大约有 18,335 项符合查询结果（耗时：0.0227秒） [XML]
Using LIMIT within GROUP BY to get N results per group?
...NCAT aggregated function to get all years into a single column, grouped by id and ordered by rate:
SELECT id, GROUP_CONCAT(year ORDER BY rate DESC) grouped_year
FROM yourtable
GROUP BY id
Result:
-----------------------------------------------------------
| ID | GROUPED_YEAR ...
Set selected index of an Android RadioGroup
Is there a way to set the selected index of a RadioGroup in android, other than looping through the child radiobuttons and selecting checking the radio button at the selected index?
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YouTube API to fetch all videos on a channel
We need a video list by channel name of YouTube (using the API).
14 Answers
14
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Python - List of unique dictionaries
...
So make a temporary dict with the key being the id. This filters out the duplicates.
The values() of the dict will be the list
In Python2.7
>>> L=[
... {'id':1,'name':'john', 'age':34},
... {'id':1,'name':'john', 'age':34},
... {'id':2,'name':'hanna', 'age':30},...
Removing App ID from Developer Connection
How do I remove an App ID from the developer program portal area? I mistakenly added a couple of app id's under the wrong login and would like to remove them, but I am not seeing a way to do so.
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How to set the id attribute of a HTML element dynamically with angularjs (1.x)?
Provided an HTML element of type div , how to set the value of its id attribute, which is the concatenation of a scope variable and a string ?
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Correct way to pass multiple values for same parameter name in GET request
...ost applications use the first option you have shown: http://server/action?id=a&id=b. To support that information, take a look at this Stackoverflow link, and this MSDN link regarding ASP.NET applications, which use the same standard for parameters with multiple values.
However, since you are d...
In Angular, I need to search objects in an array
...gular, I have in scope a object which returns lots of objects. Each has an ID (this is stored in a flat file so no DB, and I seem to not be able to user ng-resource )
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How do I select an entire row which has the largest ID in the table?
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You could use a subselect:
SELECT row
FROM table
WHERE id=(
SELECT max(id) FROM table
)
Note that if the value of max(id) is not unique, multiple rows are returned.
If you only want one such row, use @MichaelMior's answer,
SELECT row from table ORDER BY id DESC LIMIT...
When should I use cross apply over inner join?
... (
SELECT TOP 3 *
FROM t2
WHERE t2.t1_id = t1.id
ORDER BY
t2.rank DESC
) t2o
It cannot be easily formulated with an INNER JOIN condition.
You could probably do something like that using CTE's and window function:
WITH t2o AS...