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'App not Installed' Error on Android

I have a program working in the Android Emulator. Every now and again I have been creating a signed .apk and exporting it to my HTC Desire to test. It has all been fine. ...
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This app won't run unless you update Google Play Services (via Bazaar)

I'm testing out the new Google Maps API V2 for Android, and I'm getting this message when the app launches: 12 Answers ...
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difference and when to use getApplication(), getApplicationContext(), getBaseContext() and someClass

I'm new to android and I'm trying to understand the difference between getApplication() , getApplicationContext( ), getBaseContext() , getContext() and someClass.this and especially when to use the these methods in the following code lines: ...
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Are there any cases when it's preferable to use a plain old Thread object instead of one of the newe

I see a lot of people in blog posts and here on SO either avoiding or advising against the usage of the Thread class in recent versions of C# (and I mean of course 4.0+, with the addition of Task & friends). Even before, there were debates about the fact that a plain old thread's functionality c...
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When to use LinkedList over ArrayList in Java?

...nkedList. If you're not sure — just start with ArrayList. LinkedList and ArrayList are two different implementations of the List interface. LinkedList implements it with a doubly-linked list. ArrayList implements it with a dynamically re-sizing array. As with standard linked list and array op...
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What is the difference between “instantiated” and “initialized”?

...in C# are in 1 of 2 groups. Value types or Reference types. Types like int and DateTime are value types. In contrast, any class you create is a reference type. C# strings are also a reference type. Most things in the .NET framework are reference types. Parts of a Variable There is the variable nam...
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Transferring ownership of an iPhone app on the app store

My team and I have an app which we're going to be submitting to the store pretty soon, but we know that we'll be selling the app to another company in the near future. Does anyone have any experience with moving an app's ownership to another account? ...
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Difference between add(), replace(), and addToBackStack()

... This means that the transaction will be remembered after it is committed, and will reverse its operation when later popped off the stack. 2) fragmentTransaction.replace(int containerViewId, Fragment fragment, String tag) Description - Replace an existing fragment that was added to a container. Th...
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How does Apple find dates, times and addresses in emails?

...n an email contains a date, time or location, the text becomes a hyperlink and it is possible to create an appointment or look at a map simply by tapping the link. It not only works for emails in English, but in other languages also. I love this feature and would like to understand how they do it. ...
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What's the difference between JavaScript and JScript?

... have always wondered WHaT tHE HecK?!? is the difference between JScript and JavaScript. 12 Answers ...