大约有 47,000 项符合查询结果(耗时:0.0422秒) [XML]
Matplotlib (pyplot) savefig outputs blank image
..., then I would adjust the values I pass to plt.subplot(); maybe try values 131, 132, and 133, or values that depend whether or not T0 exists.
Second, after plt.show() is called, a new figure is created. To deal with this, you can
Call plt.savefig('tessstttyyy.png', dpi=100) before you call plt.sh...
Deleting Files using Git/GitHub
...
answered Feb 20 '10 at 0:43
Samuel Mikel BowlesSamuel Mikel Bowles
2,36911 gold badge1212 silver badges77 bronze badges
...
How to use the 'sweep' function
...nd use in the operation defined by FUN.
For instance, if you want to add 1 to the 1st row, 2 to the 2nd, etc. of the matrix you defined, you will do:
sweep (M, 1, c(1: 4), "+")
I frankly did not understand the definition in the R documentation either, I just learned by looking up examples.
...
How can I get the intersection, union, and subset of arrays in Ruby?
...
155
Utilizing the fact that you can do set operations on arrays by doing &(intersection), -(di...
How to create a shared library with cmake?
...PTION (this latter variable necessitate cmake 3.9):
project(mylib VERSION 1.0.1 DESCRIPTION "mylib description")
Declare a new library target. Please avoid the use of file(GLOB ...). This feature does not provide attended mastery of the compilation process. If you are lazy, copy-paste output of l...
Python module os.chmod(file, 664) does not change the permission to rw-rw-r— but -w--wx----
...
130
Found this on a different forum
If you're wondering why that leading zero is important, it...
Git stash twice
...
171
You can get a list of all stashes with
git stash list
which will show you something like
s...
How to merge a transparent png image with another image using PIL
...
291
import Image
background = Image.open("test1.png")
foreground = Image.open("test2.png")
backgro...
Ruby: How to iterate over a range, but in set increments?
...95 for the full API.
Basically you use the step() method. For example:
(10..100).step(10) do |n|
# n = 10
# n = 20
# n = 30
# ...
end
share
|
improve this answer
|
...
Set custom attribute using JavaScript
...
Use the setAttribute method:
document.getElementById('item1').setAttribute('data', "icon: 'base2.gif', url: 'output.htm', target: 'AccessPage', output: '1'");
But you really should be using data followed with a dash and with its property, like:
<li ... data-icon="base.gif" ......