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Many-to-many relationship with the same model in rails?
..._a_id", :null => false
t.integer "post_b_id", :null => false
end
By default, Rails will call this table a combination of the names of the two tables we're joining. But that would turn out as posts_posts in this situation, so I decided to take post_connections instead.
Very important here ...
When to use ko.utils.unwrapObservable?
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Saving grid.arrange() plot to file
...pdf", g).
The reason it works differently than with ggplot objects, where by default the last plot is being saved if not specified, is that ggplot2 invisibly keeps track of the latest plot, and I don't think grid.arrange should mess with this counter private to the package.
...
Nested attributes unpermitted parameters
...ibutes: [:id, :name, :category])
Some more details can be found in the Ruby edge API docs and strong_parameters on github or here
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python setup.py uninstall
...ll list names of all packages, you have installed (and which were detected by pip).
The name can be sometime long, then use just the name of the package being shown at the and after #egg=. You can also in most cases ignore the version part (whatever follows == or -).
Then uninstall the package:
$ ...
What is the correct format to use for Date/Time in an XML file
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Min/Max-value validators in asp.net mvc
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Why is the Windows cmd.exe limited to 80 characters wide?
... Well, yes... but no. You can't arbitrarily resize the window by dragging the window edge and here we are in 2012 and it still hasn't changed.
– Alex B
Jul 1 '12 at 13:56
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How can I enable zoom in on UIWebView which inside the UIScrollView?
...ser to change zoom, change the content twice:
var vp = document.getElementById('vp');
vp.content = "width=767,minimum-scale=4.0,maximum-scale=4.0,user-scalable=yes";
vp.content = "width=768,minimum-scale=0.25,maximum-scale=10.0,user-scalable=yes";
Toggling the width is very important - otherwise ...
How do I add a password to an OpenSSH private key that was generated without a password?
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