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Web application programming tutorials

Fix for ASP Pages That Will Not Display an ADO Recordset based on a #Temp Table

Contributed by shamanstears on January 22, 2008 under Web application programming

Here’s the problem: your asp page is designed to display the data contained in an SQL generated #temp table. When you run the page, you get an error that states that the operation is not allowed when the object is closed. If you execute the SQL command in a query window though, the data is displayed as expected.

Symfony: Add log message manually

Contributed by qmchenry on September 17, 2007 under Symfony

When troubleshooting a complex web application (or a simple one), there are times that sending a message to a log file will help. Two command syntaxes are required depending on if you are in an action or a template. When using the development environment of an application in Symfony, the log message will show up in the development toolbar which will make your life even easier.

Symfony: Troubleshooting file uploads

Contributed by qmchenry on August 6, 2007 under Symfony

The Symfony framework is an amazing project which brings many best practices to the hands of mortal coders. It’s also a dauntingly vast system with many subdirectories and classes. While trekking your way up the learning curve, you may run into hurdles which seem daunting. One possible gotcha involves adding file uploading to an existing Symfony form.

Visual Web Developer: Enable AutoRecover and Set Save Interval

Contributed by shamanstears on July 16, 2007 under Web application programming

Using AutoRecover can be a real lifesaver, especially if disaster strikes and you lose all of that great coding that you were working on. By default, Visual Web Developer has AutoRecover disabled. To enable AutoRecover and set the save and retention intervals, follow these steps:

Dreamweaver 8: Insert Flash Buttons

Contributed by shamanstears on February 5, 2007 under Web application programming

A Flash button is a quick Flash movie that acts like a rollover image. You can build Flash buttons in Dreamweaver without any other tools, to do this . . .

Microsoft Expression Web: How To Clear the MRU List for Find and Replace

Contributed by shamanstears on January 18, 2007 under Web application programming

Expression Web saves a list of your recently used searches to provide easy access to them by clicking the Most Recently Used button. You may find that you need to clear this out since you no longer need some or all of the searches. To clear the MRU list for Find and Replace, do the following:

Microsoft Expression Web: Allow Users to Sort Data Displayed in Grid

Contributed by shamanstears on January 16, 2007 under Web application programming

In some situations, it works best to allow users to be able to sort the displayed data as they need to. Not everyone needs the data sorted in the same manner. You can give your users the choice as to how they want the data displayed in the GridView control by doing this…

Microsoft Expression Web: Set the Transparency of an Image

Contributed by shamanstears on January 13, 2007 under Web application programming

Giving a color transparency in Expression Web can be quite useful, especially if the image has a background color different from that of the page. To do this…

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