Recently I’ve been seeing a lot of posts on LinkedIn about application modernization and the performance gains that are being realized by using SQL and modern programming techniques.
This reminded me of an experience I had WAAAYYYY back when I was a programmer for a System/36 consulting firm.
Continue readingOne of the things that RPG isn’t particularly good at is string scanning & manipulation.
Many other programming languages support using Regular Expressions (or regex, as they are often referred to). Java, PHP, Node.JS, Python, & Perl have support for regex’s built in.
Regular expressions are a very powerful tools for parsing, analyzing, and manipulating text. It should be noted, however, that with such power also comes the possibility for complexity. Some regular expressions can get VERY VERY complex. See the end of this post for a VERY complex expression.
Continue readingA true regex master can create a functioning expression that is indistinguishable from modem line noise.
– Unknown (maybe me)