大约有 19,000 项符合查询结果（耗时：0.0264秒） [XML]
How do I use variables in Oracle SQL Developer?
...
I am using the SQL-Developer in Version 3.2. The other stuff didn't work for me, but this did:
define value1 = 'sysdate'
SELECT &&value1 from dual;
Also it's the slickest way presented here, yet.
(If you omit the "define"-part you'll be prompted for that value)
...
Best practices for copying files with Maven
...sition, they are not. Use the copy task if you need to perform some unavoidable one-off customization:
<project>
[...]
<build>
<plugins>
[...]
<plugin>
<artifactId>maven-antrun-plugin</artifactId>
<executions>
...
How do I put a border around an Android textview?
...hape drawable (a rectangle) as background for the view.
<TextView android:text="Some text" android:background="@drawable/back"/>
And rectangle drawable back.xml (put into res/drawable folder):
<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle" &g...
Should I put input elements inside a label element?
...
<label for="lastname">Last Name</label>
<input type="text" id="lastname" />
or
<input type="text" id="lastname" />
<label for="lastname">Last Name</label>
or
<label>
<input type="text" name="lastname" />
Last Name
</label&...
SVG gradient using CSS
... shape-rendering: crispEdges;
fill: url(#MyGradient);
}
<svg width="100" height="50" version="1.1" xmlns="http://www.w3.org/2000/svg">
<style type="text/css">
rect{fill:url(#MyGradient)}
</style>
<defs>
<linearGradient id="M...
How should equals and hashcode be implemented when using JPA and Hibernate
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Hibernate has a nice and long description of when / how to override equals() / hashCode() in documentation
The gist of it is you only need to worry about it if your entity will be part of a Set or if you're going to be detaching / attaching its instances. The latter is not that common. T...
Getting the location from an IP address [duplicate]
...good and reliable way to do this in PHP? I am using JavaScript for client-side scripting, PHP for server-side scripting, and MySQL for the database.
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How to change the text of a label?
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ASP.Net automatically generates unique client IDs for server-side controls.
Change it to
$('#<%= lblVessel.ClientID %>')
In ASP.Net 4.0, you could also set the ClientIDMode property to Static instead.
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How to identify all stored procedures referring a particular table
...ich are refreing this table. Now I have have to drop this table as well as identify all sp's which are referring this table. I am facing difficulty to find list of all sp's. Please suggest some query by assuming that the table name is 'x' and database is sql server 2005.
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Caching a jquery ajax response in javascript/browser
...orks with GET and HEAD request.
You could roll your own solution as you said with something along these lines :
var localCache = {
data: {},
remove: function (url) {
delete localCache.data[url];
},
exist: function (url) {
return localCache.data.hasOwnProperty(url) &...