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Ruby on Rails: How do I add a not null constraint to an existing column using a migration?
In my Rails (3.2) app, I have a bunch of tables in my database but I forgot to add a few not null constraints. I've googled around but I can't find how to write a migration which adds not null to an existing column.
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How do I specify “close existing connections” in sql script
I'm doing active development on my schema in SQL Server 2008 and frequently want to rerun my drop/create database script. When I run
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SQL Server equivalent of MySQL's NOW()?
I'm a MySQL guy working on a SQL Server project, trying to get a datetime field to show the current time. In MySQL I'd use NOW() but it isn't accepting that.
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Comparing strings by their alphabetical order
I want to compare the two above string by their alphabetic order (which in this case "Project" then "Sunject" as "P" comes before "S").
Does anyone know how to do that in Java?
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pass **kwargs argument to another function with **kwargs
I do not understand the following example, lets say I have these functions:
5 Answers
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Call a global variable inside module
I have a typescript file called Projects.ts that I want to reference a global variable declared in a bootstrap plugin called bootbox.js .
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Open the file in universal-newline mode using the CSV Django module
I am trying to access a model.filefield in Django to parse a CSV file in Python using the csv module. It's working on Windows, but on Mac it gave me this:
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What is the second parameter of NSLocalizedString()?
What is the *comment parameter in:
3 Answers
3
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How can I disable the Maven Javadoc plugin from the command line?
In pom.xml I have declaration like this
5 Answers
5
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How can I reference the value of a final static field in the class?
Using JavaDoc, how can I reference the value of a final static field in the class?
1 Answer
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