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How to implement has_many :through relationships with Mongoid and mongodb?
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Out of curiosity (sorry for the late inquiry), I'm also new to Mongoid and I was wondering how you would query for data when it is an n-n relationship using a separate collection to store the association, is it the same as it was with ActiveRecord?
– innospar...
NSLog the method name with Objective-C in iPhone
...o my logging statements?
To assist with logging:
The C preprocessor provides a few macros.
Objective-C provides expressions (methods).
Pass the implicit argument for the current method's selector: _cmd
As other answers indicated, to merely get the current method's name, call:
NSStringFromS...
How to specify id when uses include in layout xml file
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you must set id each include tag
included child element set a
new id. if you look how to generate new id, look at this entry:
https://stackoverflow.com/a/15442898/1136117
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i...
How to set selected value of jquery select2?
...expected values.
UPDATE:
This does work, just wanted to note that in the new select2, "a_key" is "text" in a standard select2 object. so: {id: 100, text: 'Lorem Ipsum'}
Example:
$('#all_contacts').select2('data', {id: '123', text: 'res_data.primary_email'});
Thanks to @NoobishPro
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Java enum - why use toString instead of name
...re the enum constant, you should use name() as toString may have been overriden
If you want to print the enum constant in a user friendly way, you should use toString which may have been overriden (or not!).
When I feel that it might be confusing, I provide a more specific getXXX method, for examp...
Linq to Sql: Multiple left outer joins
...Where(s => s.Id == order.StatusId)
.DefaultIfEmpty()
select new { Order = order, Vendor = vendor, Status = status }
//Vendor and Status properties will be null if the left join is null
Here is another left join example
var results =
from expense in expenseDataContext.Expe...
How do I convert an HttpRequestBase into an HttpRequest object?
...HttpRequestWrapper class to convert as shown below.
var httpRequestBase = new HttpRequestWrapper(Context.Request);
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.NET unique object identifier
...and finds them equal; if one when possible overwrites the reference to the newer one with a reference to the older one, one can avoid having many redundant references to identical but distinct objects.
– supercat
Jun 30 '13 at 0:02
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Difference between console.log() and console.debug()?
...is selected.
– cilf
Oct 18 '17 at 0:51
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Multi-gradient shapes
...re that looks like it'd be a great help!
ShapeDrawable.ShaderFactory sf = new ShapeDrawable.ShaderFactory() {
@Override
public Shader resize(int width, int height) {
LinearGradient lg = new LinearGradient(0, 0, width, height,
new int[]{Color.GREEN, Color.GREEN, Color.WHI...