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  1. ST 4U 233: Startup Options for VisualWorks

    01:48

    by James Robertson / Added

    2 Plays / / 0 Comments

    When you start a VisualWorks image, there are a number of startup command line options. Today we'll take a brief look at them

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    • ST 4U 226: Message Not Understood

      02:50

      by James Robertson / Added

      3 Plays / / 0 Comments

      One of the cool things about Smalltalk is the ability to handle nearly anything - including messages that are not understood. It's a risky thing to implement #doesNotUnderstand:, but we'll take a…

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      • ST 4U 223: Allocation Profiling in VisualWorks

        01:36

        by James Robertson / Added

        2 Plays / / 0 Comments

        Need to profile a segment of code for memory performance in VisualWorks or ObjectStudio? Today we'll take a look at the Allocation profiling tools.

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        • ST 4U 220: Time Profiling in VisualWorks

          02:20

          by James Robertson / Added

          8 Plays / / 0 Comments

          Need to profile a segment of code for performance in VisualWorks or ObjectStudio? Today we'll take a look at the Time profiling tools.

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          • ST 4U 211: Inspectors and Workspaces in VW

            01:23

            by James Robertson / Added

            3 Plays / / 0 Comments

            Many people don't realize that in VisualWorks (and ObjectStudio, for that matter), you can drag objects from an inspector over to a workspace - which makes it easy to experiment with a "live" object.

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            • ST 4U 196: Raising Exceptions in VisualWorks

              02:11

              by James Robertson / Added

              2 Plays / / 0 Comments

              Today we'll look at raising exceptions in VisualWorks, and how and why you might want to define your own

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              • ST 4U 190: Security Libraries in VW 7.8 NC?

                01:39

                by James Robertson / Added

                3 Plays / / 0 Comments

                If you are using vw7.8 NC, and you still have 7.7.1 NC installed, you can get the missing security libraries from there. Today we'll look at that, with a few verbal caveats about what is being shown

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                • ST 4U 181: Class Extensions in VisualWorks

                  02:01

                  by James Robertson / Added

                  8 Plays / / 0 Comments

                  When you extend a class in VisualWorks Smalltalk, you can organize the new code in your own package (for version control purposes). Today we'll look at that.

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                  • ST 4U 171: Setting up a Wiki with VisualWorks

                    02:22

                    by James Robertson / Added

                    4 Plays / / 0 Comments

                    If you need to set up a wiki, and you're already using Smalltalk, then the WikiWorks code in VisualWorks is probably a good choice. Today we'll take a look at how you use it.

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                    • ST 4U 160: Menu Pragmas in VisualWorks

                      02:04

                      by James Robertson / Added

                      2 Plays / / 0 Comments

                      Need to add a menu item dynamically in VisualWorks, but would rather not modify the menu spec? Today we'll look at how to do that with pragmas

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                      • ST 4U 134: Creating a Runtime in VW 7.8

                        02:24

                        by James Robertson / Added

                        7 Plays / / 0 Comments

                        In VW 7.8, you can run into a small glitch if you have Store loaded when you start your build. Ideally, you don't have Store loaded at that point, but many projects do - and today's screencast walks…

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                        • ST 4U 99: VW Project Launcher

                          02:14

                          by James Robertson / Added

                          11 Plays / / 0 Comments

                          In the latest version of VisualWorks, there's a project launcher tool that makes it easier to manage multiple projects. At present, that mostly equates to multiple images, but it looks like Cincom…

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