[Rails] How to avoid an attribute without passing it to post in formtastic

I am developing rails application. I have a check box in the form like: <%= b.check_box :chkbx, label: false, checked: false %> While submitting the form. I need to avoid passing checkbox name argument in the post. How to avoid checkbox attribute from passing it to post in formtastic? -- Post

[Rails] Re: Auto refresh the drop-down

Walter Davis wrote in post #1079286: > On Oct 10, 2012, at 2:13 PM, chandru c. wrote: > > rubyonrails-talk+unsubscr...@googlegroups.com. >> Jim, >> val2 = document.getElementById("item_id").value >> alert "Item saved" + msg.name >> "I guess here I have to add changes to make dro