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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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Benefits of prototypal inheritance over classical?

So I finally stopped dragging my feet all these years and decided to learn JavaScript "properly". One of the most head-scratching elements of the languages design is it's implementation of inheritance. Having experience in Ruby, I was really happy to see closures and dynamic typing; but for the li...
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What's the difference between @Component, @Repository & @Service annotations in Spring?

Can @Component , @Repository and @Service annotations be used interchangeably in Spring or do they provide any particular functionality besides acting as a notation device? ...
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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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Android emulator shows nothing except black screen and adb devices shows “device offline”

I am just trying to start development in Android. So, the problem is that when I try to launch an emulator by issuing the command emulator @A2 , an emulator comes up on the screen. But even after waiting for as long as 2-3 hrs, all it shows is a black screen. Not even the android home screen or t...
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Should we pass a shared_ptr by reference or by value?

... This question has been discussed and answered by Scott, Andrei and Herb during Ask Us Anything session at C++ and Beyond 2011. Watch from 4:34 on shared_ptr performance and correctness. Shortly, there is no reason to pass by value, unless the goal is to sha...
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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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What are the main uses of yield(), and how does it differ from join() and interrupt()?

...ementation, the way that Thread.yield() works has changed between Java 5 and Java 6. In Java 5, Thread.yield() calls the Windows API call Sleep(0). This has the special effect of clearing the current thread's quantum and putting it to the end of the queue for its priority level. In other ...
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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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Why does the C++ STL not provide any “tree” containers?

Why does the C++ STL not provide any "tree" containers, and what's the best thing to use instead? 14 Answers ...