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<!doctype html>
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<head>
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<title>Node.js - Jose Fresco</title>
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<div class="presenter">
<div class="subtitle">
José Fresco | <a href="mailto:jfresco@baufest.com">jfresco@baufest.com</a>
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d="m 0,0 0,4.055 c 0,19.045 -7.789,35.877 -29.264,35.877 -18.025,0 -31.045,-12.287 -31.045,-33.419 0,-21.134 14.577,-33.543 33.717,-33.543 7.453,0 14.797,1.228 21.252,4.054 l 0,15.605 c -6.01,-3.564 -12.242,-4.915 -17.695,-4.915 -9.789,0 -15.91,3.438 -17.022,12.286 L 0,0 z m -40.281,12.532 c 0.447,7.372 3.896,13.394 11.127,13.394 8.013,0 11.129,-6.022 11.129,-13.394 l -22.256,0 z"
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d="m 0,0 c 4.676,-2.212 11.572,-4.423 18.805,-4.423 4.117,0 8.123,0.737 8.123,5.16 0,10.813 -28.487,3.195 -28.487,26.294 0,14.744 13.131,20.764 24.704,20.764 6.898,0 13.908,-0.859 20.361,-3.686 L 41.949,28.751 c -4.226,2.825 -10.57,4.3 -15.578,4.3 -4.34,0 -9.234,-0.86 -9.234,-4.422 0,-9.952 29.818,-2.09 29.818,-26.418 0,-17.077 -13.908,-21.378 -27.037,-21.378 -9.014,0 -15.133,0.983 -21.029,3.071 L 0,0 z"
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id="g46"><path
d="m 0,0 11.795,0 0,21.509 19.697,6.757 0,-28.266 14.02,0 0,-15.339 -14.02,0 0,-23.591 c 0,-7.74 1.668,-11.672 8.01,-11.672 2.004,0 4.117,0.491 6.121,0.859 l 0.666,-14.375 c -3.783,-0.491 -7.564,-1.228 -12.572,-1.228 -17.916,0 -22.254,8.723 -22.254,23.958 l 0,26.049 L 0,-15.339 0,0 z"
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id="path48"
style="fill:#231f20;fill-opacity:1;fill-rule:nonzero;stroke:none" /></g></g></g></g></svg> -->
</div>
<div class="step" data-x="0" data-y="0" data-z="0">
<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
width="200" height="200px" viewBox="0 0 512 512" enable-background="new 0 0 512 512" xml:space="preserve">
<path id="hexagon-outline-icon" d="M333.02,122.599L410.038,256L333.02,389.401H178.98L101.962,256l77.019-133.401H333.02
M359,77.599H153L50,256l103,178.401h206L462,256L359,77.599L359,77.599z"/>
</svg><br />
Node is server-side JavaScript <br />
built on Google's <b>V8</b> runtime
<!--
Node is a platform: a JavaScript interpreter (Google's V8 engine) plus a set
of built-in libraries oriented to Web
Nodejs home page
GitHub
Show console
-->
</div>
<div class="step" data-x="2000" data-y="0" data-z="0">
<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
width="200" height="200px" viewBox="0 0 512 512" enable-background="new 0 0 512 512" xml:space="preserve">
<path id="css-code-icon" d="M140.869,256c17.686,7.75,30.25,24.5,30.25,54v34.457c0,24.955,22.379,32.912,41.548,33.494v36.861
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</svg><br />
<b>Functions</b> are first-class objects
</div>
<div class="step" data-x="2000" data-y="1000" data-z="0">
<div>
<pre>
<code class="language-javascript">
$("#myButton").on("click", function(e) {
alert(e);
});</code>
</pre>
</div>
</div>
<div class="step" data-x="2000" data-y="1500" data-z="0">
<!--
Functions are objects: they have methods and properties...
-->
<div>
<pre>
<code class="language-javascript">
function add(x, y) {
return x + y;
}
add(2, 3); // returns 5</code>
</pre>
</div>
</div>
<div class="step" data-x="2000" data-y="2000" data-z="0">
<!--
... can be assigned to variables...
-->
<div>
<pre>
<code class="language-javascript">
var add = function(x, y) {
return x + y;
};
add(2, 3); // returns 5</code>
</pre>
</div>
</div>
<div class="step" data-x="2000" data-y="2500" data-z="0">
<pre>
<code class="language-javascript">
var add = new Function('x',
'y',
'return x + y');</code>
</pre>
</div>
<div class="step" data-x="2000" data-y="3000" data-z="0">
<!--
... and be passed as parameters to other functions.
A function passed as parameter is often called 'callback'
-->
<div>
<pre>
<code class="language-javascript">
var doOperation = function(operation, x, y) {
return operation(x, y);
};
doOperation(add, 2, 3); // returns 5</code>
</pre>
</div>
<!--
Code sample: reading a file synchronously and asynchronously
http://nodejs.org/api/fs.html#fs_fs_readfile_filename_options_callback
-->
</div>
<div class="step" data-x="3000" data-y="3250" data-z="100" data-scale="2">
<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
width="200px" height="200px" viewBox="0 0 512 512" enable-background="new 0 0 512 512" xml:space="preserve">
<path id="share-3-icon" d="M456.363,217.15l-53.111,98.847l-13.448-32.978C318.75,319.965,297.6,375.414,293.297,462h-71.764
c5.17-110.042,34.897-192.985,141.101-245.604l-13.587-33.318L456.363,217.15z M220.646,224.377
c13.368,10.646,25.29,22.229,35.857,34.786c10.568-12.562,22.508-24.14,35.879-34.79v-86.104l35.903,0.025L257.341,50
l-72.602,88.193l35.907,0.025V224.377z M226.917,303.48c3.346-6.436,6.94-12.671,10.786-18.712
c-20.825-26.611-49.125-49.452-87.312-68.373l13.588-33.318L55.637,216.125l54.137,99.872l13.448-32.978
c41.252,21.449,65.68,49.139,79.759,85.534C208.838,344.46,216.756,323.024,226.917,303.48z"/>
</svg><br />
Think <b>asynchronously</b>
</div>
<div class="step" data-x="5000" data-y="3250" data-z="100" data-scale="2">
<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
width="200px" height="200px" viewBox="0 0 512 512" enable-background="new 0 0 512 512" xml:space="preserve">
<path id="paper-plane-7-icon" d="M108.733,214.765l99.057,24.073l143.58-99.229L244.253,252.65l108.704,103.043L438.234,50
L108.733,214.765z M231.15,371.505l46.916-54.255l-46.916-45.199V371.505z M112.577,381.762l-24.713-8.698l82.53-77.479
l24.663,6.801L112.577,381.762z M168.576,455.36l-22.713-9.698l49.915-50.231l22.663,7.801L168.576,455.36z M98.479,462
l-24.713-8.698l111.42-110.719l24.663,6.801L98.479,462z"/>
</svg>
<br />
<h1>
<b>Event-driven</b> non-blocking I/O
</h1>
<!--
Code sample: http async
-->
</div>
<div class="step" data-x="7000" data-y="3250" data-z="100" data-scale="2">
<!-- Devil icon -->
<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" id="Sinner" x="0px" y="0px" width="200px" height="200px" viewBox="0 0 100 100" enable-background="new 0 0 100 100" xml:space="preserve">
<g id="Head_35_">
<path d="M50,25c18.196,0,33,14.804,33,33S68.196,91,50,91S17,76.196,17,58S31.804,25,50,25 M50,17C27.355,17,9,35.355,9,58 s18.355,41,41,41c22.643,0,41-18.355,41-41S72.643,17,50,17L50,17z"/>
</g>
<path id="Indifferent_3_" fill-rule="evenodd" clip-rule="evenodd" d="M65.111,77.464c0,2.072-1.869,3.758-4.172,3.758H39.062 c-2.304,0-4.171-1.686-4.171-3.758l0,0c0-2.075,1.867-3.758,4.171-3.758h21.878C63.242,73.706,65.111,75.389,65.111,77.464 L65.111,77.464z"/>
<circle id="Eye_37_" fill-rule="evenodd" clip-rule="evenodd" cx="38.187" cy="50.094" r="6.522"/>
<circle id="Eye_36_" fill-rule="evenodd" clip-rule="evenodd" cx="61.812" cy="50.093" r="6.522"/>
<path d="M24.582,26.6c-9.667,0-11.5-15.354-11.5-15.354s-6.666,17.687,1.75,27.02c0.156,0.173,0.312,0.336,0.471,0.488"/>
<path d="M74.994,26.6c9.668,0,11.5-15.354,11.5-15.354s6.668,17.687-1.75,27.02c-0.154,0.173-0.312,0.336-0.469,0.488"/>
</svg>
<br />
Callback <b>hell</b>
</div>
<div class="step" data-x="9000" data-y="3250" data-z="100" data-scale="2">
<!-- Saint icon -->
<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" id="Saintly" x="0px" y="0px" width="200px" height="200px" viewBox="0 0 100 100" enable-background="new 0 0 100 100" xml:space="preserve">
<g id="Head_27_">
<path d="M50,25c18.196,0,33,14.804,33,33S68.196,91,50,91c-18.196,0-33-14.804-33-33S31.804,25,50,25 M50,17 C27.357,17,9,35.355,9,58s18.356,41,41,41c22.644,0,41-18.355,41-41S72.645,17,50,17L50,17z"/>
</g>
<path id="Happy_6_" fill-rule="evenodd" clip-rule="evenodd" d="M65.941,72.209c-1.432,6.443-8.104,11.316-16.116,11.316 c-8.014,0-14.685-4.875-16.115-11.318"/>
<circle id="Eye_27_" fill-rule="evenodd" clip-rule="evenodd" cx="38.188" cy="50.094" r="6.522"/>
<circle id="Eye_26_" fill-rule="evenodd" clip-rule="evenodd" cx="61.812" cy="50.092" r="6.521"/>
<ellipse id="Halo_2_" fill-rule="evenodd" clip-rule="evenodd" cx="50" cy="9.916" rx="34" ry="5.75"/>
</svg>
<br />
<b>Promise</b> pattern
</div>
<div class="step" data-x="15000" data-y="8000" data-z="100" data-scale="4" data-rotate-z="90">
<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
width="200px" height="200px" viewBox="0 0 512 512" enable-background="new 0 0 512 512" xml:space="preserve">
<path id="shipping-box-3-icon" d="M330.916,335.512l5.75-3.348v29.426l-5.75,3.348V335.512z M321.13,370.637l5.75-3.35v-29.426
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L71.613,342.082V144.856l163.715-94.522L440.387,169.299z M204.801,102.601l159.833,94.352l32.557-18.031L235.292,84.996
L204.801,102.601z M261,271.447L101.257,178.98V324.84L261,417.686V271.447z M308.24,228.184l-157.789-94.204l-33.425,19.298
l159.478,92.482L308.24,228.184z M410.459,205.867l-28.766,15.931v53.452l-0.193,0.107v0.227l-56.306,31.083v-0.189L325,306.584
v-53.389l-34,18.83v146.799l119.459-69.549V205.867z M344.682,356.924l5.756-3.352v-29.426l-5.756,3.352V356.924z M378.25,337.381
l4.84-2.818l0.91-0.535v-29.42l-5.75,3.348V337.381z M354.307,351.32l5.75-3.348v-29.426l-5.75,3.348V351.32z"/>
</svg>
<br />
Modularization
</div>
<div class="step" data-x="13000" data-y="8000" data-z="400" data-scale="4" data-rotate-z="90">
<a href="http://wiki.commonjs.org/wiki/CommonJS">CommonJS</a>
</div>
<div class="step" data-x="12000" data-y="8000" data-z="650" data-scale="4" data-rotate-z="90">
require & exports
</div>
<div class="step" data-x="11000" data-y="8000" data-z="900" data-scale="4" data-rotate-z="90">
npm
</div>
<div class="step" data-x="11000" data-y="14000" data-scale="6" data-rotate-z="90">
<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.2" baseProfile="tiny" id="Layer_1" x="0px" y="0px" width="200px" height="200px" viewBox="0 0 100 100" xml:space="preserve">
<path d="M89,24.092C89,25.146,88.146,26,87.092,26H21.908C20.854,26,20,25.146,20,24.092v-0.185C20,22.854,20.854,22,21.908,22 h65.184C88.146,22,89,22.854,89,23.908V24.092z"/>
<path d="M94.591,23.089c-0.032-0.098-0.12-0.169-0.224-0.185l-1.078-0.158l-0.483-0.979c-0.051-0.098-0.161-0.135-0.249-0.135 s-0.197,0.038-0.246,0.135l-0.484,0.979l-1.079,0.158c-0.104,0.015-0.191,0.087-0.224,0.188c-0.033,0.101-0.006,0.208,0.07,0.28 l0.781,0.761l-0.184,1.079c-0.02,0.104,0.024,0.208,0.11,0.268c0.084,0.063,0.198,0.073,0.288,0.021l0.967-0.507l0.968,0.507 c0.093,0.052,0.207,0.039,0.291-0.021c0.084-0.06,0.127-0.165,0.11-0.268l-0.187-1.079l0.781-0.761 C94.596,23.3,94.623,23.193,94.591,23.089z"/>
<path d="M12.133,21.781c0.199-0.199,0.522-0.199,0.72,0l1.442,1.442c0.2,0.199,0.2,0.522,0,0.721l-1.442,1.442 c-0.198,0.199-0.521,0.199-0.72,0c-0.199-0.199-0.199-0.522,0-0.721l0.572-0.572h-1.561c-0.281,0-0.51-0.229-0.51-0.509 c0-0.282,0.229-0.51,0.51-0.51h1.561l-0.572-0.571C11.934,22.303,11.934,21.98,12.133,21.781z"/>
<path d="M8.003,25.385c-0.199,0.199-0.522,0.199-0.721,0L5.84,23.943c-0.199-0.199-0.199-0.522,0-0.721l1.442-1.442 c0.199-0.199,0.522-0.199,0.721,0c0.199,0.199,0.199,0.522,0,0.721l-0.572,0.572h1.561c0.281,0,0.51,0.229,0.51,0.51 c0,0.282-0.229,0.51-0.51,0.51H7.432l0.572,0.572C8.203,24.863,8.203,25.186,8.003,25.385z"/>
<path d="M18.914,23.913c-0.149,0-0.282-0.003-0.388-0.006c-0.073-0.002-0.134-0.003-0.181-0.003c-0.072,0-0.239,0-0.239,0.152 c0,0.475-0.386,0.861-0.861,0.861c-0.476,0-0.862-0.483-0.862-0.958S16.771,23,17.246,23h0.167l-0.139,0.235 c-0.089,0.089-0.139,0.256-0.139,0.383s0.049,0.27,0.139,0.359c0.178,0.179,0.49,0.19,0.668,0.012l0.944-0.938 c0.089-0.089,0.139-0.205,0.139-0.332s-0.049-0.244-0.143-0.336l-0.969-0.897c-0.178-0.178-0.49-0.178-0.669,0 c-0.089,0.09-0.139,0.209-0.139,0.335s0.05,0.122,0.149,0.22l0.1-0.042h-0.08c-0.009,0-0.019,0.121-0.029,0.121 c-0.996,0-1.807,0.873-1.808,1.87c0,0.997,0.811,1.839,1.808,1.839c0.997,0,1.808-0.795,1.808-1.792 C19.054,23.96,18.991,23.913,18.914,23.913z"/>
<path d="M100,13.4c0-2.43-1.97-4.4-4.4-4.4H4.4C1.97,9,0,10.97,0,13.4V89.6c0,2.43,1.97,4.4,4.4,4.4H95.6c2.431,0,4.4-1.971,4.4-4.4 V13.4z M94.938,12.686c0.941,0,1.705,0.763,1.705,1.704c0,0.941-0.764,1.705-1.705,1.705c-0.94,0-1.704-0.763-1.704-1.705 C93.234,13.449,93.998,12.686,94.938,12.686z M90.281,12.686c0.941,0,1.704,0.763,1.704,1.704c0,0.941-0.763,1.705-1.704,1.705 s-1.705-0.763-1.705-1.705C88.576,13.449,89.34,12.686,90.281,12.686z M85.85,12.686c0.941,0,1.704,0.763,1.704,1.704 c0,0.941-0.763,1.705-1.704,1.705s-1.704-0.763-1.704-1.705C84.146,13.449,84.908,12.686,85.85,12.686z M98,89.57 c0,1.455-0.771,2.43-2.226,2.43H4.761C3.306,92,2,91.025,2,89.57V19h96V89.57z"/>
<path d="M89.361,29H10.176C7.744,29,6,30.545,6,32.975V83.6c0,2.43,2.195,4.4,4.625,4.4h79.186C92.242,88,94,86.029,94,83.6V32.975 C94,30.545,91.791,29,89.361,29z M92,83.57c0,1.455-0.559,2.43-2.014,2.43h-79C9.531,86,8,85.025,8,83.57V33.004 C8,31.549,8.545,31,10,31h79c1.455,0,3,0.549,3,2.004V83.57z"/>
</svg>
<br />
A Web app framework: <b>Express</b>
</div>
<div class="step" data-x="11000" data-y="22000" data-scale="6" data-rotate-z="90">
<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
width="200px" height="200px" viewBox="0 0 512 512" enable-background="new 0 0 512 512" xml:space="preserve">
<path id="direction-13-icon" d="M462,161.977l-45.66,42.56H300.389v-88.218H416.34L462,161.977z M50,212.634l45.659,42.56h115.742
v-88.218H95.659L50,212.634z M233.343,422.193h44.871V89.807h-44.871V422.193z"/>
</svg>
<br />
<b>Socket.io</b>: Web Sockets & co.
</div>
<!-- <div class="step" data-x="8000" data-y="0" data-z="0">
npm has <span id="packagecount"><b>49000+</b></span> packages
</div>
-->
<!-- <div class="step" data-x="14000" data-y="0" data-z="0">
Notable projects
<ul>
<li>Cloud9</li>
<li>Firebase</li>
<li>Trello</li>
<li>Games!</li>
<li>...</li>
</ul>
</div>
-->
<div class="step" data-x="14000" data-y="0" data-z="900">
<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
width="200px" height="200px" viewBox="0 0 512 512" enable-background="new 0 0 512 512" xml:space="preserve">
<path id="user-14-icon" d="M461.968,359.358h-79.937c-0.004-86.998-43.49-45.648-43.49-121.885c0-27.52,18.017-42.455,41.15-42.455
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Community
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<path d="M50.419,20.567c0-7.859-6.394-14.253-14.253-14.253s-14.253,6.394-14.253,14.253v58.874 c0,7.859,6.394,14.253,14.253,14.253s14.253-6.394,14.253-14.253V20.567z M36.244,17.21c1.81,0,3.279,1.47,3.279,3.28 c0,1.81-1.47,3.279-3.279,3.279c-1.811,0-3.28-1.47-3.28-3.279C32.964,18.68,34.434,17.21,36.244,17.21z M42.081,74.902h-4.122 v3.891h-3.658v-3.891H30.41v-3.887h3.891v-3.893h3.658v3.893h4.122V74.902z"/>
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Resources
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<div class="step" data-x="16000" data-y="450" data-z="950">
<a href="http://youtu.be/jo_B4LTHi3I">This</a> talk by Ryan Dahl
</div>
<div class="step" data-x="16000" data-y="650" data-z="1000">
<a href="http://nodejs.org/api">nodejs.org/api</a>
</div>
<div class="step" data-x="16000" data-y="850" data-z="1050">
<a href="http://nodetuts.com/">nodetuts.com</a>
</div>
<div class="step" data-x="16000" data-y="1050" data-z="1100">
<a href="http://nodeschool.io/">nodeschool.io</a>
</div>
<div class="step" data-x="18000" data-y="0" data-z="900">
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<b>JavaScript</b>: state of the art
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<br />
Future
</div>
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<text transform="matrix(1 0 0 1 7.166 -24.5)"><tspan x="0" y="0" fill="#000000" font-family="'Helvetica-Bold'" font-size="6.1578">The Noun Project</tspan><tspan x="1.12" y="4.8" fill="#000000" font-family="'Helvetica-Bold'" font-size="4">Icon Template</tspan></text>
<text transform="matrix(1 0 0 1 -178.5 10.5)" fill="#000000" font-family="'Helvetica-Bold'" font-size="6.1578">Reminders</text>
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<text transform="matrix(1 0 0 1 -136.5 60.1572)"><tspan x="0" y="0" fill="#000000" font-family="'Helvetica-Bold'" font-size="3">Size</tspan><tspan x="0" y="5" fill="#000000" font-family="'Helvetica'" font-size="2.4">Cannot be wider or taller than </tspan><tspan x="0" y="8.5" fill="#000000" font-family="'Helvetica'" font-size="2.4">100px (artboard size)</tspan><tspan x="0" y="13.5" fill="#000000" font-family="'Helvetica'" font-size="2.4">Scale your icon to fill as much of </tspan><tspan x="0" y="16.5" fill="#000000" font-family="'Helvetica'" font-size="2.4">the artboard as possible</tspan></text>
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<text transform="matrix(1 0 0 1 -94 60.1572)"><tspan x="0" y="0" fill="#000000" font-family="'Helvetica-Bold'" font-size="3">Ungroup</tspan><tspan x="0" y="5" fill="#000000" font-family="'Helvetica'" font-size="2.4">If your design has more than one </tspan><tspan x="0" y="8" fill="#000000" font-family="'Helvetica'" font-size="2.4">shape, make sure to ungroup</tspan></text>
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<text transform="matrix(1 0 0 1 -50 60.1572)"><tspan x="0" y="0" fill="#000000" font-family="'Helvetica-Bold'" font-size="3">Save as</tspan><tspan x="0" y="5" fill="#000000" font-family="'Helvetica'" font-size="2.4">Save as .SVG and make sure </tspan><tspan x="0" y="8" fill="#000000" font-family="'Helvetica'" font-size="2.4">“Use Artboards” is checked</tspan></text>
<text transform="matrix(1.0074 0 0 1 -125.542 30.5933)" fill="#000000" font-family="'Helvetica'" font-size="2.5731">100px</text>
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Questions
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<title id="title3815">Social Media</title>
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