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Checking for an empty field with MySQL
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If you want to find all records that are not NULL, and either empty or have any number of spaces, this will work:
LIKE '%\ '
Make sure that there's a space after the backslash. More info here: http://dev.mysql.com/doc/refman/5.0/en/string-com...
How to detect if URL has changed after hash in JavaScript
...hange event on window.
In some old browsers, you need a timer that continually checks location.hash. If you're using jQuery, there is a plugin that does exactly that.
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How to find if an array contains a specific string in JavaScript/jQuery? [duplicate]
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You really don't need jQuery for this.
var myarr = ["I", "like", "turtles"];
var arraycontainsturtles = (myarr.indexOf("turtles") > -1);
Hint: indexOf returns a number, representing the position where the specified searchv...
How to implement has_many :through relationships with Mongoid and mongodb?
...uire multiple queries.
https://github.com/mongoid/mongoid/issues/544
Normally if you have a many-many relationship in a RDBMS you would model that differently in MongoDB using a field containing an array of 'foreign' keys on either side. For example:
class Physician
include Mongoid::Document
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Git diff to show only lines that have been modified
...ption for that repository:
git config diff.context 0
To have it set globally, for any repository:
git config --global diff.context 0
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follo...
PHP Array to CSV
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Thanks for edit Vyktor, my typing is awful today! I'm usually so careful.
– Martin Lyne
Oct 28 '12 at 11:08
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AngularJS browser autofill workaround by using a directive
...user's input. Also, 3 seconds is probably too long. You shouldn't have to call $apply() in a $timeout, BTW, it should queue a $digest for you automatically.
The real catch: Will your browser beat Angular to execution? What about my browser?
This is probably an unwinnable war, which is why Angular ...
Get and Set a Single Cookie with Node.js HTTP Server
...console.log('Server running at http://127.0.0.1:8124/');
This will store all cookies into the cookies object, and you need to set cookies when you write the head.
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Can I install Python 3.x and 2.x on the same Windows computer?
I'm running Windows and the shell/OS automatically runs Python based on the registry settings when you run a program on the command line. Will this break if I install a 2.x and 3.x version of Python on the same machine?
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Limitations of SQL Server Express
...fering a fully managed dedicated server with SQL Server Web version () installed. My company handles web development, and has about 20+ clients using ASP.Net + SQL Server 2005.
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