Computers

Quick edit mode allows one to use the mouse to select text, cut, copy and paste in command shell. This is very useful. Something I have used to do on Linux shell and wondered why I can’t do the same easily on Windows command shell. This mode is not enabled by default in Windos, although →

Testing audio-noise-reduction circuits, PLLs (phase-locked loops), and audio-frequency filters may require a noisy sine wave. Generate noisy sine waves with a sound card article tells that using a typical computer sound card, free software, and an external amplifier circuit, you can create a noisy sine wave. So a sound card, software, and an amplifier circuit →

Facebook Open Sources Its Servers and Data Centers. Facebook has shared many details of its new server and data center design on Building Efficient Data Centers with the Open Compute Project article and project. Open Compute Project effort will bring this web scale computing to the masses. The new data center is designed for AMD →

Linux is celebrating its 20th anniversary this year. Video and festival competitions can be found on Linux Foundation celebrating 20 years of Linux pages. The History of Linux began in 1991 with the commencement of a personal project by a Finnish student, Linus Torvalds, to create a new operating system kernel. Ari Lemmke named the →

I getting certification for your software far too challenging? This is a brilliant idea for a new application certification program The “Works on My Machine” Certification Program. Participating in this innovative new application certification program is as simple as pressing the F5 key on your keyboard. Just few easy steps… Brand your app with your →

Power-supply circuit operates from USB port article mentions some useful points on using USB connector as power source as well as gives an useful circuit diagram. You can use a USB port to power an external circuit. Even one without any USB functionality in it. Every PC has a USB (Universal Serial Bus) port that →

You-Should not Reboot Unix Servers without a good reason. Rebooting Windows boxes when something is not right is a way of life. Article When in doubt, reboot? Not Unix boxes explains why you should almost never reboot a Unix server. Server reboots should be rare — very rare. In many cases, it’s extremely important not →

Toolduino is a simple software tool that lets you easily interact with Arduino hardware. With this software you can easily can test the circuits you create. The Arduino must be running the Firmata firmware that comes with the Arduino IDE. Things can’t get much easier for all kinds of hacks. You can just connect some →

Dirty, dirty PCs: The X-rated picture guide shows you horror beyond computer hacker imagination. If your PC looks anything like in those pictures then start cleaning your PC. If you are unsure how to properly clean your computer read Cleaning the computer and its components guide. Anyways a good idea to clean your computer at →

When Sony issued a recent PlayStation 3 update removing the device’s ability to install alternate operating systems like Linux, it did so to protect copyrighted content—but several research projects suffered collateral damage. Air Force may suffer collateral damage from PS3 firmware update. The Air Force Research Laboratory in Rome, New York picked up 336 PS3 →