Scaling IT systems either breeds high levels of automation to make the infrastructure manageable, or it ends up breeding a huge mess. Here are five signs that you need to mend your ways.
Less well known than inner and outer joins is the Cartesian product, which produces every possible combination of records between the two tables. Doug Steele offers four examples to demonstrate some legitimate uses for Cartesian products.
<b>SilverWav's Journal:</b> "Reduce the notify-osd time-out to 3 seconds, rather than the default 10. Its amazing how much this changed my appreciation of the notifications... I have found the annoyance is mainly based on them being on screen too long"
<b>ESP Software Patents News:</b> "The following is a transcript of a talk given in New Zealand, 2010. Andrew Tridgell discusses why reading patents is usually a good idea, how to read a patent, and how to work through it with a lawyer to build a solid defence."
<b>Christofoo Review: </b>"Right now, Lenny (5.0) is the stable release, and Squeeze (6.0) is in testing. Sometime "soon" Squeeze will get frozen, which means the regular flow of package migration will stop, and from then on it will only get bug and security fixes through a method of back-porting."
<b>BBC News:</b> "The controversial Digital Economy Bill has been passed into law during the wash-up period, which sees outstanding legislation rushed through before a general election."
The creation of database indexes is the last thing developers and database designers think about--almost an afterthought. Greg Larsen shows you some of the dos and don'ts of indexing to help you pick reasonable indexes at design time.
Security experts are torn between just how far the government and the private sector should go to protect critical data from cyber criminals without violating individual rights.
<b>Thoughts on Technology:</b> "All I have to say is: Man was I blown away. What proceeded to run on my computer was quite possibly the most seamless non-distro specific package installation I have ever experienced."
<b>GHacks:</b> "Although there are many naysayers out there – who seem to either only want more of the same or who doubt the ability of any developer to release anything worth while – I trust that GNOME 3 is going to make quite a major impression."
Beginning with basic file I/O concepts this article wraps up by demonstrating how you can use the Dynamic Language Runtime (DLR) in .NET 4.0 to map text file data to objects.
MySQL's Latin-1 default encoding combined with MySQL 4.1.12's (or greater) UTF8 encoding allows the maximum number of characters codes, however incoming data with different character encoding can still present problems. Rob Gravelle shows you how to avoid problems before a lot of work is required to undo the damage.
MySQL's Latin-1 default encoding combined with MySQL 4.1.12's (or greater) UTF8 encoding allows the maximum number of characters codes, however incoming data with different character encoding can still present problems. Rob Gravelle shows you how to avoid problems before a lot of work is required to undo the damage.
Menus are basic components of any application. A well-designed menuing framework should be flexible, customizable for both look-and-feel and functionality, and easy to integrate into applications.