? How to generate dynamic columns in JSF Datatable?

Would like to have following data table structure:+--------------------------------------------------------------+| dynamic | dynamic | dynamic ||---------------------
 ? NPE Argument Error: Parameter value is null (JSF) only when <h:head> is in page

I have a jsf page, main.xhtml:<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/x
 ? Netbeans, jsp:include

I'm using JSF in NetBeans. All I want to do is to include a page within another page. But whatever I tried, and when I run the main page, I get no error but I can't see my included page in a main page
 ? How to preselect an option of h:selectOneMenu

Is there possible to preselect one of options from the select menu?I have this UI Component:<h:selectOneMenu value="#{authenticateController.country}"> <f:selectItems value="#{constants.co
 ? How to reload page when a button is clicked?

I need to refresh current page when confirm button is clicked. I am trying to find the answer on the internet, but with little or no success at all. It would be nice if there was a way to update it fr
 ? How to insert tab in a jsf page?

This question already has an answer here: h:outputText seems to trim whitespace, how do I preserve whitespace? 1 answer
 ? URL encoding and JSF REDİRECT

I must have utf-8 characters in url.For example there is a string that is to be put in url:"Hayranlık"I thought to encode it:try{ selected=URLEncoder.encode(selected,"UTF-8"); }catch
 ? How to change the background color to perticular word inside a h:inputTextarea

I made a from with input text area, and the value will come from database.value is some thing like : A 2 year notice has bean applied by mycompany with effect from 12 December 2012.I want to hilight 1
 ? How to invoke a helper method with arguments in EL

I have a list of values in a managed bean.Values120703060However the requirement is to map these values to a Color in between red(0%) and green(100%). I need to provide this converted color value to a
 ? Retaining GET request query string parameters on JSF form submit

I have 3 pages:main.xhtmlagreement.xhtmlgenerated.xhtmlThe agreement.xhtml needs two parameters to load correctly: serviceId and site. So, a normal url looks like this: /app/agreement.xhtml?site=US&am
 ? Retaining GET request query string parameters on JSF form submit

I have 3 pages:main.xhtmlagreement.xhtmlgenerated.xhtmlThe agreement.xhtml needs two parameters to load correctly: serviceId and site. So, a normal url looks like this: /app/agreement.xhtml?site=US&am
 ? Retaining GET request query string parameters on JSF form submit

I have 3 pages:main.xhtmlagreement.xhtmlgenerated.xhtmlThe agreement.xhtml needs two parameters to load correctly: serviceId and site. So, a normal url looks like this: /app/agreement.xhtml?site=US&am
 ? jsf viewparam lost after validation error

This question already has an answer here: Retaining GET request query string parameters on JSF form submit 2 answers
 ? Retain original GET request parameters across postbacks

This question already has an answer here: Retaining GET request query string parameters on JSF form submit 2 answers
 ? How can I maintain param on ajax call?

This question already has an answer here: Retaining GET request query string parameters on JSF form submit 2 answers
 ? JSF Missing get parameters in url

This question already has an answer here: Retaining GET request query string parameters on JSF form submit 2 answers

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