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Strong Typing without Types

Written by Yegor Bugayenko / Original link on Nov. 10, 2020

In 1974, Liskov and Zilles defined a strongly-typed language as one in which “whenever an object is passed from a calling function to a called function, its type must be compatible with the type declared in the called function.” Strong type checking, without doubt, decreases the amount of type erro…


The Pain of Daily Reports

Written by Yegor Bugayenko / Original link on Nov. 3, 2020

A few days ago I asked my Twitter followers to vote in a simple poll. They did, screaming in comments that only a stupid incompetent manager would ask programmers to send daily reports, while everything they do can easily be tracked in tickets, Git history, and so on. Indeed, why on earth would a…


New Metric: the Distance of Coupling

Written by Yegor Bugayenko / Original link on Oct. 27, 2020

Encapsulation, as you know, is one of the four key principles in object-oriented programming. Encapsulation, according to Grady Booch et al., is “the process of hiding all the secrets of an object that do not contribute to its essential characteristics.” Practically speaking, it’s about those priva…


Lack of Problem Is the Problem

Written by Yegor Bugayenko / Original link on Oct. 13, 2020

Do you know the most typical mistake startup founders make when they pitch their ideas to investors? According to Jake Mendel from Silicon Valley Bank, they often focus on the solution they propose instead of the problem they are trying to solve. Inability to identify the problem is the common caus…



Open Source Etiquette

Written by Yegor Bugayenko / Original link on Jul. 29, 2020

Here is a short list of common courtesy rules for open source software development. Actually, they apply elsewhere also, but they are most visible when you do GitHub-based coding. I strongly believe that sooner or later all programming will be open source and these rules will apply to everybody. Co…