大约有 5,000 项符合查询结果（耗时：0.0179秒） [XML]
Python list iterator behavior and next(iterator)
...in addition to i being printed each iteration:
>>> a = iter(list(range(10)))
>>> for i in a:
... print(i)
... next(a)
...
0
1
2
3
4
5
6
7
8
9
So 0 is the output of print(i), 1 the return value from next(), echoed by the interactive interpreter, etc. There are just 5 itera...
Manually adding a Userscript to Google Chrome
...lename>.user.js filename to get on-click installation when you click on Raw and get this page:
How to do this ?
Name your gist <filename>.user.js, write your code and click on "Create".
In the gist page, click on Raw to get installation page (first screen).
Check the code and install...
How do you reindex an array in PHP?
...ou need it to start at one, then use the following:
$iOne = array_combine(range(1, count($arr)), array_values($arr));
Here are the manual pages for the functions used:
array_values()
array_combine()
range()
share
...
Generate colors between red and green for a power meter?
...d green values. Assuming your max red/green/blue value is 255, and n is in range 0 .. 100
R = (255 * n) / 100
G = (255 * (100 - n)) / 100
B = 0
(Amended for integer maths, tip of the hat to Ferrucio)
Another way to do would be to use a HSV colour model, and cycle the hue from 0 degrees (red) to...
Change string color with NSAttributedString?
...ring = [[NSMutableAttributedString alloc]initWithString:self.text.text];
NSRange range=[self.myLabel.text rangeOfString:texts[sliderValue]]; //myLabel is the outlet from where you will get the text, it can be same or different
NSArray *colors=@[[UIColor redColor],
[UIColor redColo...
How to duplicate a whole line in Vim?
...urrent and next line at the beginning of the file (,+ is a synonym for the range .,.+1),
:1,t$ will copy lines from beginning till cursor position to the end (1, is a synonym for the range 1,.).
If you need to move instead of copying, use :m instead of :t.
This can be really powerful if you combi...
Set TextView text from html-formatted string resource in XML
...ally found it in the bug list for the Android SDK itself). You CAN include raw HTML in strings.xml, as long as you wrap it in
<![CDATA[ ...raw html... ]]>
Example:
<string name="nice_html">
<![CDATA[
<p>This is a html-formatted string with <b>bold</b> and <i&...
Loop through a date range with JavaScript
Given two Date() objects, where one is less than the other, how do I loop every day between the dates?
10 Answers
...
Function to convert column number to letter?
...
If you'd rather not use a range object:
Function ColumnLetter(ColumnNumber As Long) As String
Dim n As Long
Dim c As Byte
Dim s As String
n = ColumnNumber
Do
c = ((n - 1) Mod 26)
s = Chr(c + 65) & s
n ...
Matplotlib 2 Subplots, 1 Colorbar
...5, 0.7])
fig.colorbar(im, cax=cbar_ax)
plt.show()
Note that the color range will be set by the last image plotted (that gave rise to im) even if the range of values is set by vmin and vmax. If another plot has, for example, a higher max value, points with higher values than the max of im will s...