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Rails hidden field undefined method 'merge' error
I wanna do something like this in rails
6 Answers
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How to deserialize a list using GSON or another JSON library in Java?
I can serialize a List<Video> in my servlet on GAE, but I can't deserialize it. What am I doing wrong?
4 Answers
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How to return dictionary keys as a list in Python?
In Python 2.7 , I could get dictionary keys , values , or items as a list:
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Git, see a list of comments of my last N commits
Is there a way to see a list of comments and time of my last N commits in Git?
4 Answers
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Browser support for URLs beginning with double slash
I've recently seen a few links used without a protocol. It didn't seem too difficult to understand - I think it's a great idea and pretty intuitive.
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When do you need to explicitly call a superclass constructor?
So say I have a subclass that extends a superclass. In what scenarios do I need to explicitly type super() to get the superclass constructor to run?
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Convert Linq Query Result to Dictionary
I want to add some rows to a database using Linq to SQL, but I want to make a "custom check" before adding the rows to know if I must add, replace or ignore the incomming rows.
I'd like to keep the trafic between the client and the DB server as low as possible and minimize the number of queries.
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find -exec a shell function in Linux?
Is there a way to get find to execute a function I define in the shell? For example:
14 Answers
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Oracle PL/SQL - How to create a simple array variable?
I'd like to create an in-memory array variable that can be used in my PL/SQL code. I can't find any collections in Oracle PL/SQL that uses pure memory, they all seem to be associated with tables. I'm looking to do something like this in my PL/SQL (C# syntax):
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Naming conventions for abstract classes
I distinctly remember that, at one time, the guideline pushed by Microsoft was to add the "Base" suffix to an abstract class to obviate the fact that it was abstract. Hence, we have classes like System.Web.Hosting.VirtualFileBase , System.Configuration.ConfigurationValidatorBase , System.Windows....