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Bower and devDependencies vs dependencies
...files (bytes) during the install - consuming more (unnecessary) resources. From a purist POV, these extra bytes could be detrimental, just depends on your perspective.
To shed some light, looking at bower help install, modules listed under devDependencies can be omitted during the module installati...
Timeout function if it takes too long to finish [duplicate]
...ntation that creates a decorator (save the following code as timeout.py).
from functools import wraps
import errno
import os
import signal
class TimeoutError(Exception):
pass
def timeout(seconds=10, error_message=os.strerror(errno.ETIME)):
def decorator(func):
def _handle_timeout(...
in Ipython notebook / Jupyter, Pandas is not displaying the graph I try to plot
...
Note that --pylab is deprecated and has been removed from newer builds of IPython, The recommended way to enable inline plotting in the IPython Notebook is now to run:
%matplotlib inline
import matplotlib.pyplot as plt
See this post from the ipython-dev mailing list for mor...
Red black tree over avl tree
...od insights on differences, similarities, performance, etc.
Here's a quote from the article:
RB-Trees are, as well as AVL trees, self-balancing. Both of them provide O(log n) lookup and insertion performance.
The difference is that RB-Trees guarantee O(1) rotations per insert operation. That is wha...
How to “properly” create a custom object in JavaScript?
...unction rather than the constructor itself. This function can then inherit from the base just fine:
function Shape() { this._init.apply(this, arguments); }
Shape.prototype._init= function(x, y) {
this.x= x;
this.y= y;
};
function Point() { this._init.apply(this, arguments); }
Point.subclas...
What is the difference between 'log' and 'symlog'?
...to understand with graphics and examples, so let's try them:
import numpy
from matplotlib import pyplot
# Enable interactive mode
pyplot.ion()
# Draw the grid lines
pyplot.grid(True)
# Numbers from -50 to 50, with 0.1 as step
xdomain = numpy.arange(-50,50, 0.1)
# Plots a simple linear function ...
Using Rails 3.1, where do you put your “page specific” JavaScript code?
...ay to do it. But also, you will need to remove the line //= require_tree . from the application.js.coffee
– zsljulius
Sep 3 '12 at 21:57
2
...
Vertically align an image inside a div with responsive height
...idth:height = 16:9 */
}
Here is the Online Demo. Comment out the lines from the bottom and resize the panel to see the effect.
Also, we could apply the padding property to a dummy child or :before/:after pseudo-element to achieve the same result. But note that in this case, the percentage value...
How can I find where I will be redirected using cURL?
...re, and just use Curl to grab the headers and extract the Location: header from them:
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_HEADER, true);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, false);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$result = curl_exec(...
How to get everything after last slash in a URL?
...
CODE: An example of how to implement the better method: from urllib.parse import urlparse; p = urlparse("http://www.example.com/foo.htm?entry=the/bar#another/bar"); print(p.path.rsplit("/", 1)[-1]) Result: foo.htm
– Mitch McMabers
May 31 at 7...