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What is the difference between public, protected, package-private and private in Java?
...ess modifiers, namely the default (package private), public , protected and private , while making class and interface and dealing with inheritance?
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How to remove all callbacks from a Handler?
I have a Handler from my sub-Activity that was called by the main Activity . This Handler is used by sub-classes to postDelay some Runnables, and I can't manage them. Now, in the onStop event, I need to remove them before finishing the Activity (somehow I called finish() , but it still call ...
“From View Controller” disappears using UIViewControllerContextTransitioning
I got one problem and i have described it below.
17 Answers
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Does async(launch::async) in C++11 make thread pools obsolete for avoiding expensive thread creation
...rong. I was under the impression that Linux thread creation was very cheap and after testing I determined that the overhead of function call in a new thread vs. a normal one is enormous. The overhead for creating a thread to handle a function call is something like 10000 or more times slower than a ...
Better way of incrementing build number?
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If I understand your question correctly, you want to modify the Project-Info.plist file, which is a part of the standard project template of Xcode?
The reason I ask this is that Project-Info.plist normally is under version control, and...
What does passport.session() middleware do?
...entication system using Passport.js using Easy Node Authentication: Setup and Local tutorial .
4 Answers
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“Diff” an image using ImageMagick
...riginal image. Now, I need to compare the original to the written on image and extract just the writing in image format.
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Push Notifications in Android Platform
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Google's official answer is the Android Cloud to Device Messaging Framework (deprecated) Google Cloud Messaging(deprecated) Firebase Cloud Messaging
It will work on Android >= 2.2 (on phones that have the Play Store).
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Is the creation of Java class files deterministic?
...Oracle's javac actually produce different class files for the same input and compiler options?
11 Answers
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When to favor ng-if vs. ng-show/ng-hide?
I understand that ng-show and ng-hide affect the class set on an element and that ng-if controls whether an element is rendered as part of the DOM.
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