One Day….
Captain Stooks aboard S/V Swallow. Soon to be #sailing the seven #seas. Spent the afternoon aboard, working on some of the sparkling. Brought back so many good memories from last year. More to come? #onABoat #boat #sealife #boats #sail #marina #shipyard #ship #yard (at Strugglefest)
Mailbox for iPad
You asked, we listened. Mailbox is now available for iPad, so you can swipe your way to inbox zero on all your iOS devices.
Yessss.
The length of a nanosecond
Latency Numbers Every Programmer Should Know
L1 cache reference ......................... 0.5 ns
Branch mispredict ............................ 5 ns
L2 cache reference ........................... 7 ns
Mutex lock/unlock ........................... 25 ns
Main memory reference ...................... 100 ns
Compress 1K bytes with Zippy ............. 3,000 ns = 3 µs
Send 2K bytes over 1 Gbps network ....... 20,000 ns = 20 µs
SSD random read ........................ 150,000 ns = 150 µs
Read 1 MB sequentially from memory ..... 250,000 ns = 250 µs
Round trip within same datacenter ...... 500,000 ns = 0.5 ms
Read 1 MB sequentially from SSD* ..... 1,000,000 ns = 1 ms
Disk seek ........................... 10,000,000 ns = 10 ms
Read 1 MB sequentially from disk .... 20,000,000 ns = 20 ms
Send packet CA->Netherlands->CA .... 150,000,000 ns = 150 ms
The Bluetooth Headset of 2013
My least favorite people in the world are the people with the little bluetooth headset who have loud conversations in public places. Yes sir, you are super important and the entire world is your office.” Bluetooth gave the self-important office worker permission to have loud, annoying conversations in public. Sure, hands-free conversations are important to a lot of busy people, and a safe way to talk and drive. But, at some point between early adoption and over-before-it’s-cool promulgation, those little blue ear pieces became a damning signal of an inconsiderate, work-obsessed person whom nobody wants to be around. The rise of the Glassholes is similar.
Submarines That Can't Float, Made In Spain
Given the mistake, Spain is going to have to choose between two costly fixes: slimming the submarines down, or elongating them to compensate for the extra fat. All signs point to the latter, which will be anything but a breeze
