大约有 42,000 项符合查询结果（耗时：0.0300秒） [XML]
ImageView in circular through xml
...rent content with shape.
// res/drawable/circle.xml
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:innerRadius="0dp"
android:shape="ring"
android:thicknessRatio="1.9"
android:useLevel="false" >
<solid android:color="@android:color/transparent...
Can I concatenate multiple MySQL rows into one field?
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You can use GROUP_CONCAT:
SELECT person_id, GROUP_CONCAT(hobbies SEPARATOR ', ')
FROM peoples_hobbies
GROUP BY person_id;
As Ludwig stated in his comment, you can add the DISTINCT operator to avoid duplicates:
SELECT person_id, GROUP_CONCAT(DISTINCT hobbies SEPARA...
querySelector, wildcard element match?
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[id^='someId'] will match all ids starting with someId.
[id$='someId'] will match all ids ending with someId.
[id*='someId'] will match all ids containing someId.
If you're looking for the name attribute just substitute id ...
Replace values in list using Python [duplicate]
...ts to have a replace method? (similar to str.replace). Something that avoids the need for this: def replace(items, a, b): return [b if x == a else x for x in items]
– Bill
Sep 13 '16 at 17:07
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Hide keyboard when scroll UITableView
In my app i want hide keyboard when i start scrolling UITableView. I search about this in internet, and most answer is subclassing UITableView (http://stackoverflow.com/questions/3499810/tapping-a-uiscrollview-to-hide-the-keyboard).
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TypeScript: problems with type system
...ave a problem with its type system. My html site has a canvas tag with the id "mycanvas". I'm trying to draw a rectangle on this canvas. Here's the code
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Replacing a fragment with another fragment inside activity group
I have a fragment inside a group activity and I want to replace it with another fragment:
12 Answers
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Script to kill all connections to a database (More than RESTRICTED_USER ROLLBACK)
...8000) = '';
SELECT @kill = @kill + 'kill ' + CONVERT(varchar(5), session_id) + ';'
FROM sys.dm_exec_sessions
WHERE database_id = db_id('MyDB')
EXEC(@kill);
For MS SQL Server 2000, 2005, 2008
USE master;
DECLARE @kill varchar(8000); SET @kill = '';
SELECT @kill = @kill + 'kill ' + CONVERT...
How can I stop a running MySQL query?
...but mysql is printing... I can't see the prompt
– David B
Sep 24 '10 at 13:42
37
I agree with thi...
How to continue a Docker container which has exited
Consider:
10 Answers
10
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