Here's a realtively simple way to implement data versioning in a database, in a way that should be scalable as well. It only needs a couple of support tables and a single function and can apply versioning across multiple data sets concurrently.
With the new version of OS X (Leopard) Apple has included some great functionality in Time Machine. Your Mac will automatically backup to an external drive every hour. It includes the ability to recover deleted files in a timeline.
Amazon's S3 is an online storage solution; you pay for only what you use ($0.15/GB/month, plus some transfer costs). I wrote a simple step-by-step guide to setting you a Mac to sync with Amazon S3; here's the executive summary version:
Welcome to the Git version control system! Here we will briefly introduce you to Git usage based on your current Subversion knowledge. You will need the latest Git installed; There is also a potentially useful tutorial in the Git documentation.
NOTE: This is not an official form of support. This is not an official service of Red Hat. These things may solve your worst nightmare, or they may eat all of the cheese in your house. I make no guarantees. YMMV.
Newer portable Macs use safe sleep (hibernation) in combination with normal sleep (older computers can use this, too). What happens is that when you put your computer to sleep, the system writes the contents of RAM into the file /private var vm sleepimage
First, thanks to everyone who made this possible. Iphone Dev team, geohot and his "crew", Iphonesimfree :P and all others. And of course, thanks to the copycat "HaRRo" who keeps ripping off my tutorials - too bad you also copied my previous errors.
The X Window System (more commonly called X11) on Mac OS X provides significant opportunities for Mac OS X developers. Based on the open source XFree86 project, X11 for Mac OS X is compatible, fast, and fully integrated with Mac OS X. It includes the full
SSH (secure shell) is a program enabling secure access to remote filesystems. Not everyone is aware of other powerful SSH capabilities, such as passwordless login, automatic execution of commands on a remote system or even mounting a remote folder using S
I have been thinking much about Metaprogramming lately. I have come to the conclusion that I would like to see more examples and explanations of these techniques. For good or bad, metaprogramming has entered the Ruby community as the standard way of accom
I've hired dozens of C/C++ programmers (mostly at the entry level). To do that, I had to interview hundreds of candidates. Many of them were woefully poorly prepared for the interview. This page is my attempt to help budding software engineers get and pas
There’s a conspiracy theory that Steve Jobs wants you to buy a new iPod every 12 months. That may or may not be the case, but if your iPod is hosed, it doesn’t necessarily mean it’s time to put it out to pasture. Most iPods are user-fixable and you
A lack of physical memory can severely hamper Linux® performance. In this article, learn how to accurately measure the amount of memory your Linux system uses. You also get practical advice on reducing your memory requirements using an Ubuntu system as a
There are times when you want to connect to the Internet through unknown and/or insecure networks such as the local Panera or other WiFi hotspot. If you aren’t careful, you might make it all too easy for someone to sniff your connection using Ettercap