10/04/2018)
Facebook updated token expiration page (10/04/2018)
offline_access:
Enables your a...