大约有 47,000 项符合查询结果（耗时：0.0763秒） [XML]
Python OpenCV2 (cv2) wrapper to get image size?
... width, channels = img.shape
>>> print height, width, channels
600 800 3
In case you were working with binary images, img will have two dimensions, and therefore you must change the code to: height, width = img.shape
...
Using custom std::set comparator
...
answered Apr 12 '10 at 9:10
YacobyYacoby
49.3k1212 gold badges106106 silver badges115115 bronze badges
...
Python Charts库(Highcharts API的封装) - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...charts脚本
Highcharts中文网:http://v1.hcharts.cn/demo/index.php?p=10
Highcharts官网:http://api.highcharts.com/highcharts/title
http://nbviewer.jupyter.org/github/arnoutaertgeerts/python-highcharts/blob/master/Tutorial.ipynb#Data-configuration
中文API文档
https://api.hcharts.cn/h...
Installing MSBuild 4.0 without Visual Studio 2010
I installed .NET 4.0 and VS 2010 RC on my laptop and MSBuild was automatically installed. I was hoping to build a continuous integration server by just installing the .NET SDK without VS 2010, so I downloaded the .NET 4.0 Framework from Microsoft at this link . Unfortunately, it doesn't appear to...
Using helpers in model: how do I include helper dependencies?
...om a text area. Following the advice from http://blog.caboo.se/articles/2008/8/25/sanitize-your-users-html-input , I'm cleaning up the input in the model before saving to database, using the before_validate callback.
...
How to export plots from matplotlib with transparent background?
...e keyword argument transparent=True to save the image as a png file.
In [30]: x = np.linspace(0,6,31)
In [31]: y = np.exp(-0.5*x) * np.sin(x)
In [32]: plot(x, y, 'bo-')
Out[32]: [<matplotlib.lines.Line2D at 0x3f29750>]
In [33]: savefig('demo.png', transparent=True)
Result:
...
Difference between `mod` and `rem` in Haskell
...
20
I had the same question about rem and mod in Clojure, and this was the answer.
– noahlz
Jul 11 '12 at...
Delete all data in SQL Server database
...
10 Answers
10
Active
...
Creating a BLOB from a Base64 string in JavaScript
...
+50
The atob function will decode a Base64-encoded string into a new string with a character for each byte of the binary data.
const byte...
What does |= (single pipe equal) and &=(single ampersand equal) mean
... |
edited Dec 24 '19 at 0:20
djeikyb
3,87233 gold badges3030 silver badges3737 bronze badges
answered ...