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How do I check how many options there are in a dropdown menu?
...scendant selector to select all <option>'s within a <select>.
HTML:
<select id="myDropDown">
<option>1</option>
<option>2</option>
.
.
.
</select>
JQuery:
var numberOfOptions = $('select#myDropDown option').length
And a quick note, often you wil...
Getting file size in Python? [duplicate]
...
You can use os.stat(path) call
http://docs.python.org/library/os.html#os.stat
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PHP Function Comments
...or more information.
* http://phpdoc.org/tutorial_phpDocumentor.howto.pkg.html
*
* The Javadoc Style Guide is an excellent resource for figuring out
* how to say what needs to be said in docblock comments. Much of what is
* written here is a summary of what is found there, though there are som...
Understanding the Rails Authenticity Token
...ed to every layout that renders
forms by including csrf_meta_tags in the HTML head.
Notes
Keep in mind, Rails only verifies not idempotent methods (POST, PUT/PATCH and DELETE). GET request are not checked for authenticity token. Why? because the HTTP specification states that GET requests is id...
Is multiplication and division using shift operators in C actually faster?
... we can look at a few facts. From http://www.penguin.cz/~literakl/intel/s.html#SAL and http://www.penguin.cz/~literakl/intel/i.html#IMUL we get an idea of x86 clock cycles needed for arithmetic shift and multiplication. Say we stick to "486" (the newest one listed), 32 bit registers and immedia...
How to use Python to login to a webpage and retrieve cookies for later usage?
...ample.com/hiddenpage.php')
print resp.read()
resp.read() is the straight html of the page you want to open, and you can use opener to view any page using your session cookie.
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Invalid syntax when using “print”? [duplicate]
...d")
check the documentation:
http://docs.python.org/3.3/library/functions.html?highlight=print#print
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How to mark a method as obsolete or deprecated?
...d be obsolete...notherdev.blogspot.com/2013/02/obsolete-should-be-obsolete.html
– dotjoe
Apr 22 '13 at 18:36
32
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Ruby ampersand colon shortcut [duplicate]
...1.8.7 equivalent. Here's the entry: ruby-doc.org/core-1.8.7/classes/Symbol.html#M000086
– August Lilleaas
Dec 26 '09 at 18:06
1
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Eclipse keyboard shortcut to indent source code to the left?
...ation). See at http://www.rossenstoyanchev.org/write/prog/eclipse/eclipse3.html
Search for Indentation.
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