Great resource Prashant! Just want to add another lines which might help:
1 - Opensocial extension for firebug - helps to debug, and allows to inject javascript without needing to reload the page: https://addons.mozilla.org/en-US/firefox/addon/13124 2 - OSDE is a great Eclipse Plugin to develop Opensocial Apps: http://code.google.com/p/opensocial-development-environment/ Regards, Robson Dantas 2010/2/24 Prashant (Google) <p...@google.com> > > > ---------- Forwarded message ---------- > From: Dhaval Pancholi <dhavalyo...@gmail.com> > Date: Feb 24, 12:33 pm > > I have come through many posts where they take > you step by step how to write an orkut application but there are very > very few posts which help developers to debug an orkut application. > > Following few debugging tips always work for me. > > 1) IMP. point Check whether your new xml is been loaded. orkut always > takes xml fom cache so whenever you upload your new xml it does'nt > come from your server it comes from orkut cache. So Solution append > &bpc=1 in your xml url so that your entire url looks like > http://www.yourdomain.com/abc.xml?bpc=1 > To be totally sure that my new xml is been loaded i generally append > version number and have an alert in the first function of my xml which > points me out my mxl version alert(' v-1.1'); > alert(' v-1.2'); and etc. > > 2) Use Firebug-firefox addon to show you your javascript errors. > > 3) If you get error 500 Internal Server Error. Check your url you > submitted to orkut in a stand alone page. There might be a case your > server may be at fault. > > 4) Now in profile view if you are calling some json data with url > using profile templates check that url in a stand alone. to see > whether your file outputs proper json formatted string. > > 5) Many times orkut returns us an object in a callback function now > this is very frustrating thing now how on earth would i know what data > that object contains. Trust me there are many times where you would > want to use the returned object. So following function i use which > gives me all the properties and methods of the object which helps me a > lot. > > Pass any object in this function and your would get all the properties > and methods in the alert box. > > function popUpProperties(inobj) { > var html=""; > for (objprop in inobj) { > html=html+objprop + ' => ' + inobj[objprop] + '\n'; > } > alert(html); > > } > > 6) For the last one this will not help you debug but it will > definitely help you not freak out. There are many posts telling i got > your token has been expired.{I posted the same questions few months > ago :) } So in this case here is what you do. You logout of your > sandbox account and then you log in again and then start working with > your application. Your authorization token seems to get destroyed when > you clear your > cache etc. > > -- > You received this message because you are subscribed to the Google Groups > "Orkut Developer Forum" group. > To post to this group, send email to opensocial-or...@googlegroups.com. > To unsubscribe from this group, send email to > opensocial-orkut+unsubscr...@googlegroups.com<opensocial-orkut%2bunsubscr...@googlegroups.com> > . > For more options, visit this group at > http://groups.google.com/group/opensocial-orkut?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Orkut Developer Forum" group. To post to this group, send email to opensocial-or...@googlegroups.com. To unsubscribe from this group, send email to opensocial-orkut+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/opensocial-orkut?hl=en.
