大约有 18,500 项符合查询结果（耗时：0.0313秒） [XML]
How to do SELECT COUNT(*) GROUP BY and ORDER BY in Django?
...y('total')
Transaction.objects.all().values('actor').annotate(total=Count('id')).order_by('total')
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Coalesce function for PHP?
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Putting func_get_args() inside the foreach (here as $arg) won't change anything from a performance point of view.
– Savageman
Dec 12 '09 at 1:47
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Detect when an HTML5 video finishes
How do you detect when a HTML5 <video> element has finished playing?
7 Answers
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Could not load file or assembly Microsoft.SqlServer.management.sdk.sfc version 11.0.0.0
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Solution: just go to http://www.microsoft.com/en-us/download/details.aspx?id=42295 and download:
ENU\x64\SharedManagementObjects.msi for X64 OS or
ENU\x86\SharedManagementObjects.msi for X86 OS,
then install it, and restart visual studio.
PS: You may need install DB2OLEDBV5_x64.msi or DB2OL...
AsyncTask Android example
...t good practice.
The AsyncTask executes everything in doInBackground() inside of another thread, which does not have access to the GUI where your views are.
preExecute() and postExecute() offer you access to the GUI before and after the heavy lifting occurs in this new thread, and you can even pas...
Align DIV's to bottom or baseline
... flex-end; flex-direction: column on the parent div (demonstrated in this fiddle as well):
#parentDiv
{
display: flex;
justify-content: flex-end;
flex-direction: column;
width:300px;
height:300px;
background-color:#ccc;
background-repeat:repeat
}
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Are there any naming convention guidelines for REST APIs? [closed]
When creating REST APIs, are there any guidelines or defacto standards for naming conventions within the API (eg: URL endpoint path components, querystring parameters)? Are camel caps the norm, or underscores? others?
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jQuery add image inside of div tag
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Have you tried the following:
$('#theDiv').prepend('<img id="theImg" src="theImg.png" />')
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How do I programmatically set the value of a select box element using JavaScript?
...e this function:
selectElement('leaveCode', '11')
function selectElement(id, valueToSelect) {
let element = document.getElementById(id);
element.value = valueToSelect;
}
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Accessing Session Using ASP.NET Web API
... string UrlPrefixRelative { get { return "~/api"; } }
public static void Register(HttpConfiguration config)
{
config.Routes.MapHttpRoute(
name: "DefaultApi",
routeTemplate: WebApiConfig.UrlPrefix + "/{controller}/{id}",
defaults: new { id = RouteP...