Patterns

How visual patterns can be used to decode product performance?

by Krishna Meet|20 May 201611 May 2019|big data, Patterns

Today's business-decisions have close connection with data analysis. Most analysis of business data is usually done by comparing multiple instances of single quantitative variable, such as sales across different regions. However, there is always a need to analyse data to...

Decorator Pattern Explained

by Vishal Shukla|11 June 200924 April 2019|Patterns

In recent posts, we identified what issues can arise if we keep going with the design shown in Class Explosion and Etymology Of Decorator Pattern. Lets take a quick look at what fundamental design problems exists in this design. Exsisting...

Etymology Of Decorator Pattern

by Vishal Shukla|02 June 200924 April 2019|Patterns

Today our purpose is to know why and when to use decorator pattern. In last post about class explosion, we found that there is class explosion if we go with the first trial. Now what we can do to improve...

Design Anti Pattern – Class Explosion

by Vishal Shukla|31 May 200924 April 2019|Patterns

To understand a typical design anti-pattern causing Class Explosion, consider a use-case of Restaurant. They need to serve several menu items, some of them are listed below in form of Class names. DoubleCheesePizza ItalianPizza FreshVeggiePizza Vegetable Sandwich Cheese Sandwich Aalu-matar Sandwich...