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How To Become A Digital Nomad

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How To Become A Digital Nomad

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DIJKSTRA

“testing is hopelessly inadequate....(it) can be used very effectively to show the presence of bugs but never to show their ab­sence.”

DIJKSTRA

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Two widely-used approaches to understand­ing systems

Two widely-used approaches to understand­ing systems

Testing: This is attempting to understand a system from the outside — as a “black box”.

Informal Reasoning: This is attempting to understand the system by ex­amining it from the inside.

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Complexity caused by Code Volume

Complexity caused by Code Volume

This cause is basically in many ways a secondary eect — much code is simply concerned with managing state or specifying control.

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Software problems cost a lot

Software problems cost a lot

Some estimates software problems cost the Amer­ican economy $59 billion annually.

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Power corrupts

Power corrupts

In the absence of language-enforced guarantees (i.e. restrictions on the power of the language) mistakes (and abuses) will happen.

The more powerful a language (i.e. the more that is possible within the language), the harder it is to understand systems constructed in it.

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Simplicity is Hard

Simplicity is Hard

The type of complexity we are discussing in this paper is that which makes large systems hard to understand. It is this that causes us to expend huge resources in creating and maintaining such systems.

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Complexity is the major difficulty

Complexity is the single major difficulty in the successful develop­ment of large-scale software systems.

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CURATED FROM

CURATED BY

adriananghel

Full time dad and IT enthusiast for the rest.

Dealing with complexity of software systems could be daunting. But there are some ways to tackle it.

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Ancestry testing

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DNA-testing is done by millions of people all over the world to analyze their DNA and find out where they originate.

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Don’t rely on your talent

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