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Can you attach Amazon EBS to multiple instances?
...ottom of article. Makes me wonder why aws ec2 describe-volumes returns an array of attachments.
– Mark Berry
Jul 30 '14 at 15:09
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Android Fragments. Retaining an AsyncTask during screen rotation or configuration change
...heck if the configuration is changing and if so stick it in a static SparseArray under the fragment's identifier, and then in your onCreate() or onStart() look to see if you have an AsyncTask in the sparse array available.
s...
How to get different colored lines for different plots in a single figure?
...gure()
ax1 = fig1.add_subplot(111)
for i in range(1,15):
ax1.plot(np.array([1,5])*i,label=i)
The piece of code that you need:
colormap = plt.cm.gist_ncar #nipy_spectral, Set1,Paired
colors = [colormap(i) for i in np.linspace(0, 1,len(ax1.lines))]
for i,j in enumerate(ax1.lines):
j.set_...
What does the 'L' in front a string mean in C++?
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It means it's an array of wide characters (wchar_t) instead of narrow characters (char).
It's a just a string of a different kind of character, not necessarily a Unicode string.
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Best way of returning a random boolean value
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A declarative snippet using Array#sample:
random_boolean = [true, false].sample
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Flags to enable thorough and verbose g++ warnings
...e range-based for loop). It is also warning for the
constructor of a const array of const std::string (where this is no
loop in user code).
-Wzero-as-null-pointer-constant and -Wuseless-cast are
GCC-4.7-only warnings, which I will add when I transition to GCC 4.7.
I've filed a few bug reports / en...
How does one generate a random number in Apple's Swift language?
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let randomElementInArray = Int(arc4random_uniform(array.count))
– cmario
May 24 '16 at 9:17
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How do I pass parameters to a jar file at the time of execution?
... String one = args[0];
String two = args[1];
}
catch (ArrayIndexOutOfBoundsException e){
System.out.println("ArrayIndexOutOfBoundsException caught");
}
finally {
}
}
And then launch the application:
java -jar myapp.jar arg1 arg2
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Get the Row(s) which have the max count in groups using groupby
...).values
Out[369]: array([0, 2, 3, 4, 8])
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Test whether a Ruby class is a subclass of another class
...r chain. It does this in C, so surely faster than looping through the Ruby array...but practically the two should be indistinguishable.
– Phrogz
Jul 10 '15 at 22:36
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