Modern regex languages have strayed far from well-understood traditional regular expressions: they include features that fundamentally transform the matching problem. In exchange for these features, modern regex engines at times suffer from exponential co... (more…)

When implementing a language feature for JavaScript, an implementer must make decisions about how the language in the specification maps to the implementation. Sometimes this is fairly simple, where the specification and implementation can share much of t... (more…)

Few months ago I received the following email from a friend of mine: Subject: Can you unroll and explain this 1 line of code to me? Body: Call me stupid but…I don’t understand it and wo… (more…)

The Nginx Plus R12 server can be programmed using NginScript, a JavaScript-based tool... (more…)

Query processing and transformation of array-backed data tables. (more…)