Web Page Analyzer - free website optimization tool website speed test check website performance report from web site optimization Free Website Performance Tool and Web Page Speed Analysis Try our free web site speed test to improve website performance. Enter a URL below to calculate page size, composition, and download time. The script calculates the size of individual elements and sums up each type of web page component.
Graphical vi-vim Cheat Sheet and Tutorial Learning vi or vim is not easy. But it doesn't have to be that difficult, either. It is, in any case, faster, more powerful, and more productive than editing with any other editor, so you would do very well in investing the time and effort to learn it. How online card security fails January 26th, 2010 at 12:25 UTC by Ross Anderson Online transactions with credit cards or debit cards are increasingly verified using the 3D Secure system, which is branded as “Verified by VISA” and “MasterCard SecureCode”. This is now the most widely-used single sign-on scheme ever, with over 200 million cardholders registered. It’s getting hard to shop online without being forced to use it. Eric M. Jackson: Why 'The PayPal Mafia' Is Killing It Last month, local reviews site Yelp filed for an initial public offering. Founded in 2004 by Jeremy Stoppelman and Russel Simmons, Yelp is the latest in a long line of companies started by PayPal alumni to hit it big. Dubbed the "PayPal Mafia" in an article by Fortune magazine a few years ago, alumni from the payments company have gone on to start or run an amazing roster of companies. Reid Hoffman founded LinkedIn.
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LackRack - Eth0Wiki Note to short URL fanatics: this page is available as The first implementation: Red LackRack with Ethernet switch and table lamp First occurrence on eth0:2010 Winterlan, the LackRack is the ultimate, low-cost, high shininess solution for your modular datacenter-in-the-living-room. Featuring the LACK (side table) from Ikea, the LackRack is an easy-to-implement, exact-fit datacenter building block. It's a little known fact that we have seen Google engineers tinker with Lack tables since way back in 2009. The LackRack will certainly make its appearance again this summer at eth0:2010 Summer.
Audio Downloads : SayIt Are you ready to dazzle and amaze your friends by generating custom computer synthesized speech? Yes, I know it sounds almost like a dream too wonderful to be true, but your computer just needs a nudge in the right direction... With AnalogX SayIt! Blog » Graph your Airport Express / Extreme data throughput and more. In an earlier post, I asked for your interest in a how-to on graphing several network statistics using MRTG, an open-source application that generates graphs using data pulled from SNMP. I used an Airport Extreme (802.11n, gigabit) for this, but it should work with Snow / Graphite Airport base stations and up (Express and Extreme). For other routers, your mileage may vary, and it may even not be possible, so I decided not to make a guide for anything else than Apple’s routers. If you want to have graphs in your desktop, updated in real time, as seen here, read on! For this how-to, you need;
Material Science Madness: Crazy Metal Melts in Your Hand There is an incredible metal that shatters like glass, melts in a human hand, attacks other metals but is non-toxic to humans, and acts like an alien life form when exposed to sulfuric acid and dichromate solution. It sounds too amazing to be true, but gallium is an absolutely real chemical element that’s found in some of the gadgets we use every day. But perhaps more interestingly, there are a ton of insane experiments scientists like to do with gallium. Thanks to its odd properties and behavior, gallium can do some pretty strange things in the lab. Optimizing AirPort Connectivity Interference. It’s the biggest problem these days with wireless ethernet and it will kill the speed of your connection. A 54Mb connection is capable of 6.9MB/s at 100% performance. You won’t see 100% performance. You’ll be lucky to see 90% (6.2MB/s). But after cleaning up much of the interference with my base stations, I did see 56% of maximum two rooms over.
30 free programming eBooks - citizen428.blog() Since this post got quite popular I decided to incorporate some of the excellent suggestions posted in the comments, so this list now has more than 50 books in it. BTW: I’m not very strict on the definition of “ebook”, some of them are really just HTML versions of books. [UPDATED: 2012-01-18] Learning a new programming language always is fun and there are many great books legally available for free online. Here’s a selection of 30 of them: