大约有 47,000 项符合查询结果（耗时：0.0679秒） [XML]
ActiveRecord, has_many :through, and Polymorphic Associations
...
3 Answers
3
Active
...
Assign format of DateTime with data annotations?
I have this attribute in my view model:
10 Answers
10
...
What is the difference between isinstance('aaa', basestring) and isinstance('aaa', str)?
...
4 Answers
4
Active
...
JavaScript: empty array, [ ] evaluates to true in conditional structures. Why is this?
I was encountering a lot of bugs in my code because I expected this expression:
2 Answers
...
How can I use speech recognition without the annoying dialog in android phones
Is this possible without modify the android APIs?
I've found a article about this.
There's one a comment that I should do modifications to the android APIs.
But it didn't say how to do the modification.
Can anybody give me some suggestions on how to do that?
Thanks!
...
What does gcc's ffast-math actually do?
I understand gcc's --ffast-math flag can greatly increase speed for float ops, and goes outside of IEEE standards, but I can't seem to find information on what is really happening when it's on. Can anyone please explain some of the details and maybe give a clear example of how something would chan...
`elif` in list comprehension conditionals
Can we use elif in list comprehension?
6 Answers
6
...
Is there a 'foreach' function in Python 3?
When I meet the situation I can do it in javascript, I always think if there's an foreach function it would be convenience. By foreach I mean the function which is described below:
...
Take all my changes on the current branch and move them to a new branch in Git
I started work on what I thought would be a minor bug fix on my master branch. However, it has spiraled out of control to the point where I wish I had created a separate branch to do the development in the first place.
...
android ellipsize multiline textview
I need to ellipsize a multi-line textview. My component is large enough to display at least 4 lines with the ellipse, but only 2 lines are displayed. I tried to change the minimum and maximum number of rows of the component but it changes nothing.
...