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What does the clearfix class do in css? [duplicate]
... perfect cross-browser clear-fix.
What you have
Your provided style is a form of clearfix with backwards compatibility. I found an article about this clearfix. It turns out, it's an OLD clearfix - still catering the old browsers. There is a newer, cleaner version of it in the article also. Here's ...
The property 'value' does not exist on value of type 'HTMLElement'
... = (document.getElementById(elementId)).value;
i.e. containing no type information.
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How do I make a column unique and index it in a Ruby on Rails migration?
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I upvoted this because I wanted the command line form. But it's silly that it adds the column even when I specify add_index... and not add_column....
– Tyler Collier
Oct 2 '14 at 17:47
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Memcached vs APC which one should I choose? [closed]
I read this article: http://www.mysqlperformanceblog.com/2006/09/27/apc-or-memcached/ from way back when.. I want to get the best caching engine available so that my application is really fast. Of course I don't want to over-cache but I want to at least choose the best thing out there. In that art...
Resource interpreted as stylesheet but transferred with MIME type text/html (seems not related with
...ibes what the body is (is it an HTML document? An image? The contents of a form submission? etc).
When you ask for your stylesheet, your server is telling the browser that it is an HTML document (Content-Type: text/html) instead of a stylesheet (Content-Type: text/css).
I've already checked my ...
type object 'datetime.datetime' has no attribute 'datetime'
... have already imported the module by using only import datetime so change form datetime import datetime to only import datetime. It worked for me after I changed it back.
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Should I use the datetime or timestamp data type in MySQL?
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1001
An important difference is that DATETIME represents a date (as found in a calendar) and a time (as can be observed on a wall clock), while ...
Which one is the best PDF-API for PHP? [closed]
... just a quick review of how fPDF stands up against tcPDF in the area of performance at each libraries most basic functions.
SPEED TEST
17.0366 seconds to process 2000 PDF files using fPDF ||
79.5982 seconds to process 2000 PDF files using tcPDF
FILE SIZE CHECK (in bytes)
788 fPDF ||
1,860 tcPDF
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What is the difference between service, directive and module?
...de a way to namespace/group services, directives, filters, configuration information and initialization code
help avoid global variables
are used to configure the $injector, allowing the things defined by the module (or the whole module itself) to be injected elsewhere (Dependency Injection stuff)
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if (key in object) or if(object.hasOwnProperty(key)
...rototype while in does look in the prototype.
Taken from O'Reilly High Performance Javascript:
You can determine whether an object has an instance member with a
given name by using the hasOwnProperty() method and passing in the
name of the member. To determine whether an object has access t...