1<!DOCTYPE html> 2<html lang="en-us"> 3 4 <head> 5 <link href="http://gmpg.org/xfn/11" rel="profile"> 6 <meta http-equiv="X-UA-Compatible" content="IE=edge"> 7 <meta http-equiv="content-type" content="text/html; charset=utf-8"> 8 9 <!-- Enable responsiveness on mobile devices--> 10 <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1"> 11 12 <title> 13 14 About · Performance is a Feature! 15 16 </title> 17 18 <!-- CSS --> 19 <link rel="stylesheet" href="/public/all.css"> 20 <link rel="stylesheet" href="https://fonts.googleapis.com/css?family=PT+Serif:400,400italic,700%7CPT+Sans:400"> 21 22 <!-- Icons --> 23 <link rel="apple-touch-icon-precomposed" sizes="144x144" href="/public/apple-touch-icon-precomposed.png"> 24 <link rel="shortcut icon" href="/public/favicon.ico"> 25 26 <!-- RSS --> 27 <link rel="alternate" type="application/rss+xml" title="RSS" href="/atom.xml"> 28 29
29<script>
vendor: 349 bytes, lines 29-35
29 30 (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){ 31 (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o), 32 m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m) 33 })(window,document,'script','//www.google-analytics.com/analytics.js','ga'); 34 35 ga('create', '
35UA-71304808-1
vendor: 45 bytes, lines 35-36
35', 'auto', {'siteSpeedSampleRate': 10}); 36
36// See https://developers.google.com/analytics/devguides/collection/analyticsjs/field-reference#anonymizeIp 37 ga('set', 'anonymizeIp', true); 38 ga('send', 'pageview'); 39 </script>
39 40 41
41<script> 42 /** 43 * Function that tracks a click on an outbound link in Google Analytics. 44 * This function takes a valid URL string as an argument, and uses that URL string 45 * as the event label. Setting the transport method to 'beacon' lets the hit be sent 46 * using 'navigator.sendBeacon' in browser that support it. 47 */ 48 var trackOutboundLink = function(url) { 49 ga('send', 'event', 'outbound', 'click', url, { 50 'transport': 'beacon', 51 'hitCallback': function(){document.location = url;} 52 }); 53 } 54 </script>
54 55 56
56<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
56 57
57<script src="/public/jquery.scrolldepth.min.js"></script>
57 58 59 60 61 62 63 <!-- https://help.github.com/articles/search-engine-optimization-for-github-pages/ --> 64 <!-- Begin Jekyll SEO tag v2.8.0 --> 65<title>About | Performance is a Feature!</title> 66<meta name="generator" content="Jekyll v3.10.0" /> 67<meta property="og:title" content="About" /> 68<meta name="author" content="Matt Warren" /> 69<meta property="og:locale" content="en_US" /> 70<link rel="canonical" href="http://www.mattwarren.org/about/" /> 71<meta property="og:url" content="http://www.mattwarren.org/about/" /> 72<meta property="og:site_name" content="Performance is a Feature!" /> 73<meta property="og:type" content="website" /> 74<meta name="twitter:card" content="summary" /> 75<meta property="twitter:title" content="About" /> 76<meta name="twitter:site" content="@matthewwarren" /> 77<meta name="twitter:creator" content="@matthewwarren" />
78<script type="application/ld+json"> 79{"@context":"https://schema.org","@type":"WebSite","author":{"@type":"Person","name":"Matt Warren","url":"www.mattwarren.org"},"headline":"About","name":"Performance is a Feature!","url":"http://www.mattwarren.org/about/"}</script>
79 80<!-- End Jekyll SEO tag --> 81 82 83</head> 84 85 86 87 88 89 90 91 <body class="theme-base-08"> 92 <!-- Google Tag Manager -->
vendor: 62 bytes, lines 92-93
92 93<noscript><iframe src="//www.googletagmanager.com/ns.html?id=
93GTM-KVMGCS
vendor: 83 bytes, lines 93-94
93" 94height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
95<script>
vendor: 321 bytes, lines 95-99
95(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start': 96new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0], 97j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src= 98'//www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f); 99})(window,document,'script','dataLayer','
99GTM-KVMGCS
vendor: 3 bytes, line 99
99');
99</script>
99 100<!-- End Google Tag Manager --> 101 102<!-- Page Scroll Depth Tracking (feeds into Google Tag Manager) -->
103<script> 104jQuery(function() { 105 jQuery.scrollDepth({ 106 pixelDepth: false, 107 userTiming: false 108 }); 109}); 110</script>
110 111<!-- Page Scroll Depth Tracking --> 112 113 <!-- Target for toggling the sidebar `.sidebar-checkbox` is for regular 114 styles, `#sidebar-checkbox` for behavior. --> 115<input type="checkbox" class="sidebar-checkbox" id="sidebar-checkbox"> 116 117<!-- Toggleable sidebar --> 118<div class="sidebar" id="sidebar"> 119 <div class="sidebar-item"> 120 <p></p> 121 </div> 122 123 <nav class="sidebar-nav"> 124 <a class="sidebar-nav-item" href="/">Home</a> 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 <a class="sidebar-nav-item active" href="/about/">About</a> 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 <a class="sidebar-nav-item" href="/resources/">Resources</a> 197 198 199 200 201 202 203 204 205 206 <a class="sidebar-nav-item" href="/speaking/">Speaking</a> 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 <a class="sidebar-nav-item" href="/tags/">Posts by Tag</a> 246 <a class="sidebar-nav-item" href="/postsByYear/">Posts by Year</a> 247 248 <a class="sidebar-nav-item" href="https://twitter.com/matthewwarren">Twitter</a> 249 <a class="sidebar-nav-item" href="https://github.com/mattwarren/">Github</a> 250 <a class="sidebar-nav-item" href="mailto:[email protected]">Email</a> 251 </nav> 252 253 <div class="sidebar-item"> 254 <p> 255 © 2026. All rights reserved. 256 </p> 257 </div> 258</div> 259 260 261 <!-- Wrap is the content to shift when toggling the sidebar. We wrap the 262 content to avoid any CSS collisions with our real content. --> 263 <div class="wrap"> 264 <div class="masthead"> 265 <div class="container"> 266 <h3 class="masthead-title"> 267 <a href="/" title="Home">Performance is a Feature!</a> 268 </h3> 269 <nav class="site-nav"> 270 <a class="page-link" href="/">Home</a> 271 <a class="page-link" href="/postsByYear/">Archive</a> 272 <a class="page-link" href="/speaking/">Speaking</a> 273 <a class="page-link" href="/resources/">Resources</a> 274 <a class="page-link" href="/about/">About</a> 275 <div class="social-list"> 276 <a href="https://twitter.com/matthewwarren"> 277 <span class="icon icon--twitter"> 278 <svg viewBox="0 0 16 16"> 279 <path fill="#55acee" d="M15.969,3.058c-0.586,0.26-1.217,0.436-1.878,0.515c0.675-0.405,1.194-1.045,1.438-1.809 280 c-0.632,0.375-1.332,0.647-2.076,0.793c-0.596-0.636-1.446-1.033-2.387-1.033c-1.806,0-3.27,1.464-3.27,3.27 c0,0.256,0.029,0.506,0.085,0.745C5.163,5.404,2.753,4.102,1.14,2.124C0.859,2.607,0.698,3.168,0.698,3.767 c0,1.134,0.577,2.135,1.455,2.722C1.616,6.472,1.112,6.325,0.671,6.08c0,0.014,0,0.027,0,0.041c0,1.584,1.127,2.906,2.623,3.206 C3.02,9.402,2.731,9.442,2.433,9.442c-0.211,0-0.416-0.021-0.615-0.059c0.416,1.299,1.624,2.245,3.055,2.271 c-1.119,0.877-2.529,1.4-4.061,1.4c-0.264,0-0.524-0.015-0.78-0.046c1.447,0.928,3.166,1.469,5.013,1.469 c6.015,0,9.304-4.983,9.304-9.304c0-0.142-0.003-0.283-0.009-0.423C14.976,4.29,15.531,3.714,15.969,3.058z"></path> 281 </svg> 282 </span> 283 </a> 284 <a href="http://stackoverflow.com/users/4500/matt-warren"> 285 <span class="icon icon--stackoverflow"> 286 <svg viewBox="0 0 12.56 14.84"> 287 <polygon fill="#BCBBBB" points="10.6 13.52 10.6 9.56 11.92 9.56 11.92 14.84 0 14.84 0 9.56 1.32 9.56 1.32 13.52 10.6 13.52"></polygon> 288 <path fill="#f48023" d="M4.52,9.78L11,11.14l0.28-1.28L4.8,8.5ZM5.36,6.66l6,2.8,0.56-1.2-6-2.8ZM7,3.7l5.08,4.24,0.84-1L7.88,2.7Zm3.28-3.12-1.08.8,4,5.32,1.08-.8Zm-6,12.2H11V11.46H4.3
2886v1.32Z" transform="translate(-1.72 -0.58)"></path> 289 </svg> 290 </span> 291 </a> 292 <a href="https://github.com/mattwarren/"> 293 <span class="icon icon--github"> 294 <svg viewBox="0 0 16 16"> 295 <!-- <path fill="#FFFFFF" --> 296 <path fill="#000000" d="M7.999,0.431c-4.285,0-7.76,3.474-7.76,7.761 c0,3.428,2.223,6.337,5.307,7.363c0.388,0.071,0.53-0.168,0.53-0.374c0-0.184-0.007-0.672-0.01-1.32 c-2.159,0.469-2.614-1.04-2.614-1.04c-0.353-0.896-0.862-1.135-0.862-1.135c-0.705-0.481,0.053-0.472,0.053-0.472 c0.779,0.055,1.189,0.8,1.189,0.8c0.692,1.186,1.816,0.843,2.258,0.645c0.071-0.502,0.271-0.843,0.493-1.037 C4.86,11.425,3.049,10.76,3.049,7.786c0-0.847,0.302-1.54,0.799-2.082C3.768,5.507,3.501,4.718,3.924,3.65 c0,0,0.652-0.209,2.134,0.796C6.677,4.273,7.34,4.187,8,4.184c0.659,0.003,1.323,0.089,1.943,0.261 c1.482-1.004,2.132-0.796,2.132-0.796c0.423,1.068,0.157,1.857,0.077,2.054c0.497,0.542,0.798,1.235,0.798,2.082 c0,2.981-1.814,3.637-3.543,3.829c0.279,0.24,0.527,0.713,0.527,1.437c0,1.037-0.01,1.874-0.01,2.129 c0,0.208,0.14,0.449,0.534,0.373c3.081-1.028,5.302-3.935,5.302-7.362C15.76,3.906,12.285,0.431,7.999,0.431z"></path> 297 </svg> 298 </span> 299 </a> 300 <a href="/atom.xml"> 301 <span class="icon icon--feeds"> 302 <svg viewBox="0 0 16 16"> 303 <circle fill="#F57F25" cx="1.9" cy="14" r="1.8"></circle> 304 <path fill="#F57F25" d="M8.9,15.8H6.3c0-3.5-2.8-6.2-6.2-6.2l0,0V7C5,7,8.9,10.9,8.9,15.8z"></path> 305 <path fill="#F57F25" d="M10.8,15.8C10.8,9.9,6,5.1,0.1,5.1V2.5c7.4,0,13.3,6,13.3,13.3H10.8z"></path> 306 </svg> 307 </span> 308 </a> 309 </div> 310 </nav> 311 </div> 312 </div> 313 <div class="container content"> 314
314<script async type="text/javascript" src="//cdn.carbonads.com/carbon.js?serve=CKYIL2JW&placement=mattwarrenorg" id="_carbonads_js"></script>
314 315 <div class="page"> 316 <h1 class="page-title">About</h1> 317 <p class="message"> 318 I'm a .NET (C#) coder and Microsoft MVP, who loves measuring, finding and fixing performance issues. 319 I've also been a contributor to <a href="https://github.com/dotnet/BenchmarkDotNet" target="_blank">BenchmarkDotNet</a> and <a href="https://github.com/ravendb/ravendb" target="_blank">RavenDB</a>. 320</p> 321 322<p>You can find me on <a href="https://github.com/mattwarren/" target="_blank">github</a>, <a href="http://stackoverflow.com/users/4500/matt-warren" target="_blank">stackoverflow</a> and <a href="https://twitter.com/matthewwarren" target="_blank">twitter</a></p> 323 324<p>Iâm also a husband, father and <a href="http://www.sloughbaptistchurch.org.uk/" target="_blank">Christian</a>, I even preach at my local church <a href="http://www.sloughbaptistchurch.org.uk/churchbuilder/medialib.php?q=%22Warren%22" target="_blank">occasionally</a>!</p> 325 326</div> 327 328 </div> 329 </div> 330 331 <label for="sidebar-checkbox" class="sidebar-toggle"></label> 332 333
333<script> 334 (function(document) { 335 var toggle = document.querySelector('.sidebar-toggle'); 336 var sidebar = document.querySelector('#sidebar'); 337 var checkbox = document.querySelector('#sidebar-checkbox'); 338 339 document.addEventListener('click', function(e) { 340 var target = e.target; 341 342 if (!checkbox.checked || 343 sidebar.contains(target) || 344 (target === checkbox || target === toggle)) return; 345 346 checkbox.checked = false; 347 }, false); 348 })(document); 349 </script>
349 350 351 352 </body> 353</html>
Line numbers count LF bytes from the start of the resource, as the search results do. Vendor segments are library code the classifier recognised; they are stored but not indexed. Bytes are shown as Latin1 characters, one per byte.