Or: “Everybody likes being given a glass of water.”
By Merlin Mann.
It's only advice for you because it had to be advice for me.
| Latency Comparison Numbers (~2012) | |
| ---------------------------------- | |
| L1 cache reference 0.5 ns | |
| Branch mispredict 5 ns | |
| L2 cache reference 7 ns 14x L1 cache | |
| Mutex lock/unlock 25 ns | |
| Main memory reference 100 ns 20x L2 cache, 200x L1 cache | |
| Compress 1K bytes with Zippy 3,000 ns 3 us | |
| Send 1K bytes over 1 Gbps network 10,000 ns 10 us | |
| Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD |
| <html> | |
| <body> | |
| <!-- really dirty! this is just a test drive ;) --> | |
| <script type="text/javascript" src="https://raw.github.com/mozilla/pdf.js/gh-pages/build/pdf.js"></script> | |
| <script type="text/javascript"> | |
| function renderPDF(url, canvasContainer, options) { | |
| var options = options || { scale: 1 }; |