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Android Spinner: Get the selected item change event
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Some of the previous answers are not correct. They work for other widgets and views, but the documentation for the Spinner widget clearly states:
A spinner does not support item click
events. Calling this method will raise
an exception.
Better use OnItemSelectedListener() instead:...
TextView Marquee not working [duplicate]
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working now :)
Code attached below
<TextView
android:text="START | lunch 20.00 | Dinner 60.00 | Travel 60.00 | Doctor 5000.00 | lunch 20.00 | Dinner 60.00 | Travel 60.00 | Doctor 5000.00 | END"
android:id="@+id/MarqueeText"
android:layout_width="fill_parent"
and...
How to change the type of a field?
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Had a situation where I needed to convert the _id field as well as not conflict with other indexes: db.questions.find({_id:{$type:16}}).forEach( function (x) { db.questions.remove({_id:x._id},true); x._id = ""+x._id; db.questions.save(x); });
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align text center with android
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Set also android:gravity parameter in TextView to center.
For testing the effects of different layout parameters I recommend to use different background color for every element, so you can see how your layout changes with parameters like ...
搭建高可用mongodb集群（二）—— 副本集 - 大数据 & AI - 清泛网 - 专注C/...
...admin数据库
use admin
#定义副本集配置变量，这里的 _id:”repset” 和上面命令参数“ –replSet repset” 要保持一样。
config = { _id:"repset", members:[
{_id:0,host:"192.168.1.136:27017"},
{_id:1,host:"192.168.1.137:27017"},
{_id:2,host:...
SQL UPDATE SET one column to be equal to a value in a related table referenced by a different column
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update q
set q.QuestionID = a.QuestionID
from QuestionTrackings q
inner join QuestionAnswers a
on q.AnswerID = a.AnswerID
where q.QuestionID is null -- and other conditions you might want
I recommend to check what the result set to update is befo...
How to save an activity state using save instance state?
I've been working on the Android SDK platform, and it is a little unclear how to save an application's state. So given this minor re-tooling of the 'Hello, Android' example:
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How to serialize SqlAlchemy result to JSON?
..."BaseQuery" whenever it hits a relationship with the non-flat methods, any ideas?
– Ben Kilah
Nov 4 '13 at 23:29
1
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How do I check how many options there are in a dropdown menu?
...tList > option').length;
This assumes your <select> list has an ID of mySelectList.
http://api.jquery.com/length/
http://api.jquery.com/children/
http://api.jquery.com/child-selector/
share
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SQL Server CTE and recursion example
... to help you understand how it operates in comment;
WITH
cteReports (EmpID, FirstName, LastName, MgrID, EmpLevel)
AS
(
-->>>>>>>>>>Block 1>>>>>>>>>>>>>>>>>
-- In a rCTE, this block is called an [Anchor]
-- The qu...