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As is well known, in the development process of a program, the time consumed to remove and correct the error is usually greater than time spent on coding. Therefore, a friendly debug environment can save a lot of time. In this respect, VB.NET and SQL are two extremes, that the former provides...

Do you find Vector Computing tiresome while using statistical computing tools? Here we go for a Vector Computing Comparison: R Language vs. esProc. To me, one of the most attractive features of R language and esProc is that their codes are both agile, that is, only requiring a few lines of codes...

Recently, I participated in the analysis for several marketing questionnaires in a row. Various typical grouping issues are encountered during the process. To share with the interested fellow in the same business, I classified and summarized these issues. Grouping is to allocate the samples...

We often need to group the subtables during the business analytics and statistics. We know it is easy for us to group a parent table, but not that convenient to group the subtables. What your way to group a subtable? Here let's see how SQL and esProc group the subtables. For example: To list...

By definition the true agile syntax only requires users to memorize a small number of basic functions to implement a great many of advanced functions through simple processing on the basic functions. The said simple processing is a programming style of lightweight effort that is far easier and...