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Is Ruby pass by reference or by value?

...variables of the clone still point to the same objects that the originals did. If the objects referenced by the ivars mutate, that will still show up in the copy, since it's referencing the same objects.) share | ...
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Bulk insert with SQLAlchemy ORM

... way to get SQLAlchemy to do a bulk insert rather than inserting each individual object. i.e., 10 Answers ...
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twitter bootstrap typeahead ajax example

...hat isnt just a string array? i need to so a value to the user and use an id to do further processing. Is that possible without pickingup a custom fork? – Anton Sep 9 '12 at 23:35 ...
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How to execute maven plugin execution directly from command line?

I have a plugin (antrun) with an execution configured which has an id and is not bound to any phase. Can I execute this execution directly from the command line? ...
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How to replace captured groups only?

...ing and following text: str.replace(/(.*name="\w+)(\d+)(\w+".*)/, "$1!NEW_ID!$3") share | improve this answer | follow | ...
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CSS: Change image src on img:hover

....setAttribute('src', 'http://dummyimage.com/100x100/000/fff'); } <img id="my-img" src="http://dummyimage.com/100x100/000/fff" onmouseover="hover(this);" onmouseout="unhover(this);" /> share | ...
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How to implement LIMIT with SQL Server?

...is... USE AdventureWorks; GO WITH OrderedOrders AS ( SELECT SalesOrderID, OrderDate, ROW_NUMBER() OVER (ORDER BY OrderDate) AS 'RowNumber' FROM Sales.SalesOrderHeader ) SELECT * FROM OrderedOrders WHERE RowNumber BETWEEN 10 AND 20; or something like this for 2000 and below version...
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Rails 4 multiple image or file upload using carrierwave

...ate post_attachment scaffold rails generate scaffold post_attachment post_id:integer avatar:string rake db:migrate In post.rb class Post < ActiveRecord::Base has_many :post_attachments accepts_nested_attributes_for :post_attachments end In post_attachment.rb class PostAttachment &lt...
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Difference between val() and text()

... I clicked the save button. After that action the content in the textarea didnt change anymore. With setting content with .val('content') this problem didnt appear. Couldnt figure out why, but I think it has something to do with DOM cache-ing and different behaviour of these 2 methods. ...
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How can I get column names from a table in SQL Server?

... Some thing like this should help: SELECT * FROM sys.columns WHERE object_id = OBJECT_ID('dbo.yourTableName') Or a variation would be: SELECT o.Name, c.Name FROM sys.columns c JOIN sys.objects o ON o.object_id = c.object_id WHERE o.type = 'U' ORDER BY o.Name, c.Name This ...