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152 posts. Showing page 7 of 16.

Cool Websites

Review of fiverr.com

by John Avis | October 29, 2014

I was really excited when I first found fiverr.com. Here was a site where you could get almost anything done for $5 (US).


ASP.NET Html Forms

ASP.NET What Server Side controls require a Server Form

by John Avis | September 30, 2014

This is a list of ASP server side controls that require or do not require to be nested inside of a server form (form runat="server").


ASP.NET Web Forms

ASP.NET Request object cheat sheet

by John Avis | August 8, 2014

Personally I can never remember which of the Request object properties I need to use to get the requested URL or certain parts of the requested URL.


ASP.NET Web Forms Databases

Using SqlDataReader NextResult to improve performance

by John Avis | July 31, 2014

On database-driven websites it is commonplace to execute multiple database queries to generate just one page. For example, on the home page of an ecommerce website you might get a list of categories, a list of banner advertisements to display, a list of featured products, and a list of top selling products. I investigate whether it was more efficient to put these multiple queries into one stored procedure and use the SqlDataReader's Next Result method to get the data all in one go.


Classic ASP

Classic ASP functions for database queries and SQL injection protection

by John Avis | July 28, 2014

If writing database queries in SQL in Classic ASP for SQL Server, rather than using ADO or parameterised queries, you can use these functions to correctly format your data and protect against SQL injection.


ASP.NET Web Forms ASP.NET MVC

How to view 'Entity Framework DbEntityValidation Exception was unhandled by user code' errors?

by John Avis | July 23, 2014

If you are using Entity Framework and have received this error message and have been frustrated by not being able to see what the actual problem is in Visual Studio then there is a simple solution.


Web Security

Best practices for membership systems, login pages and password resets

by John Avis | July 23, 2014

Developing a secure membership system can be complicated as there are many potential danger areas that you must be aware of. In this post I hope to cover all of the areas you need to think about and plan for.


Electrical Repairs

How to fix Fisher & Paykel DW60CSW1 dishwasher

by John Avis | June 23, 2014

My parent in-law's Fisher & Paykel DW60CSW1 dishwasher stopped working. When you turn it on all lights came on but none of the buttons did anything.


ASP.NET Web Forms

How to reset scroll position after an UpdatePanel post back?

by John Avis | June 6, 2014

If you use ASP.NET UpdatePanels, most of the time you want to maintain the window scroll position but there are occasions when you don't want to scroll back to the top or to a specific control.


ASP.NET Web Forms

Suggestions for ValidationSummary HeaderText

by John Avis | June 6, 2014

I often use the standard ASP.NET ValidationSummary to display form validation error messages but often struggle what to write for the Headertext property.

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About me

...mostly about web development and programming, with a little bit of anything else related to the Internet, computers and technology.

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