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What is the best way to clear a session variable in rails?
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answered Oct 22 '10 at 10:34
SigurdSigurd
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A TwoWay or OneWayToSource binding cannot work on the read-only property
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174
It's hard to guess without code, but you should be able to set the BindingMode to OneWay.
<T...
Error: “The node to be inserted is from a different document context”
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You need to import the node into the document before appending it:
XmlNode oNode = moDoc.Create...
Rails Model find where not equal
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In Rails 4.x (See http://edgeguides.rubyonrails.org/active_record_querying.html#not-conditions)
GroupUser.where.not(user_id: me)
In Rails 3.x
GroupUser.where(GroupUser.arel_table[:user_id].not_eq(me))
To shorten the length, you ...
Scripting TFS Command Line for Get Latest Version, Check Out and Check in, programmatically
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How do I get into a non-password protected Java keystore or change the password?
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How to use the 'sweep' function
...o the 2nd, etc. of the matrix you defined, you will do:
sweep (M, 1, c(1: 4), "+")
I frankly did not understand the definition in the R documentation either, I just learned by looking up examples.
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NameError: name 'reduce' is not defined in Python
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@julio.alegria: Because Guido hates it.
– Ignacio Vazquez-Abrams
Dec 31 '11 at 16:55
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How to build Qt for Visual Studio 2010
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First of all, it’s very important to understand that for using Qt with Visual Studio 2010, it...
How do I manipulate a variable whose name conflicts with PDB commands?
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