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Random number generator only generating one random number
... the internal state of the Random instance. If we do that at the same time from multiple threads, you could argue "we've just made the outcome even more random", but what we are actually doing is potentially breaking the internal implementation, and we could also start getting the same numbers from ...
Iterating through a JSON object
...ortunately it's a little hard to explain all the ways you can extract data from lists and dictionaries and strings in the 600 characters you can put in a comment. I already said you should index the dict to get at the value associated with a key. I'm not sure what you want to iterate over. Learning ...
“android.view.WindowManager$BadTokenException: Unable to add window” on buider.show()
From my main activity , I need to call an inner class and in a method within the class, I need to show AlertDialog . After dismissing it, when the OK button is pressed, forward to Google Play for purchase.
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Formatting floats without trailing zeros
...is:
'%g'%(3.140)
or, for Python 2.6 or better:
'{0:g}'.format(3.140)
From the docs for format: g causes (among other things)
insignificant trailing zeros [to be]
removed from the significand, and the
decimal point is also removed if there
are no remaining digits following it.
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Check if event is triggered by a human
... the property originalEvent of the event object: if the event doesn't come from a click, it's undefined
– Nicola Peluchetti
Jul 14 '11 at 11:13
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In Docker, what's the difference between a container and an image? [duplicate]
...ile to stick around when you exit and restart the image. You're restarting from exactly the same defined state as you started in before, not where you left off.
$ docker run -i -t ubuntu /bin/bash
root@abf181be4379:/# ls
bin boot dev etc home lib lib64 media mnt opt proc root run sbin...
What is the best way to deal with the NSDateFormatter locale “feechur”?
...e to use locks or @synchronized blocks when you're using the same instance from multiple threads.
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How to delete .orig files after merge from git repository?
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you have to first remove file from repository git rm <filename> and then commit.after this add *.orig file into git ignore.
– Amar
Sep 11 '12 at 9:18
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What is managed or unmanaged code in programming?
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Here is some text from MSDN about unmanaged code.
Some library code needs to call into unmanaged code (for example, native code APIs, such as Win32). Because this means going outside the security perimeter for managed code, due caution is ...
How to Get a Layout Inflater Given a Context?
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You can use the static from() method from the LayoutInflater class:
LayoutInflater li = LayoutInflater.from(context);
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