Tag: Complexity
Posted on January 14, 2019
Readable Functions: Guard Clause
Guard Clauses are one of my favorite little tricks that allow simplifying code. A guard clauses is an if statement with a return in it. Consider the following code:
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function doThing() { var $thing = 'default'; if (someCondition()) { $thing = 'special case'; } return $thing; } |
Using a Guard Clause we can simplify it …
Posted on October 30, 2018
Readable Functions: Do One Thing
Several tricks and heuristics that I apply to write easy to understand functions keep coming up when I look at other people their code. This post outlines the second key principle. The first principle is Minimize State. Following …
Updated on March 1, 2019
Readable Functions: Minimize State
Several tricks and heuristics that I apply to write easy to understand functions keep coming up when I look at other peoples code. In this post I share the first of two key principles to writing readable functions. …
Updated on March 1, 2019
The Fallacy of DRY
DRY, standing for Don’t Repeat Yourself, is a well-known design principle in the software development world. It is not uncommon for removal of duplication to take center stage via mantras such as “Repetition is the root of all …
Updated on July 31, 2018
Why Every Single Argument of Dan North is Wrong
Alternative title: Dan North, the Straw Man That Put His Head in His Ass. This blog post is a reply to Dan’s presentation Why Every Element of SOLID is Wrong. It is crammed full with straw man argumentation …
Updated on August 20, 2018
Simple is not easy
Simplicity is possibly the single most important thing on the technical side of software development. It is crucial to keep development costs down and external quality high. This blog post is about why simplicity is not the same …
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