Widgets. World’s top supercomputer from ‘09 is now obsolete, will be dismantled. Five years ago, an IBM-built supercomputer designed to model the decay of the US nuclear weapons arsenal was clocked at speeds no computer in the history of Earth had ever reached.
At more than one quadrillion floating point operations per second (that's a million billion, or a "petaflop"), the aptly named Roadrunner was so far ahead of the competition that it earned the #1 slot on the Top 500 supercomputer list in June 2008, November 2008, and one last time in June 2009. Today, that computer has been declared obsolete and it's being taken offline. Based at the US Department of Energy's Los Alamos National Laboratory in New Mexico, Roadrunner will be studied for a while and then ultimately dismantled. While the computer is still one of the 22 fastest in the world, it isn't energy-efficient enough to make the power bill worth it. Computer Data Storage Through the Ages. Build the Best PC For Your Buck.
Reducing memory usage - Firefox. From MozillaZine Knowledge Base For most users, Firefox doesn't use an abnormally large amount of memory.
For others, however, Firefox's memory consumption is a major problem. This article discusses how to lower Firefox's memory consumption. Firefox caches objects for future use. In addition, memory becomes fragmented as memory is repeatedly allocated and deallocated. This general increase is normal. Normal Firefox memory usage reported by Windows might be as high as 100-150 MB.
Extensions and themes Observing memory usage while Firefox is in safe mode may help tell you whether one of your extensions or themes is causing memory problems (but will not uncover memory usage by #Plugins). Plugins. The First-Timer's Guide to Building a Computer from Scratch.
Mineral Oil Submerged Computer; Our Most Popular Custom PC. While our original aquarium computer was still running strong, there were number of updates we wanted to make to the design.
We decided to build a "Version Two" system, with these improvements. The biggest design improvement is that we have designed an acrylic motherboard tray, which is completely customized for this application, in this aquarium tank. Not only does this take the polish of the project to an entirely new level, but it makes assembly easier and the system much more secure. The other major design improvement came in the cooling system. The LCD CRT Hybrid. The CRT LCD Hybrid A Simple LCD Backlight Fix Broken LCD monitors basically come in three categories: 1) Cracked LCD panel, rendering the unit completely worthless 2) Backlight problem 3) Power supply problem If it's a backlight or power supply problem, it can be fixed.
Usually, the problem stems from the high voltage inverter circuitry, either bad power transistors, capacitors, or thermal stress on the circuit board leading to broken solder joints. But fixing these problems can often be a short term solution. 85 Windows 7 tips, tricks and secrets. Whether you've just bought a second-hand PC running Windows 7 or you've been using it for a while, there are bound to be things you didn't know you could do.
Whether it's tweaks to get the desktop the way you want it, tips for troubleshooting or ways to squeeze more performance from Windows 7, we've got it covered. Windows 7: the complete guide We've updated our popular Windows 7 tips article with a load of new ones, including how to recover and reset your system, how to tweak your screen resolution and the legibility of text, play music on a network of PCs, and more. Read on for over 90 tips to help you get the best from Windows 7. 1. As the local PC guru you're probably very used to friends and family asking for help with their computer problems, yet having no idea how to clearly describe what's going on. When any app starts misbehaving under Windows 7 then all your friends need do is click Start, type PSR and press Enter, then click Start Record. 2. Stefan Didak – Stefan Didak's Home Office. Make Windows leaner, cleaner and faster.
Here's the shocking truth: dubious default settings, wrong configurations and wasteful processes are sapping many of your PC's valuable resources.
And what's to blame? Windows. Windows is deceptive. After you've installed it, the OS happily connects to the internet, downloads all the necessary drivers, configures itself and there you go – one stable PC all ready to roll. 10/GUI. What’s Taking So Long? How to Fight Slow Startup Times in Windows 7. If your Windows 7 systems need half an eternity to boot up, there’s clearly something odd going on.
Dealing with slow boot problems is annoying and – let’s face it – is mostly guesswork. Guesswork that costs money and time. We have got you covered: Learn how to analyze the startup process, find the cause in no time, and get rid of bottlenecks once and for all! Windows 7 is a fast beast, especially when it comes to its startup process which was optimized dramatically compared to Windows Vista. No wonder, as Microsoft has a dedicated team focusing strictly on startup performance. Certainly, boot times vary significantly from one computer to another. Customize.org - Download Themes, Skins, Wallpapers and Icons for Windows from the original skin site! How To Copy a DVD with VLC 1.0. VLC 1.0 has gotten several cool new features, one of which is the ability to record what is playing in the screen.
QuickFox Notes. Your harddrive *will* fail – it’s just a question of when. There are a few certainties in life: death, taxes and harddisk failure.
I have no less than 6 failed harddisks sitting here on my desk patiently awaiting their appointment with Mr Lump Hammer. 2 Seagates, 3 Maxtors and 1 Western Digital. This equates to roughly one disk failure per year. Perhaps this is not suprising given that I have about 9 working harddisks at the moment spread across various machines. Given the incredible tolerances to which harddisks are manfactured, perhaps it is a miracle harddisks work at all.
As an analogy, a magnetic head slider flying over a disk surface with a flying height of 25 nm with a relative speed of 20 meters/second is equivalent to an aircraft flying at a physical spacing of 0.2 µm at 900 kilometers/hour. Paint.NET Forum. QuickFox Notes.