Cross-platform tips, tricks and gotchas

Question

If you have been working on a cross-platform development project, what advice do you have for someone (like me) considering you're getting started? Examples:

• What worked
• What wasn’t?
• What problems did you encounter and how did you solve them?
• Did you strive for constant appearance and functionality on all platforms or try to take advantage of each platform?
• What languages ​​and cross-platform libraries did you make use of and did they fulfill their requirements?
• Was it a desktop, mobile or web application?

Answer 1

- . , USB.

- - , Mozilla XULRunner.

- - , firefox thunderbird, ( ?) .

, , - , .

mozilla , .

javascript html- , xul styling, css ( ++, , ​​ , .

XUL (IMO), - ui.

XUL , - , XULRunner, . , - , ++ ( XPCom Xul).

. , , . Mac, - .

, .

• - , QT (, PyQT), tcl/tk .. , , , .

• AIR, JavaFX .NET/Mono. , (XP Java, Mac .NET/Mono, AIR). -, , . .

• ( Appcellerator), , XULRunner. , , XULRunner. , , , . , - - , , , .

, .