New answers tagged internet-explorer-9
Absolutely not, it differs a lot with Firefox and Chrome, i.e. for Mozilla you will be customizing on Firefox too. For example, <input type = date> will be working on Chrome and not in Firefox. You need to customize your code according to your need. See this link: http://www.htmlbasictutor.ca/cross-browser-compatible.htm.
For initial testing in IE this may be sufficient, but there will always be some differences between how a site loads in an emulator to the real thing. The amount of testing you do should really be strategically influenced by the target user base and the amount of traffic the site receives. By using a web analytics tool such as Google Analytics or Piwik ...
It's not. Compatibility mode is just emulation and not the browser versions themselves. I occasionally run into differences that aren't noticed till I look at it on a test system. Microsoft did come out with VMs that you can install on Windows that do contain the real versions of older IE.
This is due to the "Same Origin" security policy. The “Same Origin” policy limits the access of one window to another. The reason behind that is security. If you have blabla.com in one window and gmail.com in another one, then you’d not want a script from blabla.com to access or modify your mail or run actions in context of gmail on your ...
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