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Common Node

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Oleg Podsechin
Oleg Podsechin
TecnologiaDesign
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Intro to Common Node #camdug 27.08.2011
Why use JavaScript on the server? ,[object Object],[object Object],[object Object],[object Object],[object Object]
 
Akshell NarwhalJS Wakanda RingoJS
CommonJS modules // math.js exports.add = function(a, b) { return a + b; } // server.js var add = require('math').add; console.log(add(2, 2)); // client.js ???
CommonJS packages // package.json { &quot;name&quot;: &quot;hello&quot;, &quot;version&quot;: &quot;0.1.0&quot;, &quot;description&quot;: &quot;Hello world package&quot;, &quot;keywords&quot;: [&quot;hello&quot;, &quot;world&quot;], &quot;author&quot;: &quot;John Smith <john@smith.com>&quot;, &quot;main&quot;: &quot;./lib/hello.js&quot;, &quot;dependencies&quot;: {&quot;whatever&quot; : &quot;1&quot;}, &quot;engines&quot; : [&quot;v8&quot;, &quot;node&quot;, &quot;rhino&quot;], }
Node.js Event Loop ,[object Object],[object Object],[object Object],[object Object]
Async vs. Sync function add(callback) { http.get(url1, function(response1) { var part1 = response1.data; http.get(url2, function(response2) { var part2 = response2.data; callback(part1 + part2); } } }
Async vs. Sync http.get(url1) + http.get(url2)
Interoperability ,[object Object],[object Object],[object Object],[object Object]
Common Node ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
 
[object Object],[object Object],[object Object]

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Common Node

  • 1. Intro to Common Node #camdug 27.08.2011
  • 2.
  • 3.  
  • 5. CommonJS modules // math.js exports.add = function(a, b) { return a + b; } // server.js var add = require('math').add; console.log(add(2, 2)); // client.js ???
  • 6. CommonJS packages // package.json { &quot;name&quot;: &quot;hello&quot;, &quot;version&quot;: &quot;0.1.0&quot;, &quot;description&quot;: &quot;Hello world package&quot;, &quot;keywords&quot;: [&quot;hello&quot;, &quot;world&quot;], &quot;author&quot;: &quot;John Smith <john@smith.com>&quot;, &quot;main&quot;: &quot;./lib/hello.js&quot;, &quot;dependencies&quot;: {&quot;whatever&quot; : &quot;1&quot;}, &quot;engines&quot; : [&quot;v8&quot;, &quot;node&quot;, &quot;rhino&quot;], }
  • 7.
  • 8. Async vs. Sync function add(callback) { http.get(url1, function(response1) { var part1 = response1.data; http.get(url2, function(response2) { var part2 = response2.data; callback(part1 + part2); } } }
  • 9. Async vs. Sync http.get(url1) + http.get(url2)
  • 10.
  • 11.
  • 12.  
  • 13.