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Plot two histograms on single chart with matplotlib
...histogram to be normalized (normed for mpl<=2.1 and density for mpl>=3.1) you cannot just use normed/density=True, you need to set the weights for each value instead:
import numpy as np
import matplotlib.pyplot as plt
x = np.random.normal(1, 2, 5000)
y = np.random.normal(-1, 3, 2000)
x_w = n...
Android Studio inline compiler showing red errors, but compilation with gradle works fine
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worked very well in A.S. 3.1.3. I didn't even need to invalidate caches. Let's hope A.S. will build faster now !
– Someone Somewhere
Jun 14 '18 at 14:35
...
How can I check file size in Python?
... 'KB', 'MB', 'GB', 'TB']:
if num < 1024.0:
return "%3.1f %s" % (num, x)
num /= 1024.0
def file_size(file_path):
"""
this function will return the file size
"""
if os.path.isfile(file_path):
file_info = os.stat(file_path)
return convert...
Performance optimization strategies of last resort [closed]
... of optimizations until its wall-clock time was reduced from 48 seconds to 1.1 seconds, and the source code size was reduced by a factor of 4. My diagnostic tool was this. The sequence of changes was this:
The first problem found was use of list clusters (now called "iterators" and "container clas...
Yii2 data provider default sorting
In Yii 1.1 this code works for default sorting:
8 Answers
8
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'Operation is not valid due to the current state of the object' error during postback
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For ASP.NET 1.1, this is still due to someone posting more than 1000 form fields, but the setting must be changed in the registry rather than a config file. It should be added as a DWORD named MaxHttpCollectionKeys in the registry under ...
How can I get my Twitter Bootstrap buttons to right align?
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Not anymore, it was deprecated as of v 3.1 : getbootstrap.com/components/#dropdowns-alignment
– ılǝ
Jun 18 '15 at 10:56
9
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Which Python memory profiler is recommended? [closed]
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cherrypy 3.1 removed cherrypy.server.quickstart(), so just use cherrypy.engine.start()
– MatsLindh
Jan 24 '13 at 13:39
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Rails 3: Get Random Record
... goes to the next available record. I tested it with Ruby 1.9.2 and Rails 3.1
– SooDesuNe
Nov 11 '11 at 2:35
1
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Difference between variable declaration syntaxes in Javascript (including global variables)?
...er #1 (you'll see why), so we have:
var a = 0; // 1
let a = 0; // 1.1 (new with ES2015)
const a = 0; // 1.2 (new with ES2015)
a = 0; // 2
window.a = 0; // 3
this.a = 0; // 4
Those statements explained
#1 var a = 0;
This creates a global variable which is also a property of...