August 2018
Intermediate to advanced
248 pages
5h 51m
English
Content preview from Mastering Python Design Patterns - Second Edition
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Real-world examples
The memento pattern can be seen in many situations in real life.
An example could be found in the dictionary we use for a language, such as English or French. The dictionary is regularly updated through the work of the academic experts, with new words being added and other words becoming obsolete. Spoken and written languages evolve and the official dictionary has to reflect that. From time to time, we revisit a previous edition to get an understanding of how the language was used at some point in the past. This could also be needed simply because information can be lost after a long period of time, and to find it, you may need to look into old editions. That can be useful to understand something in a particular field. ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.