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GLib compile error (ffi.h), but libffi is installed
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Note that if you are cross-compiling glib on a 64bit system for 32bit then you need to install libffi-dev:i386. It wasn't obvious to me. :)
– Björn Lindqvist
May 29 '15 at 10:31
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In AngularJS, what's the difference between ng-pristine and ng-dirty?
... edited May 23 '17 at 12:34
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answered Aug 6 '13 at 6:44
Golo RodenGolo Roden
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Is there a difference between single and double quotes in Java?
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37
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Using a BOOL property
Apple recommends to declare a BOOL property this way:
3 Answers
3
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How do I apply a perspective transform to a UIView?
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Set markers for individual points on a line in Matplotlib
...h an example of marking an arbitrary subset of points, as requested in the comments:
import numpy as np
import matplotlib.pyplot as plt
xs = np.linspace(-np.pi, np.pi, 30)
ys = np.sin(xs)
markers_on = [12, 17, 18, 19]
plt.plot(xs, ys, '-gD', markevery=markers_on)
plt.show()
This last example u...
Count the occurrences of DISTINCT values
... correct answer for the question, I would like to make a correction on her comment to avoid leading new people astray. If you leave off the "group by" in a MySQL query, you don't get [Mike, 1], [Mike, 1], you get a single result which will be the name on the FIRST row returned, and a count of numb...
How do you get AngularJS to bind to the title attribute of an A tag?
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53
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How to deserialize a JObject to .NET object
...;() : (T)default(T); to successfully convert it (note - value is an object coming from a database which might be a JObject or something else in which case result should be null).
– Matt
Feb 23 '16 at 9:15
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The Ruby %r{ } expression
...%r{/home/user}
is equivalent to:
/\/home\/user/
This is only a syntax commodity, for legibility.
Edit:
Note that you can use almost any non-alphabetic character pair instead of '{}'.
These variants work just as well:
%r!/home/user!
%r'/home/user'
%r(/home/user)
Edit 2:
Note that the %r{}x...