All of the below properties or methods, when requested/called in JavaScript, will trigger the browser to synchronously calculate the style and layout*. This is also called reflow or layout thrashing, and is common performance bottleneck.
Generally, all APIs that synchronously provide layout metrics will trigger forced reflow / layout. Read on for additional cases and details.
elem.offsetLeft, elem.offsetTop, elem.offsetWidth, elem.offsetHeight, elem.offsetParent| # -*- coding: utf-8 -*- | |
| import hashlib | |
| import urllib2 | |
| import xml.dom.minidom as xml | |
| ALSONG_URL = "http://lyrics.alsong.net/alsongwebservice/service1.asmx" | |
| ALSONG_TMPL = '''\ | |
| <?xml version="1.0" encoding="UTF-8"?> | |
| <SOAP-ENV:Envelope xmlns:SOAP-ENV="http://www.w3.org/2003/05/soap-envelope" xmlns:SOAP-ENC="http://www.w3.org/2003/05/soap-encoding" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:ns2="ALSongWebServer/Service1Soap" xmlns:ns1="ALSongWebServer" xmlns:ns3="ALSongWebServer/Service1Soap12"> | |
| <SOAP-ENV:Body> |
| # http://stackoverflow.com/questions/354763/common-mysql-fields-and-their-appropriate-data-types | |
| INT(11) for anything that is either an ID or references another ID | |
| DATETIME for time stamps | |
| VARCHAR(255) for anything guaranteed to be under 255 characters (page titles, names, etc) | |
| TEXT for pretty much everything else. | |
| VARCHAR(255) for emails | |
| TIMESTAMP for dates, tracking creation or changes | |
| DECIMAL(3,2) (unsigned) for 5-star rating value |
| #ifndef SSVU_FASTFUNC | |
| #define SSVU_FASTFUNC | |
| #include <cstring> | |
| #include <type_traits> | |
| #include <cassert> | |
| #include <cstddef> | |
| #include <memory> | |
| #include <new> | |
| #include <utility> |
