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Rails 3: Get Random Record
...
here we go
rails way
#in your initializer
module ActiveRecord
class Base
def self.random
if (c = count) != 0
find(:first, :offset =>rand(c))
end
end
end
end
usage
Model.random #returns single random object
or the second thought is
module ActiveRecord
c...
How to import a jar in Eclipse
...e a new name in this field, the application client project will be created based on the version of the application client JAR file, and it will use the default location.
In the Target runtime drop-down list, select the application server that you want to target for your development. This selection a...
How does one unit test routes with Express?
...re detailed example.
/// usercontroller.js
var UserController = {
_database: null,
setDatabase: function(db) { this._database = db; },
findUserByEmail: function(email, callback) {
this._database.collection('usercollection').findOne({ email: email }, callback);
}
};
module.expor...
Is there a CSS selector for elements containing certain text?
...doesn't need to know about its client is going to consider as important to base styling on. Right now our html content typically is tightly paired to the css by including classes that we know the styler cares about. They are already shifting towards letting CSS at the content, as evidenced by attr...
What's the key difference between HTML 4 and HTML 5?
...n added directly to the language that are currently (in HTML4) Flash or JS-based hacks, such as <canvas>, <video>, and <audio>. Useful things such as Local Storage (a js-accessible browser-built-in key-value database, for storing information beyond what cookies can hold), new inpu...
How do I restore a dump file from mysqldump?
I was given a MySQL database file that I need to restore as a database on my Windows Server 2008 machine.
17 Answers
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What is the difference between canonical name, simple name and class name in Java Class?
...stance(r.getClass(), 1).getClass()); // Obtains an array class of a lambda base type.
}
public static class NestedClass {}
public class InnerClass {}
public static void main(String[] args) {
class LocalClass {}
showClass(void.class);
showClass(int.class);
...
Equivalent of LIMIT and OFFSET for SQL Server?
... (or allow the user to do so).
Note: the @Offset parameter should use one-based indexing for this rather than the normal zero-based indexing.
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Doing HTTP requests FROM Laravel to an external API
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Based upon an answer of a similar question here:
https://stackoverflow.com/a/22695523/1412268
Take a look at Guzzle
$client = new GuzzleHttp\Client();
$res = $client->get('https://api.github.com/user', ['auth' => ['u...
Why does HTML5 form-validation allow emails without a dot?
...that it is of minimum use. Nevertheless, the web browsers are to implement based on standards (i.e. RFCs), not based on the most common cases.
– Ali Alavi
Dec 17 '13 at 16:26
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