大约有 31,100 项符合查询结果（耗时：0.0566秒） [XML]
What is unit testing? [closed]
...
+1 In addition, my favourite part about test code (especially when given a new codebase): It demonstrates the expected use of the code under test.
– Steven Evers
Mar 14 '10 at 18:15
...
position: fixed doesn't work on iPad and iPhone
...d 4 are both reported to have position:fixed support now.
I tested iOS 5 myself in an Apple store today and can confirm that it does work with position fixed. There are issues with zooming in and panning around a fixed element though.
I found this compatibility table far more up to date and usefu...
What's the best practice to round a float to 2 decimals? [duplicate]
...d.floatValue();
}
You need to decide if you want to round up or down. In my sample code I am rounding up.
Hope it helps.
EDIT
If you want to preserve the number of decimals when they are zero (I guess it is just for displaying to the user) you just have to change the function type from float to...
Trouble comparing time with RSpec
I am using Ruby on Rails 4 and the rspec-rails gem 2.14. For a my object I would like to compare the current time with the updated_at object attribute after a controller action run, but I am in trouble since the spec does not pass. That is, given the following is the spec code:
...
How to get list of all installed packages along with version in composer?
I have been working on a project using Symfony 2.1 on my local machine. I have uploaded it to my server but when I try and install the vendor bundles using Composer, I'm getting a lot of dependency errors. Presumably this is something to do with the latest version of Symfony just being released an...
MFC CString::Format()函数详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...参数，而且每个参数可以不同。
如以下例子：
Format("my name is %6s","wind");
返回后就是
my name is wind
现在来看Format参数的详细情况：
Format里面可以写普通的字符串，比如"my name is"
但有些格式指令字符具有特殊意义，...
Shrink a YouTube video to responsive width
...
Thank you! I had to add a width:100% to my #content to make sure it was a responsive element.
– MattM
Apr 6 '13 at 2:47
6
...
Cannot create or edit Android Virtual Devices (AVD) from Eclipse, ADT 22.6
This problem sounds similar to a few others , except in my case the OK button is not grey-ed out. But for those who would rather not click the links...
...
Why should I use IHttpActionResult instead of HttpResponseMessage?
...job of explaining some of the benefits of returning IHttpActionResult, and my answer demonstrates how you are able to convert the old HttpResponseMessage into an IHttpActionResult so that you can have the best of both worlds.
– AaronLS
May 26 '15 at 0:09
...
Automatically capture output of last command into a variable using Bash?
... @cdosborn: man by default sends the output through a pager. As my previous comment said: "programs expecting to interact with a terminal on standard-out to not work as expected (more/less)". more & less are pagers.
– Seth Robertson
Feb 21 '16 at...