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Handbook of Sustainable Design of Digital Services

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Frontend    ODD#12     ODD#13    

Do the libraries used allow you to take only the components that are actually useful ?

Recommendation 

Technology

B People

A Planet

B Prosperity

Difficulty

***

Priority

High

Récurrence

OnUpdate

Tests

How are the components used?

Precisions

Very often components from public libraries (open source or commercial) provide a set of functionalities which are rarely all used and drain dependencies on other components with the same characteristics. In the end, the project aggregates a large volume of the library while a small part is actually used. Favoring components whose dependencies and functionalities are controllable in relation to the needs is efficient from the sustainable IT point of view.

Use Case

Technical documention mention components dependancies and how to remove unneeded

Additional elements

Operational issues related to the project

Posts

Rule for assessing the level of compliance of the criterion

Formalized = 100 ; Planned = 75 ; Identified = 50 ; Ignored = 0 / 100

Life cycle

Acquisition

11 other criteria related to the recommendation: Use environments and tools that limit impacts

Recommendation Essential

API

Are the functionalities covered by local actions (client side) privileged rather than API exchanges ?

Recommendation

Flux

Do you use caching mechanisms to limit exchanges ?

Recommendation

API

Is the data fed back by the APIs really only the data that the application needs when it is requested ?

Advice

API

Is an openSource alternative available for APIs ?

Recommendation

Technology

Are unused dependencies identified and removed ?

Recommendation

Technology

Couldn't the expected functionality be implemented with the native capabilities of the browser ?

Advice

Technology

Is an openSource alternative available ?

Recommendation

Technology

Are all the technical equipment used by the service identified ?

Advice

Technology

For each equipment, are the characteristics available ?

Advice

Technology

Are the functionalities related to regulated data processing (health, personal, banking) validated in terms of interoperability ?

Advice

networks

Are the latest technical advances used when they really help reduce impact ?