http://www.screenshot.at/blog This blog is about Flash, Flex, RIA related stuff Sun, 01 Aug 2010 15:57:36 +0000 http://backend.userland.com/rss092 en After quite a long time the project i have joined last November in now online: http://www.cmcmarkets.co.uk http://www.screenshot.at/blog/2010/08/01/cmc-spreadbetting-application-is-now-online/ Thibault Imbert from Adobe has published a whitepaper for performance optimization, with a lot of useful information specially targeting Flash Player 10.1 and mobile content. Some parts sounds somehow strange, like the recommendation to avoid Event Dispatching as for every event an object has to be created. On the other hand ... http://www.screenshot.at/blog/2010/02/15/adobe-whitepaper-for-performance-optimization/ If you ever had some strange problems with styles in Flex, you might want to know how styles are internally handled and implemented. Ok this post will not cover too much of all the stuff going on there, but a bit of the basics how styles are finding their way from ... http://www.screenshot.at/blog/2010/01/08/a-question-of-style/ I just found a promising anti-theft software for my brand new MacBook Pro: Undercover from orbicule. It´s important to activate apples firmeware password protection to ensure that a harddrive reformatting or replacement will not allow booting up your mac without password. An alternative firewall for mac to control outgoing connections from your apps and ... http://www.screenshot.at/blog/2009/07/05/macbook-anti-theft-software-and-firewall/ LocalConnection is a great feature in flash, but unfortunately it has some limitations and the API is somehow "suboptimal". Evan Gifford from Blitz has set up an open source project where the size limitations of 40 kb are bypassed and the project provides a nice API. Resources: http://labs.blitzagency.com/?p=650 http://code.google.com/p/flashlcs/ http://rockonflash.wordpress.com/2009/03/05/new-localconnection-api-rocks-and-its-os/ http://livedocs.adobe.com/flash/9.0/ActionScriptLangRefV3/flash/net/LocalConnection.html http://www.screenshot.at/blog/2009/05/26/open-source-project-localconnectionservice/ I have commited a bug report to Adobe about the high cpu usage in Flash applications at idle state. Please vote for this bug, so it has higher chances to get fixed soon. There is also another bug report by Grant Skinner regarding the same issue. Here is a copy of the bug ... http://www.screenshot.at/blog/2009/05/10/flash-high-cpu-usage-in-idle-state/ My wishlist for a CSS inspector has had been already fulfilled: http://code.google.com/p/fxspy A great code formatter as Eclipse plugin for Flex Builder: http://code.google.com/p/flexformatter Download: http://sourceforge.net/projects/flexformatter/ HP has published a security analysis tool for Flash content. It´s also a decompiler to inspect the Actionscript code: SWFScan Good overview about security issues in Flash: http://www.owasp.org/index.php/Category:OWASP_Flash_Security_Project http://www.adobe.com/devnet/flashplayer/articles/secure_swf_apps.html A great resource ... http://www.screenshot.at/blog/2009/05/09/some-nice-tools/ At my first posts I wrote about my favorite Flex feature: Databinding Now I will take a look at the opposite, IMHO the most precarious "feature" in Flex: callLater() If you have a dodgy problem that a certain property is not available when it already should be and you ask someone at ... http://www.screenshot.at/blog/2009/05/05/the-infamous-calllater/ At styling and changing my blog theme, i really fall in love with Web Developers (Firefox addon) CSS tools. Just rollover or select an element and see the css used. Edit it live and see immediately the changes. How nice would it be to have something inside Flex Builder? For re-styling or adopting ... http://www.screenshot.at/blog/2009/04/28/wishlist-css-inspectorlive-editor-for-flex/ So now lets get our hands dirty and check out the generated code which is created behind the scenes. When you compile a Flex application the compiler runs the compilation in 2 steps: The mxmlc compiler generates a lot of Actionscript classes The compc compiler compiles from the generated classes plus your custom ... http://www.screenshot.at/blog/2009/04/26/databinding-under-the-hood-part3-generated-code/