大约有 18,340 项符合查询结果（耗时：0.0238秒） [XML]
Rails params explained?
... Rails has a special syntax for making the params be a hash with hashes inside. For example, if the user's browser requested
http://www.example.com/?vote[item_id]=1&vote[user_id]=2
then params[:vote] would be a hash, params[:vote][:item_id] would be "1" and params[:vote][:user_id] would be "2...
How to get the selected index of a RadioGroup in Android
Is there an easy way to get the selected index of a RadioGroup in Android or do I have to use OnCheckedChangeListener to listen for changes and have something that holds the last index selected?
...
How to get share counts using graph API
...hare count of an URL using PHP SDK and using the deprecated rest API, but didn't find a way to get the share counts of an URL using graph API.
...
How to disable/enable select field using jQuery?
...ould like to use code like this:
<form>
<input type="checkbox" id="pizza" name="pizza" value="yes">
<label for="pizza">I would like to order a</label>
<select id="pizza_kind" name="pizza_kind">
<option>(choose one)</option>
<option value="m...
What's the $unwind operator in MongoDB?
...f adding and obtaining the data from your storage locations.
That being said, in order to understand the concept behind the $unwind parameter, you first must understand what the use case that you are trying to quote is saying. The example document from mongodb.org is as follows:
{
title : "this i...
Set value of hidden field in a form using jQuery's “.val()” doesn't work
I've been trying to set the value of a hidden field in a form using jQuery, but without success.
16 Answers
...
How to generate a git patch for a specific commit?
...
can you please be kind enough to provide an example for the first command
– Kasun Siyambalapitiya
Dec 14 '16 at 6:22
1
...
XPath to find elements that does not have an id or class
How can I get all tr elements without id attribute?
4 Answers
4
...
Android add placeholder text to EditText
...Ah, ok. What you're looking for is setHint(int). Simply pass in a resource id of a string from your xml and you're good to go.
EDIT
And in XML, it's simply android:hint="someText"
share
|
impro...
When to use @QueryParam vs @PathParam
...ing up on general REST documentation and blog posts should give you some guidelines for a good way to structure API URLs. Most rest APIs tend to only have resource names and resource IDs in the path. Such as:
/departments/{dept}/employees/{id}
Some REST APIs use query strings for filtering, pagin...