大约有 31,000 项符合查询结果（耗时：0.0349秒） [XML]
LISTAGG in Oracle to return distinct values
... ','([^,]+)(,\1)+', '\1')
-> 2 ,2.1,3,4 Success - fixed length items
V2 -items contained within items eg. 2,21
regexp_replace('2.1,1','([^,]+)(,\1)+', '\1')
-> 2.1 Fail
regexp_replace('2 ,2 ,2.1,1 ,3 ,4 ,4 ','(^|,)(.+)(,\2)+', '\1\2')
-> 2 ,2.1,1 ,3 ,4 -- success - NEW regex
regexp_r...
App Inventor 2 扩展 · App Inventor 2 中文网
... your sample component to an extension
3.2.2 Test your extension
3.3 Details on creating extensions
3.3.1 When you start to build
3.3.2 Requesting permissions for the extensions you define
3.2.3 Using external libraries
3.2.4 Choosing a package name for your extension
3.4 Sharing your extens...
What are the differences between json and simplejson Python modules?
...
It seems the Python2.7 json adopted simplejson v2.0.9 which is far behind the current simplejson v3.6.5 as of writing. There are lots of improvements worth the import simplejson
– Kenji Noguchi
Nov 11 '14 at 19:30
...
What is the best practice for “Copy Local” and with project references?
...es 2,438–2,450 and 2,474–2,524 from C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\Microsoft.Common.targets into Common.targets.
For completeness the resulting target definition then becomes:
<!-- This is a modified version of the Microsoft.Common.targets
version of this target it does ...
what is the difference between a portlet and a servlet?
...
Portlet Specifications - JSR 168(Portlet Spec v1.0), JSR 286(Portlet Spec v2.0), JSR 362(Portlet Spec v3.0)
Deployment of Portlets involves different approach than a Servlet application. Some Providers (Liferay/Alfresco/WebSphere) support hot-deploying of portlets without the need to restart the s...
AngularJS - Create a directive that uses ng-model
...replace it, leave the scope alone, but note that replace is deprecated for v2.0:
app.directive('myReplacedDirective', function($compile) {
return {
restrict: 'E',
template: '<input class="some">',
replace: true
};
});
Otherwise use this:
app.directive('myDirectiveWithScope',...
How to generate a random number in C++?
...
@ChristofferHjärtström: It's for random number generator.
– Cornstalks
Oct 3 '18 at 5:21
...
Best way to test exceptions with Assert to ensure they will be thrown
...
Now, 2017, you can do it easier with the new MSTest V2 Framework:
Assert.ThrowsException<Exception>(() => myClass.MyMethodWithError());
//async version
await Assert.ThrowsExceptionAsync<SomeException>(
() => myObject.SomeMethodAsync()
);
...
How to configure an app to run correctly on a machine with a high DPI setting (e.g. 150%)?
...plication.app"/>
<trustInfo xmlns="urn:schemas-microsoft-com:asm.v2">
<security>
<requestedPrivileges xmlns="urn:schemas-microsoft-com:asm.v3">
<requestedExecutionLevel level="asInvoker" uiAccess="false" />
</requested...
Can you control how an SVG's stroke-width is drawn?
...the inset and offset of a shape. It's not perfect (need to keep checking against latest browser versions) but it does accurately provide a shapes outer width for now.
– Steve
Sep 2 '11 at 10:02
...