Tag Archives: web

The Magic of MemFile

Posted on October 2, 2019 by keith swenson

In the Purple Utilities Library is a class called MemFile which you can efficiently stream into and out of. Learn to use it properly can increase the efficiency of your programs when reading and writing data.

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#30 Avoid Session Variable Abuse

Posted on August 17, 2012 by keith swenson

When programming an application to run in a web server or app server, there is often the need to retain a value from interaction to interaction.  It is easy, and very temping, to create a new session variable at the … Continue reading →

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#23 UTF-8 Encoding

Posted on November 3, 2011 by keith swenson

Wondering what encoding to use for your web pages?  Wonder no longer.  Always use UTF-8 encoding.  It is the single best encoding, supports the most characters, the most languages, and is available on every browser.  That is all you need … Continue reading →

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#12 context path and browser redirecting

Posted on October 14, 2011 by keith swenson

What is the URL to the application? There is one, and that is the one that the user places into the browser in order to access the application. Unfortunately, along the way, the request will pass through many intermediate services … Continue reading →

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#8 The "go" parameter

Posted on October 6, 2011 by keith swenson

Web pages can be designed to be reusable like subroutines that go and do something for the user, and then return. For example, the login may need more information, redirecting to a page to prompt for that information, and when … Continue reading →

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