I don't see this. The URL can't be opened. BTW, I also tried the code with CB 0.8.9 and no luck.
Thanks Romu can2nac於 2014年1月16日星期四UTC+8上午6時33分56秒寫道： > > also there is some helping info in server response > > http://localhost:8001/greeting/pull/1389825103565229 > > <html> > <head> > <title>Oops!</title> > <link rel="stylesheet" type="text/css" > href="/static/edoc/stylesheet.css" title="EDoc"> > </head> > <body> > <div class="container"> > <h1>We got a problem!</h1> > <div class="alert alert-warning">This message will appear in > production; you may want to define a 500 handler in > /home/can2nac/projects/erlang/cb_tutorial/priv/cb_tutorial.routes</div> > <h2>Error:</h2> > <pre>{function_clause, > [{boss_json,json_data1, > [[{greeting,"greeting-31","test message\r\n"}],[],[]], > [{file,"src/boss/boss_json.erl"},{line,23}]}, > {boss_json,json_data1,3,[{file,"src/boss/boss_json.erl"},{line,32}]}, > {boss_json,encode,2,[{file,"src/boss/boss_json.erl"},{line,9}]}, > {boss_web_controller,process_action_result,4, > [{file,"src/boss/boss_web_controller.erl"},{line,1050}]}, > {boss_web_controller,execute_action,4, > [{file,"src/boss/boss_web_controller.erl"},{line,882}]}, > {boss_web_controller,process_dynamic_request,4, > [{file,"src/boss/boss_web_controller.erl"},{line,521}]}, > {boss_web_controller,process_request,4, > [{file,"src/boss/boss_web_controller.erl"},{line,510}]}, > {timer,tc,3,[{file,"timer.erl"},{line,194}]}]}</pre> > <h2>Request:</h2> > <pre > class=".pre-scrollable">{simple_bridge_request_wrapper,mochiweb_request_bridge, > > {mochicow_request,#Port<0.61244>,'GET',"/greeting/pull/1389825103565229", > {1,1}, > {10, > {"host", > {"host","localhost:8001"}, > {"connection", > {"connection","keep-alive"}, > {"cache-control", > {"cache-control","max-age=0"}, > {"accept", > {"accept","*/*"}, > nil, > {"accept-encoding", > {"accept-encoding","gzip,deflate,sdch"}, > nil, > {"accept-language", > {"accept-language","ru,en-US;q=0.8,en;q=0.6"}, > nil,nil}}}, > nil}, > {"dnt",{"dnt","1"},nil,nil}}, > {"user-agent", > {"user-agent", > "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, > like Gecko) Ubuntu Chromium/31.0.1650.63 Chrome/31.0.1650.63 > Safari/537.36"}, > {"referer", > {"referer","http://localhost:8001/greeting/live"}, > nil,nil}, > {"x-requested-with", > {"x-requested-with","XMLHttpRequest"}, > nil,nil}}}}, > <<>>}, > false,[],[],none}</pre> > <h2>Application info:</h2> > <pre > class=".pre-scrollable">{boss_app_info,cb_tutorial,[],"/static","/doc",all, > [{cb_tutorial_01_news,[]}], > <0.348.0>,<0.349.0>,<0.351.0>,<0.352.0>,[],[], > ["cb_tutorial_greeting_controller"]}</pre> > <p><em>Thu, 16 January 2014 12:31 a.m.</em></p> > </div> > </body> > > > > > On Tuesday, January 14, 2014 12:32:50 PM UTC+2, Romu wrote: >> >> Hi, >> >> I was trying the example in CB tutorial "3. Implementing real-time >> updates with save hooks", below is my live.html: >> >> <html><head> >> <title>Fresh hot greetings!</title> >> <script src=" >> http://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js >> "></script> >> <script> >> function listen_for_events(timestamp) { >> $.ajax("/greeting/pull/"+timestamp, { success: >> function(data, code, xhr) { >> console.log(typeof data.greetings); >> console.log(typeof data.greetings !== 'undefined' ? >> data.greetings.length : 'There is no spoon.'); >> for (var i=0; i<data.greetings.length; i++) { >> var msg = data.greetings[i].greeting_text; >> $("#greeting_list").append("<li>"+msg); >> } >> listen_for_events(data.timestamp); >> } }); >> } >> $(document).ready(function() { >> listen_for_events({{ timestamp }}); >> }); >> </script> >> </head> >> <body> >> <ul id="greeting_list"> >> {% for greeting in greetings %} >> <li>{{ greeting.greeting_text }} >> {% empty %} >> <li>No greetings! >> {% endfor %} >> </ul> >> </body> >> </html> >> >> When I create a new greeting, the live page does not update with the new >> greeting, in console I see javascript error: >> >> Uncaught TypeError: Cannot read property 'length' of undefined live:10 >> $.ajax.success live:10 >> c jquery.js:3048 >> p.fireWith jquery.js:3160 >> k jquery.js:8235 >> r jquery.js:8778 >> >> Actually 'data' is undefined here. >> >> Browser is Chrome 32.0.1700.72 m. I also tried jquery 1.70 and 2.0.3, >> same issue. >> >> Any idea? >> >> >> Thanks >> Romu >> > -- You received this message because you are subscribed to the Google Groups "ChicagoBoss" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. Visit this group at http://groups.google.com/group/chicagoboss. To view this discussion on the web visit https://groups.google.com/d/msgid/chicagoboss/7d143b6f-2c4f-49d4-980c-676759e239e5%40googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.
