smalltalk

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How do I get user input in the Self language?

I\'m experimenting with the Self language and I just past the point of easy canned stuff.I want to prompt the user for a number, or perhaps provide a form for several numbers.Is there an equivalent to[详细]

2023-01-10 06:28 分类：问答
SqueakSource add a resource file

I\'m new to squeak/squeak source and i am writing a small game as a learning exercise.I have a few graphics that i am using for some of my sprites (mostly pngs) but i cannot figure out how to add them[详细]

2023-01-09 05:41 分类：问答
In Squeak, where do I find the code for the message handling algorithm?

When sending a message to an object开发者_如何学C in Squeak, the runtime invocation algorithm is something like[详细]

2023-01-08 16:06 分类：问答
Restrict querying for senders to a certain package

I know there\'s SOUL. But perhaps Pharo can do the following without any additional packages: How can I restrict searches for senders and implementers to a certain category? L开发者_Go百科ike: I want[详细]

2023-01-08 14:38 分类：问答
How to actively change a label's string in visualworks smalltalk

I am trying to dynamically change the value of a label in an ApplicationModel dynamically during the running of my p开发者_如何转开发rogram.[详细]

2023-01-07 05:47 分类：问答
Is Seaside still a valid option?

Seaside just released a release candidate for the upcoming 3.0 version, so it appeared on my radar again. As I\'m currently pondering what web framework to use for a future project, I wonder whether i[详细]

2023-01-06 05:21 分类：问答
With Traits, should I use a T prefix and if yes put it before or after any other prefix?

When creating Traits in Pharo+Squeak, is it proper to use a T prefix like TMyT开发者_JAVA技巧rait and if yes, should the T go before any other prefix like TMPMyTrait (where \"MP\" is the other prefix)[详细]

2023-01-06 03:06 分类：问答
Dollar dollar= (Dollar) object; What does this do?

Dollar dollar= (Dollar) object; What does this snippetin do? I开发者_如何学Pythons it even Java? Or Smalltalk? I found it in TDD, which i think was written with Smalltalk in mind.This could be Java.[详细]

2023-01-05 23:00 分类：问答
How do I load a picture (image) into smalltalk

How do you load a picture into smalltalk?I have found several examples of how to display an image once it is a class resource, but can\'t find a way to import the picture into my smalltalk environment[详细]

2023-01-05 20:27 分类：问答
How to get the bytes that makeup an integer?

In Smalltalk (or at least Squeak and Pharo), is there a portable way to get the bytes that make up 开发者_C百科an integer, starting with the most significant byte followed by the next-most, and so on,[详细]

2023-01-05 06:14 分类：问答