Web development blog

When I start studying computer science in the University class I truly believe that it is all I need to get started writing good programs. Algorithms > Functional programming > OOP > Databases > MVC is a step-by-step path of all people that learn programming of the web application. But… (continue reading…)

When you are skilled Unit tests writer it is not very easy to estimate the potential of BDD. Moreover in most cases BDD is used as a human-readable wrapper for unit tests. Do you really think that programmers need such abstract layer? Of course not… Users needs them.
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Have a good time watching the Google Wave presentation video. Looks like an excellent open technology that will make our life easier. I like the overall idea. It is really awesome. But I personally admit some things that seems useless to me…
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Read a great article today - Liskov Substitution Principle (LSP). It let me understand that Interface is not just a list of methods.
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Seam Application has a number of good innovations but let’s find out if we lose some advantages that we had before. I started application development with JBoss Seam one year ago. With the code base growth I have had more and more problems in workflow development . (continue reading…)

A lot of relational tables need created and update timestamps columns. I prefer having them for all tables with no exception. However, most of applications I am working on are running MySQL. MySQL has minor limitation on timestamps. Unfortunately you can create only one time stamp column that has DEFAULT NOW() value. Read more to see how to avoid this limitation. (continue reading…)

I am not clever. I am just yet another way to use google.
Good programmer should be lazy.
The hole in your pocket is not critical unless you have a hole in your other pocket.
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If you are familiar to run Apache Tomcat as Windows service, you can install it with the ant task. build.xml file sample under the cut line. (continue reading…)

Many web developers came to the problem that they are not able to change value of file input field from Java Script in the web application. There is no access to value field of file input tag because of security restriction. However there is a trick how to erase this field if you need it in your application.
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There is no one technical book I read more than a half. Is everybody doing this way? I recommend book authors to explain themselves in more short form.