大约有 42,000 项符合查询结果（耗时：0.0415秒） [XML]
surface plots in matplotlib
... values.
http://matplotlib.sourceforge.net/mpl_examples/mplot3d/surface3d_demo.py
here's pythonic way to convert your 3-tuples to 3 1d arrays.
data = [(1,2,3), (10,20,30), (11, 22, 33), (110, 220, 330)]
X,Y,Z = zip(*data)
In [7]: X
Out[7]: (1, 10, 11, 110)
In [8]: Y
Out[8]: (2, 20, 22, 220)
In [9...
Can a java file have more than one class?
...args) {
// TODO Auto-generated method stub
}
public class demo1
{
public class demo2
{
}
}
}
share
|
improve this answer
|
...
Which selector do I need to select an option by its text?
...
This could help:
$('#test').find('option[text="B"]').val();
Demo fiddle
This would give you the option with text B and not the ones which has text that contains B. Hope this helps
For recent versions of jQuery the above does not work. As commented by Quandary below, this is what wor...
How can I style even and odd elements?
...
Demo: http://jsfiddle.net/thirtydot/K3TuN/1323/
li {
color: black;
}
li:nth-child(odd) {
color: #777;
}
li:nth-child(even) {
color: blue;
}
<ul>
<li>ho</li>
<li>ho&l...
jquery if div id has children
...use $('#id').children().length > 0 to test if an element has children.
Demo
var test1 = $('#test');
var test2 = $('#test2');
if(test1.children().length > 0) {
test1.addClass('success');
} else {
test1.addClass('failure');
}
if(test2.children().length > 0) {
tes...
Draw Circle using css alone [duplicate]
...;
width: 200px;
height: 200px;
border-radius: 50%;
}
Working demo:
http://jsfiddle.net/DsW9h/1/
#circle {
background: #f00;
width: 200px;
height: 200px;
border-radius: 50%;
}
<div id="circle"></div>
...
How to style the option of an html “select” element?
...);
$list.hide();
/* alert($this.val()); Uncomment this for demonstration! */
});
// Hides the unordered list when clicking outside of it
$(document).click(function () {
$styledSelect.removeClass('active');
$list.hide();
});
});
...
How to check if a string contains a substring in Bash
...Into one function
As asked by @EeroAaltonen here is a version of the same demo, tested under the same shells:
myfunc() {
reqsubstr="$1"
shift
string="$@"
if [ -z "${string##*$reqsubstr*}" ] ;then
echo "String '$string' contain substring: '$reqsubstr'.";
else
e...
MVVM: Tutorial from start to finish?
...ce up-to-speed enough so that (s)he can fully understand how the series’ demo application works.
Bea Stollnitz (link is to her archives) has a number of great articles on WPF.
WPF: A Beginner's Guide - Part 1 of n by Sacha Barber
WindowsClient.net WPF Training Videos
MVVM Tutorials
WPF Apps W...
Representing and solving a maze given an image
...ng elements to fill in the "dead end" pathways for each connected region.
Demo code for MATLAB follows. It could use tweaking to clean up the result better, make it more generalizable, and make it run faster. (Sometime when it's not 2:30 AM.)
% read in and invert the image
im = 255 - imread('maze....