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Ich bin selbständiger IT Berater und Unternehmer in der Internet und Software Branche. Ich beschäftige mich mit Design, Enterprise Applikationen, Web Apps und SaaS Produkten. Ich entwerfe und entwickle Business Lösungen und Anwendungen. Ich helfe Unternehmen in Sachen Software Qualität und Wissenstransfer, z.B. mit Angular und Spring Boot.

What to Expect from Regular Expressions in JavaScript with ECMAScript 2018

Leider ist der Eintrag nur auf English verfügbar.Regular expressions have been supported in JavaScript since 1999 and ECMAScript 2015 added a few minor improvements such as RegExp.prototype.flags and RegExp.prototype.sticky. While JavaScript probably will never be thought of as the prototypical language for working with regular expressions, especially in an idiomatic way (that award still goes to Perl, after all ...), regular expression in JavaScript are quite usable and useful. In early 2017, V8 developer Mathias Bynen wrote about upcoming (proposed at the time) ... Read more

Modern SQL by Markus Winand

Leider ist der Eintrag nur auf English verfügbar.Last year, I attended an event during which SQL trainer and consultant Markus Winand gave an aptly titled talk on Modern SQL: Evolution of a dinosaur (the linked video is not from that event but it shows the same talk given at another event). Markus runs a website called Modern SQL, which provides an impressive range of SQL tips, best practices, descriptions of both highly useful and lesser known SQL features and comparisons between the ... Read more

Regular Languages Are … well … Regular

Leider ist der Eintrag nur auf English verfügbar.A few weeks ago I came across an article describing "A regular expression to check for prime numbers". I was intrigued because processes defined by formal regular languages have an inherently linear runtime while the process described is non-linear. This contradicts the definition of regular languages, specifically the Pumping Lemma. So, how is this even possible? Well, the regular expression discussed in this article and the regex framework it's used with makes clever use of ... Read more