computer science

Wyvern (programming language)

Wyvern (programming language) is a computer science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Wyvern (programming language) rather than just read about it. In short: Wyvern is a computer programming language created by Jonathan Aldrich and Alex Potanin for the development of web and mobile applications with security and assurance being number one priority. Wyvern supports object capabilities, it is structurally typed, and aims to make secure way of programming easier than insecure.

Key takeaways

Wyvern (programming language) belongs to computer science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Wyvern (programming language) to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Wyvern (programming language) from memory before moving on to harder problems.

Reference excerpt

Wyvern is a computer programming language created by Jonathan Aldrich and Alex Potanin for the development of web and mobile applications with security and assurance being number one priority. Wyvern supports object capabilities, it is structurally typed, and aims to make secure way of programming easier than insecure. One of the early available features that make Wyvern special is a way to safely use multiple programming languages within the same program so programmers can use the language most appropriate for each function while at the same time increasing the program's security. It is currently in a prototype stage and distributed under a GPLv2 license.

Hello World A 'Hello World' program in Wyvern looks as follows:

References

Further reading Cyrus Omar, Darya Kurilova, Ligia Nistor, Benjamin Chung, Alex Potanin, and Jonathan Aldrich,Safely Composable Type-Specific Languages, Proc. European Conference on Object-Oriented Programming. Ligia Nistor, Darya Kurilova, Stephanie Balzer, Benjamin Chung, Alex Potanin, and Jonathan Aldrich,Wyvern: A Simple, Typed, and Pure Object-Oriented Language., In Mechanisms for Specialization, Generalization, and Inheritance (MASPEGHI), 2013. Carnegie Mellon News,Carnegie Mellon Developing Programming Language That Accommodates Multiple Languages in Same Program, Carnegie Mellon University

External links Official website Wyvern on GitHub

Worked examples

Example 1 — a first encounter with Wyvern (programming language)

Start with the simplest possible case. Write down what Wyvern (programming language) claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In computer science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Wyvern (programming language) before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Wyvern (programming language) ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Wyvern (programming language)

In research: Wyvern (programming language) appears in computer science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Wyvern (programming language) in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Wyvern (programming language) is common in secondary-school and first-year university syllabi. It links to neighbouring topics Programming languages created in 2013, Software engineering stubs, so understanding it makes those chapters shorter.
In everyday life: Look for Wyvern (programming language) outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Wyvern (programming language) in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Wyvern (programming language) means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Wyvern (programming language) out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Wyvern (programming language) in simple terms?

Why does Wyvern (programming language) matter?

Because it connects several computer science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Wyvern (programming language)?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Wyvern (programming language).