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Build unsigned APK file with Android Studio

I'm developing an android app with the Android Developer Tool. Now I tried the new Android Studio, everything works fine if connect my smartphone with the pc and directly run the program in the Android Studio. But now I want to test the program with other smartphones without connecting them to my pc...
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Intellij IDEA crashed, and now throws an error

... In idea 13, the "cache" directory is now "caches" - removing everything in there still works. – Yann Nov 6 '15 at 14:35 ...
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Using socket.io in Express 4 and express-generator's /bin/www

...ect. After Express Js 4 was lauched, i've updated my express-generator and now the app initial functions goes into ./bin/www file, including those vars (www file contents: http://jsfiddle.net/avMa5/ ) ...
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Detach (move) subdirectory into separate Git repository

I have a Git repository which contains a number of subdirectories. Now I have found that one of the subdirectories is unrelated to the other and should be detached to a separate repository. ...
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.NET obfuscation tools/strategy [closed]

...ly, to IL, to C# code and have it compiled again with very little effort. Now with .Net 3.5 I'm not at all sure. Try decompiling a 3.5 assembly; what you get is a long long way from compiling. Add the optimisations from 3.5 (far better than 1.1) and the way anonymous types, delegates and so on ar...
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how to implement regions/code collapse in javascript

...Number End Function End Module Save the Macro and Close the Editor Now let's assign shortcut to the macro. Go to Tools->Options->Environment->Keyboard and search for your macro in "show commands containing" textbox now in textbox under the "Press shortcut keys" you can enter the des...
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Active Record - Find records which were created_at before today

...was referring something like MyTable1.where(MyTable[:created_at] < Time.now) is it possible? – Sayuj Nov 2 '11 at 10:05 ...
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Which timestamp type should I choose in a PostgreSQL database?

...TE TABLE my_tbl ( my_timestamp TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT NOW(), CHECK(EXTRACT(TIMEZONE FROM my_timestamp) = '0') ); test=> SET timezone = 'America/Los_Angeles'; SET test=> INSERT INTO my_tbl (my_timestamp) VALUES (NOW()); ERROR: new row for relation "my_tbl" violates check...
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Why do we check up to the square root of a prime number to determine if it is prime?

... is not a prime, it can be factored into two factors a and b: n = a * b Now a and b can't be both greater than the square root of n, since then the product a * b would be greater than sqrt(n) * sqrt(n) = n. So in any factorization of n, at least one of the factors must be smaller than the square ...
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How to get duration, as int milli's and float seconds from ?

...; typedef std::chrono::duration<float> fsec; auto t0 = Time::now(); auto t1 = Time::now(); fsec fs = t1 - t0; ms d = std::chrono::duration_cast<ms>(fs); std::cout << fs.count() << "s\n"; std::cout << d.count() << "ms\n"; } which for m...