ppecher questions

• In JavaScript, what does the term 'side-effect' refer to?
• What is Ext.Component.initialConfig, what does it do, and in what context is it used?
• Are event handler, event listener, and event registration all referring to the same thing?
• What is Ext.id()?
• How to hide rows in ExtJS GridPanel?
• Do the && and || operators convert their operands to booleans?
• What is the difference between native objects and host objects?

ppecher answers