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INSTALL_FAILED_UPDATE_INCOMPATIBLE when I try to install compiled .apk on device

I've compiled Trebuchet launcher from CyanogenMod 9, and trying to install it with adb: 29 Answers ...
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Does height and width not apply to span?

... Span is an inline element. It has no width or height. You could turn it into a block-level element, then it will accept your dimension directives. span.product__specfield_8_arrow { display: inline-block; /* or block */ } ...
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Why does appending “” to a String save memory?

I used a variable with a lot of data in it, say String data . I wanted to use a small part of this string in the following way: ...
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Ternary operator (?:) in Bash

...follow | edited Jul 12 '11 at 20:46 Xiong Chiamiov 10.8k88 gold badges5252 silver badges8787 bronze badges ...
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Technically, why are processes in Erlang more efficient than OS threads?

...t under the control of a cooperatively scheduled runtime). This means that it is much cheaper to switch context, because they only switch at known, controlled points and therefore don't have to save the entire CPU state (normal, SSE and FPU registers, address space mapping, etc.). Erlang processes u...
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Django Rest Framework File Upload

... Use the FileUploadParser, it's all in the request. Use a put method instead, you'll find an example in the docs :) class FileUploadView(views.APIView): parser_classes = (FileUploadParser,) def put(self, request, filename, format=None): ...
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How do I get the application exit code from a Windows command line?

I am running a program and want to see what its return code is (since it returns different codes based on different errors). ...
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When to use IComparable Vs. IComparer

... Well they are not quite the same thing as IComparer<T> is implemented on a type that is capable of comparing two different objects while IComparable<T> is implemented on types that are able to compare themselves with other instances ...
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What will happen if I modify a Python script while it's running?

...hon script that will take a long time to run, what will happen if I modify it while it's running? Will the result be different? ...
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How to use Git for Unity3D source control?

What are best practices for using Git source control with Unity 3D, particularly in dealing with the binary nature of Unity 3D projects? Please describe the workflow, what paths would be included in .gitignore, what settings should be set in Unity and/or the project, and any other special things t...