大约有 18,361 项符合查询结果（耗时：0.0189秒） [XML]
Store query result in a variable using in PL/pgSQL
...g for SELECT INTO:
select test_table.name into name from test_table where id = x;
That will pull the name from test_table where id is your function's argument and leave it in the name variable. Don't leave out the table name prefix on test_table.name or you'll get complaints about an ambiguous re...
Separate Back Stack for each tab in Android using Fragments
I'm trying to implement tabs for navigation in an Android app. Since TabActivity and ActivityGroup are deprecated I would like to implement it using Fragments instead.
...
What is the difference between CascadeType.REMOVE and orphanRemoval in JPA?
...nt entity. A parent can have several children.
@Entity
class parent {
//id and other fields
@OneToMany (orphanRemoval = "true",cascade = CascadeType.REMOVE)
Set<Person> myChildern;
}
The orphanRemoval is an ORM concept, it tells if the child is orphaned. it should also be removed from...
JSTL in JSF2 Facelets… makes sense?
...e which do not extend from UIComponent are also taghandlers, e.g. <f:validator>, <ui:include>, <ui:define>, etc. The ones which extend from UIComponent are also JSF UI components, e.g. <f:param>, <ui:fragment>, <ui:repeat>, etc. From JSF UI components only the id ...
Soft keyboard open and close listener in an activity in Android
...
This only works when android:windowSoftInputMode of your activity is set to adjustResize in the manifest. You can use a layout listener to see if the root layout of your activity is resized by the keyboard.
I use something like the following base cla...
Spring Data: “delete by” is supported?
...PA <=1.6.x):
@Modifying annotation to the rescue. You will need to provide your custom SQL behaviour though.
public interface UserRepository extends JpaRepository<User, Long> {
@Modifying
@Query("delete from User u where u.firstName = ?1")
void deleteUsersByFirstName(String fi...
Can you require two form fields to match with HTML5?
...
Not exactly with HTML5 validation but a little JavaScript can resolve the issue, follow the example below:
<p>Password:</p>
<input name="password" required="required" type="password" id="password" />
<p>Confirm Password:</p...
How to programmatically set the layout_align_parent_right attribute of a Button in Relative Layout?
...lativeLayout.ALIGN_PARENT_RIGHT);
params.addRule(RelativeLayout.LEFT_OF, R.id.id_to_be_left_of);
button.setLayoutParams(params); //causes layout update
share
|
improve this answer
|
...
how to ignore namespaces with XPath
...
You could use Namespace = false on a XmlTextReader
[TestMethod]
public void MyTestMethod()
{
string _withXmlns = @"<?xml version=""1.0"" encoding=""utf-8""?>
<ParentTag xmlns=""http://anyNamespace.com"">
<Identification value=""ID123456"" />
</ParentTag>
";
var xml...
Oracle “Partition By” Keyword
...ed by brand"
You say: "no problem"
SELECT
BRAND
,COUNT(ITEM_ID)
FROM
ITEMS
GROUP BY
BRAND;
Result:
+--------------+---------------+
| Brand | Count |
+--------------+---------------+
| H&M | 50 |
+--------------+---------------...