大约有 30,000 项符合查询结果（耗时：0.0391秒） [XML]
View's SELECT contains a subquery in the FROM clause
...
create view view_clients_credit_usage as
select client_id, sum(credits_used) as credits_used
from credit_usage
group by client_id
create view view_credit_status as
select
credit_orders.client_id,
sum(credit_orders.number_of_credits) as purchased,...
Where am I wrong about my project and these Javascript Frameworks?
... page wiki
The Structure of the Site Itself
Angular has an amazing library called UI router allows you both to create custom navigation and to set up an SEO friendly structure of revealing your content. Multiple views would allow a top toolbar as well.
Ui router tutorial:
http://cacodaemon.de/index....
How do I remove the Devise route to sign up?
...othing else is required. All routes and links to registration page are magically removed too.
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What is the difference between gsub and sub methods for Ruby Strings
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I agree with you that it is not obvious! Java calls these replace and replaceAll. But Ruby has its roots in Perl which uses the g modifier. It's just one of those things.
– Ray Toal
Jul 21 '11 at 0:27
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What is the size limit of a post request?
...test to the fact that this works :)
If you're using IIS, I don't have any idea how you'd set this particular value.
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jquery how to empty input field
...nput type="number" min="0' max="10" value="5"></input>? I guess said differently, are you allowed to set a numeric input to be blank?
– Kevin Wheeler
Jun 10 '15 at 21:49
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MongoDB - Update objects in a document's array (nested updating)
...o use the positional "$" operator. Something like:
db.bar.update( {user_id : 123456 , "items.item_name" : "my_item_two" } ,
{$inc : {"items.$.price" : 1} } ,
false ,
true);
Note that this will only increment the first matched subdocument in any...
Using Razor, how do I render a Boolean to a JavaScript variable?
... eg: var model = @Html.Raw(Json.Encode(Model)); and then you can just call model.IsFollowing (Sorry I don't know how to format the comment code properly)
– Jynn
Apr 13 '17 at 9:06
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MySQL get row position in ORDER BY
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Use this:
SELECT x.id,
x.position,
x.name
FROM (SELECT t.id,
t.name,
@rownum := @rownum + 1 AS position
FROM TABLE t
JOIN (SELECT @rownum := 0) r
ORDER BY t.name) x
WHERE...
Flatten List in LINQ
...e expected the language designers to come up with a shortcut syntax specifically for lists of lists
– Andy
Feb 9 '17 at 12:15
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