AppDev: Something You Should Know by Irena Kennedy

Answer: Because at sunrise and sunset, the Sun’s rays have to travel a long distance through dense lower layers of the atmosphere to reach us; the particles in the air absorb and reflect away from use bluer wavelengths, leaving only the red ones for us...

Say, you’re using a grid control to display some data, and you’re allowing users to modify data under certain circumstances. Based on a business rule, you’d like to “lock” a certain record (i.e. make it read-only). If you’re using data binding it...

Answer: Blueberries, cranberries, and Concord grapes. Source: The 365 amazing trivia facts calendar for 2007

Did you notice that Microsoft AJAX library JavaScript files come packaged as release and debug files; e.g. MicrosoftAjax.js and MicrosoftAjax.debug, MicrosoftAjaxWebForms.js and MicrosoftAjaxWebForms.debug.js, etc? One of the differences is that...

Answer: Vermont, in 1777, in its constitution. Source: The 365 amazing trivia facts calendar for 2007

Do you want to see a list of products installed on your computer? What about a list of orphaned components? How about shared components? You can get this information for products that were installed using Microsoft Windows Installer technology (.msi)...

Answer: Fresh wild celery (at that time known as parsley). Both, celery and parsley, were called selinon by the ancient Greeks. Source: The 365 amazing trivia facts calendar for 2007

Did you know that in SQL Server 2000, the engine used to maintain two copies/versions of each SQL Server login password. One contained the actual password supplied by the user, and the second one was the password converted by SQL Server to all uppercase...

Answer: Tundra flowers are pollinated mostly by flies (too cold for bees), and since, unlike bees, flies cannot distinguish colors, the flowers do not need to be so colorful… Source: Biggest Ever Book of Questions & Answers

If you use Internet, chances are, your surfing habits and your overall Internet activity has been tracked and recorded by the web sites you’ve visited (including search engines) and your Internet service provider. Moreover, there is plethora of spyware...

Answer: Alexander III, the king of Macedonia (356-323 BC) who overthrew the Persian Empire. Source: The 365 amazing trivia facts calendar for 2007

From what I see, in this version, Microsoft Windows Workflow Foundation doesn’t allow you to author and use business rules without a link to an activity or a workflow… Also, the types of rules you can create are somewhat limited… After spending some time...

Answer: Formal Dining Room. Source: The 365 amazing trivia facts calendar for 2007

Some think that .NET tab in Add References dialog shows shared assemblies residing in global assembly cache (GAC). This is incorrect. The assembly list in that tab comes from assemblies found in a few folders, not GAC; and the folders themselves...

Answer: The Bank of Italy. It was started in San Francisco in 1904 by Amadeo Giannini, the son of Italian immigrants, who changed its name to Bank of America in 1928. Source: The 365 amazing trivia facts calendar for 2007

With SQL Server 2005 SP2 released to the web on Feb. 19, 2007, SQL Server Enterprise Edition customers, and I quote, “only need to purchase one license per physical processor regardless of the number of virtually deployed instances. “ In other words...

Answer: From the buff-colored coats once worn by New York City volunteer firemen who became known as fire buffs. Source: The 365 amazing trivia facts calendar for 2007

Microsoft ASP.NET AJAX comes with a new method for getting a reference to an object representing an element on the page, e.g. input control, button, etc. -- $get . However, you might notice that there is another function that appears to do same...

Answer: In Great Britain judges still wear wigs maintaining an old tradition going back to 18 th century. The judge’s robe and the wig serve as an indication that the judge is the courtroom as a representative of law of the land and not as a private person...

If this title is totally confusing to you, you may want to check out one of my previous posts XBAP Introduction … Based on same concept described in How to use the latest version of Visual Studio and build your project targeting earlier version...

Answer: There are only a few summer months at the Arctic suitable for the plants to photosynthesize and make their food. So, Arctic plants have adapted by keeping on the leaves formed in late summer, protected by dead leaves formed earlier in the year...

I’ve come across a number of write-ups some of which are conflicting each other when it comes to callbacks and delegates… So, I decided to create this post, which is my understanding of callbacks and delegates as applicable to .NET developers. First...

Answer: About 20 minutes, normally standing up, and usually for about 5 minutes or so at a time. Source: The 365 amazing trivia facts calendar for 2007

Did you know that you can use custom CLR types in Microsoft SQL Server by adding [ Serializable , Microsoft.SqlServer.Server. SqlUserDefinedType ] attribute? And, yes, you can implement and use methods – see Microsoft.SqlServer.Server. SqlMethod attribute...

Answer: Heat is the combined energy of all moving molecules. Temperature is a measure of how fast the molecules are moving. Source: Biggest Ever Book of Questions & Answers (excellent, in my opinion, book for kids and adults)