大约有 5,685 项符合查询结果（耗时：0.0287秒） [XML]
Should I use a class or dictionary?
...
A class in python is a dict underneath. You do get some overhead with the class behavior, but you won't be able to notice it without a profiler. In this case, I believe you benefit from the class because:
All your logic lives in a s...
How can I configure NetBeans to insert tabs instead of a bunch of spaces?
...nguage dropdown in order for the tabs options to be visible. (If I have a Python file open, it defaults to the the Python language-specific settings.)
– CrazyPyro
Jun 3 '14 at 19:32
...
Add column with number of days between dates in DataFrame pandas
...
A list comprehension is your best bet for the most Pythonic (and fastest) way to do this:
[int(i.days) for i in (df.B - df.A)]
i will return the timedelta(e.g. '-58 days')
i.days will return this value as a long integer value(e.g. -58L)
int(i.days) will give you the -58 y...
How to handle :java.util.concurrent.TimeoutException: android.os.BinderProxy.finalize() timed out af
...ill be thrown.
I have seen this in the graphs generated from the analysis python script - for Android System Applications, not just my own monitored apps.
Collect enough logs and you will eventually see it.
Bottom line:
The issue cannot be avoided - you will encounter it if your app runs in the ...
How to override and extend basic Django admin templates?
..., and is available in PyPi (pip/easy_install) as django-apptemplates: pypi.python.org/pypi/django-apptemplates
– Romløk
Oct 9 '12 at 9:19
9
...
Pass all variables from one shell script to another?
...variables can be passed to any process you execute, for example if we used python instead it might look like:
a.sh:
#!/bin/sh
MESSAGE="hello"
export MESSAGE
./b.py
b.py:
#!/usr/bin/python
import os
print 'The message is:', os.environ['MESSAGE']
Sourcing:
Instead we could source like this:...
How can I default a parameter to Guid.Empty in C#?
...od is called in PHP; but only creates one object for the entire program in Python. Really, I consider this to be one of the very few design flaws of Python. I'm somewhat glad C# (and VB.Net) avoided this issue by simply disallowing new objects in default parameters... though there are times where ...
What's the best manner of implementing a social activity stream? [closed]
...for you. Have a look at getstream.io There are clients available for Node, Python, Rails and PHP.
In addition have a look at this high scalability post were we explain some of the design decisions involved:
http://highscalability.com/blog/2013/10/28/design-decisions-for-scaling-your-high-traffic-fe...
What is the best django model field to use to represent a US dollar amount?
...emodel.some_currency }}
Output:
$123.00
It has a powerful backend via python-money and it's essentially a drop-in replacement for standard decimal fields.
share
|
improve this answer
|...
Can we write our own iterator in Java?
...rray of Strings
String[] languages = new String[]{"C", "C++", "Java", "Python", "Scala"};
// create your list and hold the values using the same list implementation.
SOList<String> languagesList = new SOList<String>(languages);
System.out.println("");
// Since our c...