Cisco Systems' ASA 5500 series is one of many firewalls that drops data packets that contains invalid TCP sequence numbers. The feature leaks data that can be used to hijack connections. Cisco Systems Computer scientists have identified a vulnerability in the network of AT&T and at least 47 other cellular... […]
Recently we had a chance to review Dell's Precision T3600, and we found it impressive. A company that seemed content to be an also-ran in the enterprise desktop space reinvigorated itself with smart new chassis designs to go along with the refreshed hardware from Intel and NVIDIA, and the... […]
Photo illustration by Aurich Lawson With the demise of Apple's own networking protocol AppleTalk, Apple's products are suffering from the same issue as anyone else's: the Internet is running out of addresses. Google, Facebook, Yahoo, Netflix, and others will permanently turn on IPv6 in less than a month... […]
Everyone once in a while, it hits me: I need steak-frites. It’s an infrequent indulgence, but when I do have it, I like my steak with a crisp exterior, pan-seared until saignant (medium-rare), with a large pile of real frites. Most my French friends like their beef bleu,... […]
My colleague UCSD Professor Valerie Ramey has an interesting new paper looking at the effects of higher government spending on GDP. Ramey (2012)approaches the question from a forecasting perspective. Suppose a certain event (examples of which are detailed below) causes you to revise your forecast of how high government... […]
What is Decentering and What Does it Do? Strictly speaking, decentering would involve one or more of the lens elements being off of the central axis of the lens. This would prevent the curved surfaces of the lens from bending the light properly. In severe cases it could result in... […]
So Facebook is now a public company but with the shares only one day old the news is already bad: Facebook shares didn’t pull a Google or a Yahoo or a Microsoft or even a TheGlobe.com and soar out of sight on IPO day. They ended right where they started... […]
It's not always easy remembering to down the recommended eight glasses of water per day. But Qualy's Thirsy Bird portable water dispenser should make it a bit easier as it provides a stylish reminder to drink-up throughout your work day. More » […]
PGCon 2012 is now over. Surprisingly, all the talks that excited me were from the second/last day. My morning started with WAL Internals Of PostgreSQL (slides) by Amit Kapila. I rarely see this topic covered, and his comparisons to Oracle's transaction logging were fresh. Also in the... […]
Comcast (Xfinity) made headlines yesterday with its discontinuation of a standard 250 gigabytes a month cap for its residential users, in favor of a new format, which starts at 300 gigabytes a month, with the option to buy more. As a residential customer, I had noticed they stopped tracking... […]
Who says photography gear has to be expensive? Photographer Derrick Story found this NEEWER 48 LED Ring Light on Amazon for around $30 and he loves the results he's getting with it for macro photography. Story had this to say about the inexpensive ring light on his blog The Digital... […]
Who this is for: Novice or occasional printmakers (of any skill level as photographers) who currently don't print a lot and feel insecure about their abilities or dissatisfied with their results. What it's for: Improving your skills, your prints, and your comfort level, familiarity, and sense of fluency with digital... […]
Dustin Curtis:Basically, every time you visit a site that has a follow button, a “tweet this” button, or a hovercard, Twitter is recording your behavior. It is transparently watching your movements and storing them somewhere for later use. Right now, that data will make better suggestions for accounts you... […]
Third time's the charm? Let's draw a distinction between a “sequel to a game” and an “installment in a franchise.” In a sequel, the developers examine what made the original game work and then expand on those ideas. Sometimes that work produces stark differences. The near-decade between Fallout II and ... […]
The biggest thing that piqued my interest yesterday at pgCon was the lightning talk on pgbadger. I'm certainly going to take a look at this as a substitute for pgfouine, which I have sadly found largely unusable in most cases where I want it. […]
Google unveiled some details of its new internal network at Open Networking Summit in April and predictably the industry press and OpenFlow pundits exploded with the “this is the end of the networking as we know it” glee. Unfortunately I haven’t seen a single serious technical analysis of what it... […]