Try using the devlopers version of JQuery. Sometimes the minified versions can cause unexpected problems.
If that does not solve your problem then I would have to read through your whole code base to see for myself what is going on - And I'm not exactly prepared to do that . . . On Mon, May 11, 2015 at 8:23 PM, <[email protected]> wrote: > Having this same problem now. Did you ever figure this out? > > On Saturday, October 18, 2014 at 5:39:21 PM UTC-4, jw wrote: >> >> I'm attempting to write a basic html page to control hardware on the >> BeagleBone Black. The HTML file looks like this: >> <!DOCTYPE html> >> <html> >> <head> >> <script src="/socket.io/socket.io.js"></script> >> <script src="http://code.jquery.com/jquery-2.1.1.min.js";></script> >> <script> >> var socket = io.connect(); >> socket.on('ledstatus', function (data) { >> console.log(data); >> $('body').css('background-color', data); >> }); >> >> function ledOn(){ >> socket.emit('led', 'on'); >> } >> >> function ledOff(){ >> socket.emit('led', 'off'); >> } >> </script> >> </head> >> <body> >> <input type="button" name="on" id="onButton" value="on" >> onClick="ledOn();"> >> <input type="button" name="off" id="offButton" value="off" >> onClick="ledOff();"> >> </body> >> </html> >> >> And the .js file looks like this: >> var app = require('http').createServer(handler); >> var io = require('socket.io').listen(app); >> var fs = require('fs'); >> var bb = require('bonescript'); >> >> app.listen(8090); >> >> console.log('Server running on: http://' + bb.getPlatform().ipAddress + >> ':8090'); >> >> bb.pinMode('USR3', 'out'); >> bb.digitalWrite('USR3', 0); >> >> function handler (req, res) { >> fs.readFile('index.html', >> function (err, data) { >> if (err) { >> res.writeHead(500); >> return res.end('Error loading index.html'); >> } >> >> res.writeHead(200); >> res.end(data); >> }); >> } >> >> io.sockets.on('connection', function (socket) { >> socket.on('led', function (data) { >> console.log(data); >> if (data == 'on') { >> bb.digitalWrite('USR3', 1); >> socket.emit('ledstatus', 'green'); >> socket.broadcast.emit('ledupdate', 'green'); >> } >> else { >> bb.digitalWrite('USR3', 0); >> socket.emit('ledstatus', 'red'); >> socket.broadcast.emit('ledupdate', 'red'); >> } >> }); >> }); >> >> And it works just fine. The problem is that my application will not have >> internet access which makes this line problematic: >> <script src="http://code.jquery.com/jquery-2.1.1.min.js";></script> >> >> So I downloaded jquery-2.1.1.min.js to the same directory as the HTML >> and .js files, and changed the above line to: >> <script src="jquery-2.1.1.min.js"></script> >> >> And it stops working, and I get the following errors when I use Chrome's >> inspect element tool: >> Uncaught SyntaxError: Unexpected token < >> Uncaught ReferenceError: $ is not defined >> >> Anybody know what's going on here? >> > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
