How to insert ${...} literal in property file?

Hello, guys, Please, help me to insert ${id} literal in a property file. Back slashes don't work for me. And how to tell PatternValidator to work differently for two fields in a form? Heidi - To unsubscribe, e-mail:

Re: AjaxSelfUpdatingTimerBehavior Once

on the AjaxSelfUpdatingTimerBehavior. No idea if this is the best practice but it's worked for me. Kevin Heidi Burn wrote: Hi, guys, I code AjaxSelfUpdatingTimerBehavior with isTemporary() {return true;}. After being called once I get ERROR - RequestCycle

AjaxSelfUpdatingTimerBehavior Once

Hi, guys, I code AjaxSelfUpdatingTimerBehavior with isTemporary() {return true;}. After being called once I get ERROR - RequestCycle   - java.lang.NullPointerException     at org.apache.wicket.request.