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Randy Pausch, a professor at Carnegie Mellon, passed away yesterday at the age of 47. I saw Randy’s story this past Christmas when his “Last Lecture” video was posted on YouTube. You may have seen the story of his passing on other websites yesterday and today. I really encourage you to absorb the full weight of his Last Lecture message: Achieving Your Childhood Dreams.
Some large Web milestones were reported this week:
• Google indexed its one trillionth unique URL.
• China surpassed the U.S. as the country with the most people online. China’s total online population grew 56 percent this past year to 253 million users. The U.S. is now second with 223 million users.
According to Internet World Stats, the total online population is now just over 1.4 billion. All this adds up to a lot of people who could see your message.
An SQL JOIN clause combines records from two tables in a relational database, resulting in a new, temporary table, sometimes called a “joined table”. While this is a very powerful tool in relational databases, it can also be expensive if used incorrectly. Here are some simple tips to get the most out of your JOIN clauses.
In a recent article from BBC News, an analyst from the tech firm Gartner predicted the death of the computer mouse within the next five years. He bases his prediction on current advances in interaction with electronics, such as the motion-sensitive Nintendo Wii and touch-screen iPhone. Reference is also made to technology from Panasonic which senses hand movement and facial features. But can these technologies really take the place of a mouse?
There has been recent discussion about the dwindling market share of IE6 from its peak around 2002-2003 of 95 percent, to around 25-35 percent this year. The current IE6 market share percentage may seem relatively high, but the amount of support that vendors, Web frameworks and developers are giving this last-generation Web browser this year may signal an even sharper drop in its usage. This change could not come soon enough.