大约有 41,300 项符合查询结果（耗时：0.0454秒） [XML]
Change the name of the :id parameter in Routing resources for Rails
...ms to do exactly what you're looking for. You can take a look at the Rails 3 code compared to the Rails 4 code.
Details
You can easily implement this in your routes.rb file:
# config/routes.rb
resources :posts, param: :slug
# app/controllers/posts_controller.rb
# ...
@post = Post.find_by(slug:...
Twitter bootstrap float div right
... text-align: right;
}
UPDATE:
EricFreese pointed out that in the 2.3 release of Bootstrap (last week) they've added text-align utility classes that you can use:
.text-left
.text-center
.text-right
http://twitter.github.com/bootstrap/base-css.html#typography
...
How to implement “select all” check box in HTML?
...
316
<script language="JavaScript">
function toggle(source) {
checkboxes = document.getElem...
How can I determine the direction of a jQuery scroll event?
... |
edited Mar 21 '13 at 17:50
user372743
answered Dec 1 '10 at 17:04
...
Make copy of an array
I have an array a which is constantly being updated. Let's say a = [1,2,3,4,5] . I need to make an exact duplicate copy of a and call it b . If a were to change to [6,7,8,9,10] , b should still be [1,2,3,4,5] . What is the best way to do this? I tried a for loop like:
...
Most efficient way to reverse a numpy array
...
|
edited May 23 '17 at 12:26
Community♦
111 silver badge
answered Jul 21 '11 at 5:25
...
Delete/Reset all entries in Core Data?
...
33 Answers
33
Active
...
Array slicing in Ruby: explanation for illogical behaviour (taken from Rubykoans.com)
...emselves):
:peanut :butter :and :jelly
0 1 2 3 4
4 is still within the array, just barely; if you request 0 elements, you get the empty end of the array. But there is no index 5, so you can't slice from there.
When you do index (like array[4]), you are pointin...
How to parameterize @Scheduled(fixedDelay) with Spring 3.0 expression language?
When using the Spring 3.0 capability to annotate a scheduled task, I would like to set the fixedDelay as parameter from my configuration file, instead of hard-wiring it into my task class, like currently...
...