[flexcoders] space between columns in a multi series column chart

i have the simplest column chart, clustered, with an unknown number of series. i want the columns to be spaced from one another by an X number of pixels. in other words - i want [say] 5 pixels space between all columns in a cluster. how do?

[flexcoders] programmatically showing data tips on a chart

I have seen this question asked many times (Adobe guys noticed it too, but nothing was done yet): how do I programmatically show a specific DataTip ? here is how: http://shemesh.wordpress.com/2008/06/03/programmatically-showing-data-tips-on-a-chart/

[flexcoders] how to make a datatip stay on the chart?

hello, i m programmatically showing a datatip on a LineSeries. but how do i make it stay? for now it is disappearing when moving the mouse over the chart. i want it to stay there until i tell it to go off. how? this is my code: mx:Application xmlns:mx=http://www.adobe.com/2006/mxml;