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Matplotlib scatterplot; colour as a function of a third variable
...rt numpy as np
import matplotlib.pyplot as plt
# Generate data...
x = np.random.random(10)
y = np.random.random(10)
# Plot...
plt.scatter(x, y, c=y, s=500)
plt.gray()
plt.show()
Or, if you'd prefer a wider range of colormaps, you can also specify the cmap kwarg to scatter. To use the reverse...
How to pass arguments to a Button command in Tkinter?
...sonally prefer to use lambdas in such a scenario, because imo it's clearer and simpler and also doesn't force you to write lots of wrapper methods if you don't have control over the called method, but that's certainly a matter of taste.
That's how you'd do it with a lambda (note there's also some i...
Is int[] a reference type or a value type?
...ime (CLR) supports
single-dimensional arrays,
multidimensional arrays, and jagged
arrays (arrays of arrays). All array
types are implicitly derived from
System.Array, which itself is derived
from System.Object. This means that
all arrays are always reference types
which are allocated...
Testing javascript with Mocha - how can I use console.log to debug a test?
...-require should
-R spec
--ui bdd
Hmm..just tested without any mocha.opts and console.log still works.
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emacs, unsplit a particular window split
...
I've been using Emacs for 30 years and never noticed this feature!
– Blisterpeanuts
Jun 10 at 12:59
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Bootstrap 3 Navbar with Logo
...to use the Bootstrap 3 default navbar with an image logo instead of text branding. What's the proper way of doing this without causing any issues with different screen sizes? I assume this a common requirement, but I haven't yet seen a good code sample. A key requirement other than having acceptable...
How do I rename all folders and files to lowercase on Linux?
...
A concise version using the "rename" command:
find my_root_dir -depth -exec rename 's/(.*)\/([^\/]*)/$1\/\L$2/' {} \;
This avoids problems with directories being renamed before files and trying to move files into non-existing directories (e.g. "A/A" into "a/a").
...
Changing the maximum length of a varchar column?
...olumn from 255 characters to 500 without losing the contents. I've dropped and re-created tables before but I've never been exposed to the alter statement which is what I believe I need to use to do this. I found the documentation here: ALTER TABLE (Transfact-SQL) however I can't make heads or tai...
Difference between is and as keyword
Please tell what is the difference between is and as keyword in C#
14 Answers
14
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In Java, what does NaN mean?
...
Taken from this page:
"NaN" stands for "not a number". "Nan"
is produced if a floating point
operation has some input parameters
that cause the operation to produce
some undefined result. For example,
0.0 divided by 0.0 is arithmetically undefin...