Introduction I am currently learning how to implement an Interpreter/Compiler. I want to document this process so this will be my first post which will cover the general frontend. This frontend is source-language independent because which language at the end I will compile or interpret to does not matter at that…
Introduction About interfaces in general i wrote in an other post. If you are interested please read first that article and the comeback later on. It is not necessary to read it but if you are new to programming you might get some insights or maybe not. It depends. Interfaces…
Introduction The word Interface has many meanings in the world of computer Science and its applications but it always boils down to one simple fact: It is an abstraction which helps us to understand or to reason about two different kind of systems which need to be connected somehow. What…
Introduction For a project of mine i had to implement a Tokenizer. This article discusses the code i created and Why i choose in my i eyes the most general way of implementing such an Tokenizer. A Tokenizer What does a Tokenizer? In one sentence: “A Tokenizer converts a stream…
Introduction In many of my previous post i have spoken about properties but never really went into detail of what they are. This post will change that. First let me cite the ECMAscript standard about what a property is: property: part of an object that associates a key (either a…
The Object Model In the first post about JavaScript Objects we have seen how to interact with objects but we did not learn what objects in JavaScript are on a conceptual level. If you are coming from class-based languages like C++, C# or Java you might have noticed objects are not…
Introduction DOM stands for Document Object Model. Unfortunately this name is misleading as Hell. Why you ask? Because the DOM standard does not describe a object model instead it describes an INTERFACE how to access an object model representing an Document. Honestly, i cannot understand why the committee which ratified this…
Introduction A closure is the combination of a function and the lexical environment within which that function was declared. In simple terms: a closure is a function within a function if returned as function keeps the local variables of the returning function outside of its scope alive. a closure is…
In my previous post I already scratched a bit the surface of the JSON interchange format. In this post, as you might already guessed we will take a close look at this interchange format.
Introduction An object in JavaScript can be seen on an technical level as an associative array which can hold any type including itself. Through this property objects in JavaScript could be called Variants or tagged Unions except JavaScript objects can an hold more than one variable with their correct value…