Đối với công nghệ Flex, còn có một thị trường những sản phầm ứng dụng Adobe AIR tại Adobe AIR Marketplace đáng để quan tâm và sử có thể bắt đầu lắng nghe về Flex tại theflexshow. Nếu muốn tìm hiểu thêm podcast là gì thì xem tại | While debugging you also have the ability to review values of variables at runtime. The Variables panel see Figure 17-5 will list all object instances as well as their child properties and values. To change a value right-click on the variable and select Change Value. This will prompt you for the new value. Figure 17-5. The Variables panel When debugging an application you also have the ability to set breakpoints in and step through Flex framework code. Stepping through framework code will happen automatically when needed. To set breakpoints within the framework you will need to open the class file. An easy way to do this is to use the shortcut Ctrl-Shift-T within Flex Builder 2 and select the appropriate type. Once the class file is opened you can set breakpoints as you would normally. You can have only a single active debug session running at once. To end a debug session you can either close Flash Player or your browser or you can click on the red square within the Debug panel. Caution should be taken when closing an active debug session by closing the browser when it is executing within a browser as sessions that are in a halted state can cause a web browser to close unexpectedly. This book does not fully cover all the functionality possible with the debugger within Flex Builder 2. For full coverage you can review the documentation provided with Flex Builder 2. Debugging with Flex Builder 2 417 Remote Debugging When attempting to isolate a bug in an application it is possible that you will encounter a case where a bug is reproducible on only a specific machine. For such a case you can use the Flash Debug Player s remote debugging feature. This feature can also be useful if you would want to use the Flex Builder debugger on a Windows or Mac-based machine while the application is executed under Linux which does not have a native version of Flex Builder available. As mentioned earlier debugging occurs over a TCP connection on port 7935. Such a connection is .
