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SecurityException: Permission denied (missing INTERNET permission?)
this error is really really really strange and I don't know how to reproduce it and how to fix it because I made a lot of searches but nothing was useful.
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How to exit from the application and show the home screen?
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Android's design does not favor exiting an application by choice, but rather manages it by the OS. You can bring up the Home application by its corresponding Intent:
Intent intent = new Intent(Intent.ACTION_MAIN);
intent.add...
Split a module across several files
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Rust's module system is actually incredibly flexible and will let you expose whatever kind of structure you want while hiding how your code is structured in files.
I think the key here is to make use of pub use, which will allow you to re-export identifiers from other modules....
Creating your own header file in C
... that this code doesn't work if you try to just build it by button ("build and run" in Code::Blocks for example). It might seem obvious for you but for me it's the first time it has happened and it took me quite some time to figure out where is the problem.
– Jeyekomon
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How to generate a random string in Ruby
I'm currently generating an 8-character pseudo-random uppercase string for "A" .. "Z":
50 Answers
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sed in-place flag that works both on Mac (BSD) and Linux
...on of sed todo in-place editing without backups that works both on Linux and Mac? While the BSD sed shipped with OS X seems to need sed -i '' … , the GNU sed Linux distributions usually come with interprets the quotes as empty input file name (instead of the backup extension), and needs se...
如何选择机器学习算法 - 大数据 & AI - 清泛网移动版 - 专注C/C++及内核技术
...s (making sure to try different parameters within each algorithm as well), and select the best one by cross-validation. But if you’re simply looking for a “good enough” algorithm for your problem, or a place to start, here are some general guidelines I’ve found to work well over the ...
What difference is there between WebClient and HTTPWebRequest classes in .NET?
What difference is there between the WebClient and the HttpWebRequest classes in .NET? They both do very similar things. In fact, why weren't they merged into one class (too many methods/variables etc may be one reason but there are other classes in .NET which breaks that rule).
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Why is using the JavaScript eval function a bad idea?
The eval function is a powerful and easy way to dynamically generate code, so what are the caveats?
26 Answers
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Streaming Audio from A URL in Android using MediaPlayer?
I've been trying to stream mp3's over http using Android's built in MediaPlayer class. The documentation would suggest to me that this should be as easy as :
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