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Ruby optional parameters
...cope ||= LDAP::LDAP_SCOPE_SUBTREE
... do something ...
end
Now if you call the method as above, the behaviour will be as you expect.
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Async image loading from url inside a UITableView cell - image changes to wrong image while scrollin
...se you'll see the flickering of images.
A more subtle issue is that on a really slow network, your asynchronous request might not finish before the cell scrolls off the screen. You can use the UITableView method cellForRowAtIndexPath: (not to be confused with the similarly named UITableViewDataSourc...
How do you rotate a two dimensional array?
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One of my favorite SO answers of all time. Very instructive!
– g33kz0r
Apr 4 '13 at 2:49
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Add default value of datetime field in SQL Server to a timestamp
... that. You can name the constraint whatever you like, Management Studio usually names them DF_TableName.
– TheQ
Feb 3 '11 at 16:03
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How to use the TextWatcher class in Android?
...ich are overridden for the text watcher. you can mask the text which you really wanted to.
– Dinesh Prajapati
Dec 17 '11 at 8:07
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MongoDB SELECT COUNT GROUP BY
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I need some extra operation based on the result of aggregate function. Finally I've found some solution for aggregate function and the operation based on the result in MongoDB. I've a collection Request with field request, source, status, requestDate.
Single Field Group By & Count:
db.Request...
How do I declare and assign a variable on a single line in SQL
...nt)
– Damien Sawyer
Sep 8 '16 at 20:32
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Why does javascript replace only first instance when using replace? [duplicate]
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You need to set the g flag to replace globally:
date.replace(new RegExp("/", "g"), '')
// or
date.replace(/\//g, '')
Otherwise only the first occurrence will be replaced.
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php出现 Notice: Undefined index: xxx 的解决方法 - 更多技术 - 清泛网 - 专注IT技能提升
...方法供参考：
1、 修改 php.ini 文件中
error_reporting = E_ALL
为
error_reporting = E_ALL & ~E_NOTICE # 除去Notice警告
2、使用代码
ini_set( 'error_reporting', E_ALL ^ E_NOTICE );
ini_set( 'display_errors', '0' );
3、使用@抑制错误
@$name = $_GET['name'];
php出现 Notice: Undefined index: xxx 的解决方法 - 更多技术 - 清泛网 - 专注IT技能提升
...方法供参考：
1、 修改 php.ini 文件中
error_reporting = E_ALL
为
error_reporting = E_ALL & ~E_NOTICE # 除去Notice警告
2、使用代码
ini_set( 'error_reporting', E_ALL ^ E_NOTICE );
ini_set( 'display_errors', '0' );
3、使用@抑制错误
@$name = $_GET['name'];