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What is the best way to clear a session variable in rails?
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session.delete(:message)
In general, session variable is SessionHash object, which is inherited from hash.
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Ruby / Rails: convert int to time OR get time from integer?
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Use Time.at:
t = Time.at(i)
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ADO.NET DataRow - check for column existence
How do I check for the existence of a column in a datarow?
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Chrome extension: force popup.html to close
I'm wondering is there anyway I can force popup.html to close?
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Is it OK to leave a channel open?
... (never close the channel) if I never check for its state? Will it lead to memory leaks? Is the following code OK?
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How to generate controller inside namespace in rails
I have namespace admin in controller, and I want to generate a controller inside of the admin folder. How can i do it with a Rails command?
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Multiline comment in PowerShell
Can we comment multiple lines together in PowerShell?
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Create Django model or update if exists
I want to create a model object, like Person, if person's id doesn't not exist, or I will get that person object.
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django template display item value or empty string
My code in template is like this:
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Calling a function of a module by using its name (a string)
...st way to go about calling a function given a string with the function's name in a Python program. For example, let's say that I have a module foo , and I have a string whose content is "bar" . What is the best way to call foo.bar() ?
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