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Firefox 'Cross-Origin Request Blocked' despite headers

... trying to make a simple cross-origin request, and Firefox is consistently blocking it with this error: 15 Answers ...
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Create MSI or setup project with Visual Studio 2012

...template for installing windows services. arstechnica.com/civis/viewtopic.php?f=20&t=1190745 – Kiquenet Jun 10 '14 at 10:15 ...
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Declare a block method parameter without using a typedef

Is it possible to specify a method block parameter in Objective-C without using a typedef? It must be, like function pointers, but I can't hit on the winning syntax without using an intermediate typedef: ...
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Margin-Top not working for span element?

... Unlike div, p 1 which are Block Level elements which can take up margin on all sides,span2 cannot as it's an Inline element which takes up margins horizontally only. From the specification: Margin properties specify the width of the margin area o...
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Animation CSS3: display + opacity

...er this is the actual CSS code to use .parent:hover .child { display: block; -webkit-animation: fadeInFromNone 0.5s ease-out; -moz-animation: fadeInFromNone 0.5s ease-out; -o-animation: fadeInFromNone 0.5s ease-out; animation: fadeInFromNone 0.5s ease-out; } @-webkit-keyframes...
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Make .gitignore ignore everything except a few files

...rder: For example, ignore everything in folder "application" except index.php and folder "config" pay attention to the order. You must negate want you want first. FAILS application/* !application/config/* !application/index.php WORKS !application/config/* !application/index.php applicatio...
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Relative URL to a different port number in a hyperlink?

...9 (replace your port as required) <div> <a href="http://<?php print $_SERVER{'SERVER_NAME'}; ?>:8069"><img src="images/example.png"/>Example Base (http)</a> </div> share ...
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Bash: infinite sleep (infinite blocking)

... tail does not block As always: For everything there is an answer which is short, easy to understand, easy to follow and completely wrong. Here tail -f /dev/null falls into this category ;) If you look at it with strace tail -f /dev/nul...
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How can I detect if a browser is blocking a popup?

... open a new window (for user input, or something important), but the popup blocker prevents this from happening. 8 Answers ...
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“Cross origin requests are only supported for HTTP.” error when loading a local file

... ... the Ruby Gods say this works as well: ruby -run -e httpd . -p 8080 PHP Of course PHP also has its solution. php -S localhost:8000 share | improve this answer | fol...