I use learnyounode run command. and after these tips the problem is solved.
it seems that __dirname does not the work properly. Roelof Op zondag 11 januari 2015 19:55:19 UTC+1 schreef Forrest L Norvell: > What command line are you using? What happens when you add console.log > statements saying what values you’re going to pass to each of the library > calls you make? > > (You should use path.resolve or path.join instead of filename = __dirname > + argv[3] — __dirname doesn’t come with a trailing slash, among other > things.) > > F > > > On Sun, Jan 11, 2015 at 8:06 AM, Roelof Wobben <[email protected] > <javascript:>> wrote: > >> I try to make a exercise of nodeschool.io but I cannot make it work. >> >> I have this : >> >> >> var http = require ('http'); >> var fs = require('fs') >> >> http.createServer(function(req, res) { >> >> var filename = __dirname+ process.argv[3] >> var readStream = fs.createReadStream(filename); >> >> readStream.on('open', function () { >> readStream.pipe(res); >> }); >> >> readStream.on('error', function(err) { >> res.end(err); >> }); >> }).listen(process.argv[2]); >> >> >> then I see this error >> >> >> http.js:851 >> throw new TypeError('first argument must be a string or Buffer'); >> ^ >> TypeError: first argument must be a string or Buffer >> at ServerResponse.OutgoingMessage.write (http.js:851:11) >> at ServerResponse.OutgoingMessage.end (http.js:985:16) >> at ReadStream.<anonymous> >> (/home/roelof/node_exercises/learnyounode/httpfileserver.js:16:9) >> at ReadStream.emit (events.js:95:17) >> at fs.js:1513:12 >> at Object.oncomplete (fs.js:107:15) >> ✗ Error connecting to http://localhost:40856: socket hang up >> >> >> when I swap the process.argv then I see this message ; >> >> >> events.js:72 >> throw er; // Unhandled 'error' event >> ^ >> Error: listen EADDRINUSE >> at errnoException (net.js:904:11) >> at Server._listen2 (net.js:1023:19) >> at listen (net.js:1064:10) >> at Server.listen (net.js:1132:5) >> at Object.<anonymous> >> (/home/roelof/node_exercises/learnyounode/httpfileserver.js:16:4) >> at Module._compile (module.js:456:26) >> at Object.Module._extensions..js (module.js:474:10) >> at Module.load (module.js:356:32) >> at Function.Module._load (module.js:312:12) >> at Module.require (module.js:364:17) >> ✗ Error connecting to http://localhost:5727: connect ECONNREFUSED >> >> >> -- >> Job board: http://jobs.nodejs.org/ >> New group rules: >> https://gist.github.com/othiym23/9886289#file-moderation-policy-md >> Old group rules: >> https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines >> --- >> You received this message because you are subscribed to the Google Groups >> "nodejs" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> To post to this group, send email to [email protected] >> <javascript:>. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/nodejs/7a0d1159-c805-4d6a-9605-25a6d3bc9ff9%40googlegroups.com >> >> <https://groups.google.com/d/msgid/nodejs/7a0d1159-c805-4d6a-9605-25a6d3bc9ff9%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> For more options, visit https://groups.google.com/d/optout. >> > > -- Job board: http://jobs.nodejs.org/ New group rules: https://gist.github.com/othiym23/9886289#file-moderation-policy-md Old group rules: https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines --- You received this message because you are subscribed to the Google Groups "nodejs" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/nodejs/48d05c92-7b8c-45f2-aab9-9e033032bfa9%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
