timkl questions

• Can I add a PHP array key without an assigned value in a class variable?
• Scaling images for various resolutions on Android
• Animate addClass/removeClass?
• jQuery validation - only show one error message
• OSX - always hide certain files
• Form submits twice when pressing return/enter
• Change the color of jfreechart piechart
• IE adds extra top-margin to every li-element
• How to put border on <area>?
• Looping setTimeout

timkl answers