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News From the Front Lines - an update on Front-End Tech

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What's the current state of your front end programming? With the html5 stack, responsive design methods, and browsers constantly updating their support for new tech, it's hard to keep up. We will touch on the current spec and adoption of html5 standards, css standards, less, responsive techniques as well as discussing browser support. You'll be aware of the options that are available today and what will be available in the near future.

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News From the Front Lines - an update on Front-End Tech

  1. 1. News From the Front Lines
 an Update on HTML5 and Front-End Tech Kevin Bruce Creative Director php[architect] magazine
  2. 2. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Who I Am •Designer •Developer •Co-Founder of musketeers.me 2
  3. 3. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 What I do •Design php[architect] magazine, books, and conferences. •Front end developer- mostly CSS and some JavaScript 3
  4. 4. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 An Update on HTML5 and Front-End Tech 4
  5. 5. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 5 Front-End Web Development. Some historical context
  6. 6. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 1998 • HTML3 • Rollovers • Banners • Animated Gifs • php3 Released 6 print(“Hello World”);
  7. 7. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 2000 • Flash Explodes in Popularity • php4 Released • Javascript still a mess 7 echo “Hello World”;
  8. 8. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 2004-2005 • Social Media Begins • Blogs • Ajax (the javascript variety) has entered the lexicon • PHP5 is released 8 $hello = new HelloWorld;
  9. 9. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 2008 • Web Apps • JS Libraries • APIs • Adobe Air (Flash for Desktop) 9
  10. 10. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 2010 • Steve Jobs publishes some “Thoughts on Flash”… • HTML5 Championed by Apple 10
  11. 11. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 2012 • HTML5 Stack embraced by developers and web clients • Flash’s popularity has plummeted 11
  12. 12. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 12 Current HTML5 API Landscape
  13. 13. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 13 Semantics
  14. 14. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Semantics 14 More Meaningful Tags Outlining and sectioning elements in HTML5: <section>, <article>, <nav>, <header>, <footer> and <aside>. <article> <header> <h1>Mystery</h1> </header> <section> <h2>Chapter 1</h2> <p>It was a dark…</p> </section> <aside> <p>advertising block</p> </aside> <section> <h2>Chapter 2</h2> <p>It was a dark…</p> </section> </article> 4.1 5 4 9
  15. 15. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Semantics 15 Semantic Elements Beside sections, media and forms elements, there are numerous new elements, like <mark>, <figure>, <figcaption>, <data>, <time>, <output>, <progress>, or <meter> and <main>, increasing the amount of valid HTML5 elements. <figure> <img src="https://developer.cdn.mozilla.net/media/img/mdn-logo-sm.png" alt="An awesome picture"> <figcaption>Fig1. MDN Logo</figcaption> </figure> <p>The &lt;mark&gt; element is used to <mark>highlight</mark> text</p> The <mark> element is used to highlight text 5.1 8 4 9
  16. 16. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Semantics 16 Audio and Video Tags The <audio> and <video> elements embed and allow the manipulation of new multimedia content. Semantics <audio src="foo.ogg"> <track kind="captions" src="foo.en.vtt" srclang="en" label="English"> <track kind="captions" src="foo.bul.vtt" srclang="bul" label="Bulgarian"> </audio> <video width="320" height="240" controls>   <source src="movie.mp4" type="video/mp4">   <source src="movie.ogg" type="video/ogg">   Your browser does not support the video tag. </video> 3.1 3 3.5 9
  17. 17. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Semantics 17 iframe enhancements Using the sandbox, seamless, and srcdoc attributes, authors can now be precise about the level of security and the wished rendering of an <iframe> element. <iframe width="400" height=“215" seamless=“seamless” sandbox="allow-same-origin allow-scripts allow-popups allow-forms” src="https://maps.google.com/maps?…”> </iframe> In JavaScript, iframe still complies to the same-origin policy as before. Cross-domain communication can still be achieved with window.postMessage. 5 1 17 10
  18. 18. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 18 Connectivity
  19. 19. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Connectivity 19 Web sockets Allows creating a permanent connection between the page and the server and to exchange non-HTML data through that means. var connection = new WebSocket(‘ws://services.example.com/chat', ['soap', 'xmpp']); // When the connection is open, send some data to the server connection.onopen = function () { connection.send('Ping'); // Send the message 'Ping' to the server }; Notice the ws:. This is the new URL schema for WebSocket connections. There is also wss: for secure WebSocket connection. 5 6 4 X
  20. 20. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Connectivity 20 Server Sent Events Allows a server to push events to a client, rather than the classical paradigm where the server could send data only in response to a client's request. var evtSource = new EventSource(“push_demo.php"); var evtSource = new EventSource("//api.example.com/push_demo.php", { withCredentials: true }); evtSource.onmessage = function(e) { var newElement = document.createElement("li"); newElement.innerHTML = "message: " + e.data; eventList.appendChild(newElement); } 5 5 6 X
  21. 21. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Connectivity 21 WebRTC (Real Time Communication) This technology, where RTC stands for Real-Time Communication, allows connecting to other people and controlling videoconferencing directly in the browser, without the need for a plugin or an external application. WebRTC is used in various apps like WhatsApp, Facebook Messenger, appear.in and platforms such as TokBox. Excellent introduction and how-to: http://www.html5rocks.com/en/tutorials/webrtc/basics/ Connectivity X 5 22 X
  22. 22. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 22 Offline Functionality
  23. 23. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Offline Functionality 23 DOM storage Client-side session and persistent storage allows web applications to store structured data on the client side. if(!localStorage.getItem('bgcolor')) { populateStorage(); } else { setStyles(); } function populateStorage() { localStorage.setItem('bgcolor', document.getElementById('bgcolor').value); setStyles(); } function setStyles() { var currentColor = localStorage.getItem('bgcolor'); document.getElementById('bgcolor').value = currentColor; htmlElem.style.backgroundColor = '#' + currentColor; } 4 10.5 3.5 8
  24. 24. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Offline Functionality 24 indexDB IndexedDB is a web standard for the storage of significant amounts of structured data in the browser and for high performance searches on this data using indexes. var db; var request = indexedDB.open("MyTestDatabase"); request.onerror = function(event) { alert("Why didn't you allow my web app to use IndexedDB?!"); }; request.onsuccess = function(event) { db = event.target.result; }; 7.1 24 16 10
  25. 25. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Offline Functionality 25 File Access for Web Applications Support for the new HTML5 File API has been added to Gecko, making it possible for web applications to access local files selected by the user. This includes support for selecting multiple files using the <input> of type file HTML element's new multiple attribute. There also is FileReader. var dropbox; dropbox = document.getElementById("dropbox"); dropbox.addEventListener("dragenter", dragenter, false); dropbox.addEventListener("dragover", dragover, false); dropbox.addEventListener("drop", drop, false); 6 7 3.6 10
  26. 26. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 26 Multimedia
  27. 27. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Multimedia 27 Audio/Video without plugins The <audio> and <video> elements embed and allow the manipulation of new multimedia content. <audio src="foo.ogg"> <track kind="captions" src="foo.en.vtt" srclang="en" label="English"> <track kind="captions" src="foo.bul.vtt" srclang="bul" label="Bulgarian"> </audio> <video width="320" height="240" controls>   <source src="movie.mp4" type="video/mp4">   <source src="movie.ogg" type="video/ogg">   Your browser does not support the video tag. </video> 34.1 3 3.5 9
  28. 28. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Multimedia 28 <track> and webVTT The <track> element allows subtitles and chapters. WebVTT is a text track format. <video width="320" height="240" controls> <source src="forrest_gump.mp4" type="video/mp4"> <source src="forrest_gump.ogg" type="video/ogg"> <track src="subtitles_en.vtt" kind="subtitles" srclang="en" label="English"> <track src="subtitles_bul.vtt" kind="subtitles" srclang="bul" label="Bulgarian"> </video> in the subtitles_bul.vtt file: WEBVTT 1 00:00:22.230 --> 00:00:24.606 Koĭ misli Bŭlgariya PHP e strakhotno ? 2 00:00:30.739 --> 00:00:34.074 Clap ako obichate Bŭlgariya PHP ! 6 23 31 10
  29. 29. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 29 2D/3D Graphics
  30. 30. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 2D/3D Graphics 30 The <canvas> element Allows for on-the-fly creation and rendering of 2D and 3D images within a webpage with javascript and webGL (for 3D). <canvas id="myCanvas"></canvas> <script> var canvas = document.getElementById("myCanvas"); var ctx = canvas.getContext("2d"); tx.fillStyle = "#FF0000"; ctx.fillRect(0, 0, 80, 80); </script> 2 1 12 9
  31. 31. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 2D/3D Graphics 31 Text API for <canvas> The HTML5 text API is now supported by <canvas> elements. function draw() { var ctx = document.getElementById('canvas').getContext('2d'); ctx.font = "48px serif"; ctx.fillText("Hello world", 10, 50); } 5 1 3.5 9
  32. 32. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 2D/3D Graphics 32 webGL- openGL for <canvas> WebGL brings 3D graphics to the Web by introducing an API that closely conforms to OpenGL ES 2.0 that can be used in HTML5 <canvas> elements. 5.1 9 4 11
  33. 33. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 2D/3D Graphics 33 SVG- embedded vector graphics for HTML An XML-based format of vector images that can directly be embedded in the HTML. <svg width="100" height="100">   <circle cx="50" cy="50" r="40" stroke="blue" stroke-width="8" fill="orange" /> </svg> 8 31 38 9
  34. 34. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 34 Performance and Integration
  35. 35. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Performance and Integration 35 Web Workers Allows delegation of JavaScript evaluation to background threads, allowing these activities to prevent slowing down interactive events. 4 4 3.5 10 var worker = new Worker("worker.js"); // Watch for messages from the worker worker.onmessage = function(e){ // The message from the client: e.data };   worker.postMessage("start");
  36. 36. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 36 History API Allows the manipulation of the browser history. This is especially useful for pages loading interactively new information. Performance and Integration 5 5 4 10 window.history.back(); window.history.forward(); //go() allows you to move to a certain point in history window.history.go(-1); window.history.go(1); //determine the number of pages in the history stack var numberOfEntries = window.history.length;
  37. 37. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 37 The contentEditable Attribute In HTML5 any element can be editable. Using some JavaScript event handlers you can transform your web page into a full and fast rich-text editor. Performance and Integration 8 31 38 8 <!DOCTYPE html> <html> <body> <div contentEditable="true"> This text can be edited by the user. </div> </body> </html>
  38. 38. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 38 requestAnimationFrame Allows control of animations rendering to obtain optimal performance. Performance and Integration 8 31 38 10 var start = null; var element = document.getElementById("SomeElementYouWantToAnimate"); function step(timestamp) { if (!start) start = timestamp; var progress = timestamp - start; element.style.left = Math.min(progress/10, 200) + "px"; if (progress < 2000) { window.requestAnimationFrame(step); } } window.requestAnimationFrame(step);
  39. 39. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 39 Fullscreen API Controls the usage of the whole screen for a Web page or application, without the browser UI displayed. Performance and Integration 5* 15* 9* 11* var elem = document.getElementById("myvideo"); if (elem.requestFullscreen) { elem.requestFullscreen(); } else if (elem.msRequestFullscreen) { elem.msRequestFullscreen(); } else if (elem.mozRequestFullScreen) { elem.mozRequestFullScreen(); } else if (elem.webkitRequestFullscreen) { elem.webkitRequestFullscreen(); }
  40. 40. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 40 Device Access
  41. 41. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Device Access 41 Camera API Allows using, manipulating, and storing an image from the computer's camera. if(navigator.getUserMedia) { // Standard navigator.getUserMedia(videoObj, function(stream) { video.src = stream; video.play(); }, errBack); X 45* 39 X
  42. 42. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Device Access 42 Touch events* Handlers to react to events created by a user pressing touch screens. *Currently, only Chrome and Edge support function startup() { var el = document.getElementsByTagName("canvas")[0]; el.addEventListener("touchstart", handleStart, false); el.addEventListener("touchend", handleEnd, false); el.addEventListener("touchcancel", handleCancel, false); el.addEventListener("touchleave", handleEnd, false); el.addEventListener("touchmove", handleMove, false); log("initialized."); } X 31 X X
  43. 43. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Device Access 43 Geolocation Let browsers locate the position of the user using geolocation. navigator.geolocation.getCurrentPosition(function(position) { do_something(position.coords.latitude, position.coords.longitude); }); 8 31 38 9
  44. 44. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Device Access 44 Device orientation* Get the information when the device on which the browser runs changes orientation. This can be used as an input device (e.g., to make games that react to the position of the device) or to adapt the layout of a page to the orientation of the screen (portrait or landscape). *Currently, only Chrome and Firefox support window.addEventListener("deviceorientation", handleOrientation, true); X 43* 38* 11*
  45. 45. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Device Access 45 Pointer lock API Allows locking the pointer to the content, so games and similar application don't lose focus when the pointer reaches the window limit. canvas.requestPointerLock = canvas.requestPointerLock || canvas.mozRequestPointerLock || canvas.webkitRequestPointerLock; canvas.requestPointerLock(); X 31 38 X
  46. 46. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 46 Styling
  47. 47. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Styling 47 Box and Text Shadow You can put a shadow to a box, using box-shadow and multiple backgrounds can be set. .box { background-color: #DC592B; width: 200px; height: 200px; box-shadow: 10px 10px 5px #000000; } 8 31 38 9
  48. 48. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Styling 48 Multiple Backgrounds With CSS3, you can apply multiple backgrounds to elements. These are layered atop one another with the first background you provide on top and the last background listed in the back. Only the last background can include a background color. .multi_bg_example { background-color:#000000; width:400px; height:300px; border-radius:12px; background-image : url(/assets/images/logo.png), url(/assets/images/pye.png); background-repeat : no-repeat, no-repeat; background-position: top left, bottom 10px right 10px; } 8 31 38 9
  49. 49. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Styling 49 Border Images Not only it is now possible to use images to style borders, using border-image and its associated longhand properties. #repeat { border: 15px solid transparent; padding: 10px 20px; border-image:url("/assets/images/border.png") 30 30 repeat; } <div id="repeat">The image is tiled (repeated) to fill the area.</div>8 31 38 11
  50. 50. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Styling 50 Animation Using CSS Transitions to animate between different states or using CSS Animations to animate parts of the page without a triggering event, you can now control mobile elements on your page. .box { border-style: solid; border-width: 1px; display: block; width: 100px; height: 100px; background-color: #0000FF; -webkit-transition: width 2s, height 2s, background-color 2s, -webkit-transform 2s; transition: width 2s, height 2s, background-color 2s, transform 2s; } .box:hover { background-color: #FFCCCC; width: 200px; height: 200px; -webkit-transform: rotate(180deg); transform: rotate(180deg); } 8 31 38 10
  51. 51. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Styling 51 Multiple columns within a single element In order to improve the flexibility of designs, two new layouts have been added: the CSS multi-column <section style=“columns-count:3”> Lorem ipsum dolor sit aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum <section> Lorem ipsum dolor sit aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco amet, consectetur adipisicing elit, sed do laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum becomes 8* 43* 39* 10
  52. 52. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 52 Modern Development Frameworks, Libraries, and Utilities
  53. 53. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 53 JavaScript
  54. 54. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 JavaScript 54 jQuery library Born in 2005, jQuery stood out as the prominent javascript framework. jQuery is the most popular JavaScript library in use todayBorn in 2005 with installation on 65% of the top 10 million highest-trafficked sites on the Web.
  55. 55. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 JavaScript 55 AngularJS Framework beginning life in 2009 as part of the commercial product, GetAngular, it was later backed by Google as the Open Source framework AngularJS. Features: • two-way data bindings • dependency injection • easy-to-test code • extending the HTML dialect by using directives.
  56. 56. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 JavaScript 56 backboneJS Framework Born in 2010, it quickly grew popular as a lean alternative to heavy, full-featured MVC frameworks such as ExtJS. Features: • models with key-value binding and custom events • collections with a rich API of enumerable functions • views with declarative event handling • connects to any API over a RESTful JSON interface
  57. 57. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 JavaScript 57 Ember Framework Starting life as the SproutCore MVC framework, originally developed by SproutIt and later by Apple, it was forked in 2011 by Yehuda Katz, a core contributor to the popular jQuery and Ruby on Rails projects.* Features: • Complete developer stack, including Ember CLI • provides a standard application structure and build pipeline • pluggable architecture * Referenced from Uri Shaked’s article “AngularJS vs. Backbone.js vs. Ember.js” https://www.airpair.com/js/javascript-framework-comparison
  58. 58. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 58 CSS Preprocessors
  59. 59. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 CSS Preprocessors 59 Sass (Syntactically Awesome Stylesheets) A scripting language that is interpreted into Cascading Style Sheets (CSS). SassScript is the scripting language itself. .content-navigation { border-color: #3bbfce; color: #2b9eab; } .border { padding: 8px; margin: 8px; border-color: #3bbfce; } Compiles to $blue: #3bbfce $margin: 16px .content-navigation border-color: $blue color: darken($blue, 10%) .border padding: $margin/2 margin: $margin/2 border-color: $blue
  60. 60. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 CSS Preprocessors 60 LESS Created before SASS, LESS is a dynamic style sheet language that can be compiled into Cascading Style Sheets (CSS) and run on the client-side or server-side. #header { -webkit-border-radius: 5px; -moz-border-radius: 5px; border-radius: 5px; } #footer { -webkit-border-radius: 10px; -moz-border-radius: 10px; border-radius: 10px; } Compiles to .rounded-corners (@radius: 5px) { -webkit-border-radius: @radius; -moz-border-radius: @radius; border-radius: @radius; } #header { .rounded-corners; } #footer { .rounded-corners(10px); }
  61. 61. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 CSS Preprocessors 61 Stylus Like LESS and SASS, features include extending classes, creating mixins (functions), importing stylesheets, and setting variables but aims to have less cluttered code. body { font: 12px Helvetica, Arial, sans-serif; } a.button { -webkit-border-radius: 5px; -moz-border-radius: 5px; border-radius: 5px; } Compiles to border-radius() -webkit-border-radius arguments -moz-border-radius arguments border-radius arguments body font 12px Helvetica, Arial, sans-serif a.button border-radius 5px
  62. 62. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 CSS Preprocessors 62 Comparison A great comparison chart for the features of SASS, LESS and Stylus is located at
 http://csspre.com/compare/
  63. 63. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Website Frameworks 63 •HTML5 Boilerplate 
 A front-end template for building fast, robust, and adaptable web apps or sites. •Bootstrap
 Easily the most popular HTML, CSS, and JavaScript framework for developing responsive, mobile-first web sites. •Foundation
 A family of responsive front-end frameworks that make it easy to design responsive websites.
  64. 64. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 •Bower works by fetching and installing packages from all over •npm (Node[JS] Package Manager) 64 Package Managers
  65. 65. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 •Yeoman workflow manager 
 (uses Grunt/Gulp and Bower/npm to carry out tasks) •Grunt for repetitive tasks like minification, compilation, unit testing, linting •Gulp was created after Grunt as an attempt to address issues 65 Workflow Systems
  66. 66. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 •Koala compiler for LESS, Sass/Compass, and CoffeeScript •Compass Sass authoring and compiling app •Scout Sass compiler 66 Open Source GUI Compiler Apps
  67. 67. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 •CodeKit universal compiler and Package Manager (via Bower). 
 Mac only. •PrePros compiler for LESS, Sass, Compass, Stylus, Jade 67 For-Pay GUI Compiler Apps
  68. 68. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Resources • HTML5 API
 https://developer.mozilla.org/en-US/docs/Web/Guide/HTML/HTML5 • Browser Support Checker
 http://caniuse.com • Javascript Framework Comparisons
 https://www.airpair.com/js/javascript-framework-comparison
 and
 https://www.lullabot.com/articles/choosing-the-right-javascript- framework-for-the-job 68
  69. 69. News From the Front Lines - an update on Front-End Tech - Kevin Bruce - BulgariaPHP 2015 - Sept 26th 2015 Благодаря Kevin Bruce
 twitter @kevinbruce Don’t forget to rate my talk
 https://joind.in/talk/view/14865 69 Thanks, BulgariaPHP!

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