O'Reilly Answers

By Chuck Bell  | Yesterday, 09:45 AM | 0 Replies

If a table on your slave becomes corrupt either through error or accident (e.g., a user deletes the data), you can use replication to recover the data. Do so by creating a temporary table on the maste...

By chco  | 05 October 2010 - 11:05 AM | 0 Replies

In this excerpt from Getting Started With Flex 4, you will learn how to include your Flex application on a web page and deploy it to a web server. You will learn what code you need to add to a web pag...

By Doron Katz  | 13 July 2010 - 12:31 AM | 4 Replies

A quick hint. For those of you who use gmail and in fact use it on your iPhones, you might have had it configured through the normal Gmail option in your settings. There is in fact a much better way o...

By mike-loukides  | 26 October 2009 - 12:36 PM | 1 Reply

Given a longitude and a latitude, what's the great circle distance between them? The formula for this computation, and many others, is available at the Aviation Formulary, by Ed Williams: QuoteT...

By chco  | 04 October 2010 - 11:21 AM | 0 Replies

The following is an excerpt from Getting Started with Flex 4 that shows you how to retrieve data from a database and display it in your DataGrid. This portion shows you how to create a data service th...

By macslocum  | 07 July 2010 - 05:26 AM | 0 Replies

My iPad looks like a bookstore strip mall. The iBooks app on one end. The Kindle app on the other. Borders and Barnes & Noble are crammed in the middle. [attachment=1211:ereaders-ipad.png] ...

By chco  | 29 September 2010 - 10:09 AM | 1 Reply

This screencast will show you how to check your hard drive for errors in Windows 7. Before Windows 7 this was taken care of automatically with a program called ScanDisk. The content in this screencast...

If not, you're missing the boat! mod_rewrite is a tool which uses regular expressions to match strings available in Apache's variables. The effect it has on serving files based on it...

By JonUdell  | 30 September 2010 - 06:01 AM | 0 Replies

Introduction The elmcity service makes API calls to many other services, including the Azure table service, Delicious, Eventful, Upcoming, Eventbrite, Facebook, and a wide variety of iCalendar so...

By Doron Katz  | 22 June 2010 - 07:57 PM | 3 Replies

Many of us who have moved on from the iPhone to an Android device, might have moved on to using gmail but for those of us who have been on MobileMe for quite some time, we don't have to get rid of...

By JulieLerman  | 24 September 2010 - 10:13 AM | 1 Reply

A central benefit of the Entity Framework is that it frees you from being concerned with the structure of your database. All of your data access and storage is done against a conceptual data model tha...

By Alanle [MS}  | 29 September 2010 - 02:49 AM | 0 Replies

I was asked an interesting question on my blog. "Is it possible to use AQS to find files that have been modified in the last 10 minutes?" The answer is Yes. You can go down to minute granul...

By mike-loukides  | 09 October 2009 - 12:52 PM | 1 Reply

From Ruby Best Practices: This trick makes Test::Unit look much more like behavior Driven Development. Usually, test cases written with minitest/unit or test/unit look like this: class MyThin...

By joshclark  | 27 September 2010 - 01:37 PM | 0 Replies

Just as spoken metaphors provide expressive shortcuts in language (your husband is a peach, my computer is a dog, our boss is a monster), graphical interfaces use visual metaphors to quickly explain t...