Smalltalk is an object-oriented programming language.

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Relationship between a mixin and its master invokation

I haven't studied Smalltalk or Strongtalk and am just trying to get an overview of the semantics of interfaces and polymorphism in O/O languages, particularly Dart. In the 2002 paper titled Mixins in ...
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2answers
481 views

What uses does Smalltalk’s ‘become:’ have?

The become: message in Smalltalk causes one object to change into another, affecting all references to it. What uses does this language feature have? Does it get used in real code? Is it just a ...
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2answers
463 views

How did people write end-user software in Smalltalk?

There is something I've never understood about Smalltalk, since reading about it in a book when I was a child, tho' I have never used it "in anger". I know that it is turtles-all-the-way-down, that ...
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3answers
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Objects in smalltalk and c++ [closed]

I have a question based on SmallTalk and C++. In one of the programming languages books, there is a question like: "Does an object in Smalltalk require its own private stack? What about in C++?" ...
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1answer
144 views

How would one allow a client to query a graph database in Smalltalk, without exposing all of Smalltalk? [closed]

Is there any example of Smalltalk being used as a query language? What I am looking for is: a system or an application where the Smalltalk nature of the application is hidden or irrelevant to the ...
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2answers
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How does whileTrue: works in Smalltalk?

I want to know how whileTrue: works. I searched the implementation that is in BlockClosure: whileTrue: aBlock ^ [self value] whileTrue: [aBlock value] And another implementation with no ...
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5answers
335 views

What happened to VM based deployments?

Watched some MountainWest RubyConf 2014 talks and noticed an interesting theme. Many dynamic programming environments back in the old days used to be self-contained VM images, e.g. SmallTalk, ...
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1answer
342 views

What's the relationship between meta-circular interpreters, virtual machines and increased performance?

I've read about meta-circular interpreters on the web (including SICP) and I've looked into the code of some implementations (such as PyPy and Narcissus). I've read quite a bit about two languages ...
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2answers
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data maintenance/migrations in image based sytems

Web applications usually have a database. The code and the database work hand in hand together. Therefore Frameworks like Ruby on Rails and Django create migration files Sure there are also servers ...
2
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1answer
482 views

Are there similarities between operating system kernels and programming language kernels?

I know very little about Smalltalk but I noticed that there's a frequent mention of the "kernel". Dan Ingalls prime maintainer of several implementations of Smalltalk also worked on a Javascript ...
2
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1answer
759 views

Were method cascades ever considered for C#?

Smalltalk supports a syntax feature called "message cascades". Cascades are being adopted by the Dart Programming language. As far as I know, C# doesn't support this. Were they ever considered during ...
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4answers
822 views

Is there an IDE for python that creates the same kind of reflective environment that Smalltalk provides?

As anyone who has used Smalltalk knows, one of the main benefits (other than a late-bound language that discourages many poor practices), is that the system is totally transparent and reflective, ...
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1answer
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Is there a common denominator of all Smalltalk implementations?

In most languages, there is standard libraries. And this is foundation, common denominator of them. Applications can be written with guarantee of the denominator. What's the core of Smalltalk?
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2answers
6k views

What did Alan Kay mean by “assignment” in The Early History of Smalltalk?

I have been reading The Early History of Smalltalk and there are a few mentions of "assignment" which make me question my understanding of its meaning: Though OOP came from many motivations, two ...
2
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1answer
101 views

How to get hold of the existing code base/projects in squeaksource.com?

I am very new to smalltalk. And I am currently trying to wrap my head around GNU smalltalk (pharo environment). Upon browsing through the introductory session of pharo by example, I came to know that ...
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3answers
2k views

Where is Smalltalk-80 best used? [closed]

I want to know in which applications/programming domain are most suitable for Smalltalk. Could anyone please provide me some useful links that could answer my query? Through googling I learned that ...