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Django - How to rename a model field using South?
...column name of the database (not the model field name), for example: "user_id" and "full_name" would be the new name you want the column to have (again, database column and not field name). So: db.rename_column('mainapp_profile', 'user_id', 'new_user_id') Also, if you're dealing with foreign keys,...
Get to UIViewController from UIView?
...o implement it follows:
@protocol MyViewDelegate < NSObject >
- (void)viewActionHappened;
@end
@interface MyView : UIView
@property (nonatomic, assign) MyViewDelegate delegate;
@end
@interface MyViewController < MyViewDelegate >
@end
The view interfaces with its delegate (as UI...
Heroku error: “Permission denied (public key)”
...add <path-to-your-public-key>.
For example, heroku keys:add ~/.ssh/id_rsa.pub
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Gradients on UIView and UILabels On iPhone [duplicate]
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You could also use a graphic image one pixel wide as the gradient, and set the view property to expand the graphic to fill the view (assuming you are thinking of a simple linear gradient and not some kind of radial graphic).
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Is it possible to have multiple styles inside a TextView?
Is it possible to set multiple styles for different pieces of text inside a TextView?
18 Answers
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Add primary key to existing table
...RAINT <constraint_name>
alter table Persion add primary key (persionId,Pname,PMID)
edit:
you can find the constraint name by using the query below:
select OBJECT_NAME(OBJECT_ID) AS NameofConstraint
FROM sys.objects
where OBJECT_NAME(parent_object_id)='Persion'
and type_desc LIKE '%CONSTRA...
Are there any side effects of returning from inside a using() statement?
Returning a method value from inside a using statement that gets a DataContext seems to always work fine , like this:
5 ...
Return multiple values to a method caller
I read the C++ version of this question but didn't really understand it.
27 Answers
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How can I make a button redirect my page to another page? [duplicate]
...t to the button:
<button onclick="location.href = 'www.yoursite.com';" id="myButton" class="float-left submit-button" >Home</button>
But you shouldn't really have it inline like that, instead, put it in a JS block and give the button an ID:
<button id="myButton" class="float-left ...
Calling JMX MBean method from a shell script
... (and no development since 2006 it looks like)
Groovy script and JMX - provides some really powerful JMX functionality but requires groovy and other library setup.
JManage command line
functionality - (downside is
that it requires a running JManage
server to proxy commands through)
Groovy JMX Exam...