大约有 4,769 项符合查询结果（耗时：0.0364秒） [XML]
How to create a custom string representation for a class object?
...
Implement __str__() or __repr__() in the class's metaclass.
class MC(type):
def __repr__(self):
return 'Wahaha!'
class C(object):
__metaclass__ = MC
print C
Use __str__ if you mean a readable stringification, use __repr__ for unambiguous representations.
...
What exactly does += do in python?
I need to know what += does in python. It's that simple. I also would appreciate links to definitions of other short hand tools in python.
...
MySQL Data - Best way to implement paging?
My iPhone app connects to my PHP web service to retrieve data from a MySQL database. A request can return 500 results.
7 An...
Responsive image map
I have an existing image map in a responsive html layout. Images scale according to browser size, but the image coordinates are obviously fixed pixel sizes. What options do I have to resize the image map coordinates?
...
Sorting object property by values
...
Move them to an array, sort that array, and then use that array for your purposes. Here's a solution:
var maxSpeed = {
car: 300,
bike: 60,
motorbike: 200,
airplane: 1000,
helicopter: 400,
rocket: 8 * 60 * 60
};
var so...
How do you sign a Certificate Signing Request with your Certification Authority?
During my search, I found several ways of signing a SSL Certificate Signing Request:
2 Answers
...
Find and kill a process in one line using bash and regex
...
In bash, you should be able to do:
kill $(ps aux | grep '[p]ython csp_build.py' | awk '{print $2}')
Details on its workings are as follows:
The ps gives you the list of all the processes.
The grep filters that based on your searc...
Matplotlib connect scatterplot points with line - Python
...nt to plot them using matplotlib. The following creates a scatter plot of my data.
3 Answers
...
Export and Import all MySQL databases at one time
I want to keep a backup of all my MySQL databases. I have more than 100 MySQL databases. I want to export all of them at the same time and again import all of them into my MySQL server at one time. How can I do that?
...
Best practice: ordering of public/protected/private within the class definition?
...ding standards. In what order do the seasoned developers on here like to lay things out within a class?
10 Answers
...