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What's the difference between belongs_to and has_one?
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They essentially do the same thing, the only difference is what side of the relationship you are on. If a User has a Profile, then in the User class you'd have has_one :profile and in the Profile class you'd have belongs_to :user. To determine who "ha...
In HTML5, is the localStorage object isolated per page/domain?
Is the HTML5 localStorage object isolated per page/domain? I am wondering because of how I would name localStorage keys. Do I need a separate prefix? Or can I name them whatever I want?
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Failure [INSTALL_FAILED_ALREADY_EXISTS] when I tried to update my application
when I tried to update my applcation with new version that has same signature as previous one, shows above error.
6 Answers...
How to update a git clone --mirror?
I have created a git repository to mirror a live site (which is a non-bare git repository):
3 Answers
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Getting URL hash location, and using it in jQuery
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Editor's note: the approach below has serious security implications and, depending upon the version of jQuery you are using, may expose your users to XSS attacks. For more detail, see the discussion of the possible attack in the comments on this answer or this explanation on Secur...
MsDeploy is returning 403 forbidden
We had a Web Application working on an intranet and I'm trying to publish it to the internet using Visual Studio 2010. The destination server is running iis7 and the Web Management Service is running.
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How to center the content inside a linear layout?
I'm trying to center an ImageView inside a LinearLayout horizontally and vertically, but I just can't do it.
The main reason why I'm not using a RelativeLayout for that is because I need the layout_weight (my Activity consists of four columns that should be equally divided, and also respon...
MySQL Results as comma separated list
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You can use GROUP_CONCAT to perform that, e.g. something like
SELECT p.id, p.name, GROUP_CONCAT(s.name) AS site_list
FROM sites s
INNER JOIN publications p ON(s.id = p.site_id)
GROUP BY p.id, p.name;
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Is there any way to use a numeric type as an object key?
It seems that when I use a numeric type as a key name in an object, it always gets converted to a string. Is there anyway to actually get it to store as a numeric? The normal typecasting does not seem to work.
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