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Eric S. Davis

Entries for May, 2009

Configuring IIS FTP and Windows Firewall for Passive Connections

The FTP Server included in the Microsoft Server OS is a bit limited. Only direct connections are enabled by default. To allow passive FTP connections to your server you have to do some manual configuration of the IIS metabase, Windows Firewall (if enabled), and any hardware firewall that you may have in place. Unfortunately, in [...]

Using Expressions for Fun and Profit

A co-worker put together a great post explaining how you can use the System.Expressions library and lambda expressions in C# to create dynamic functions that are compiled and cached at run time. This technique can be used in place of reflection. This is some good stuff – thanks Sean.