By Charles W. Herbert
AN advent TO PROGRAMMING utilizing ALICE 2.2, moment variation, presents scholars with a great advent to suggestions of programming, good judgment, and similar arithmetic by utilizing Alice, a confirmed instrument for motivating starting programmers. This re-creation has been absolutely up to date to exploit the recent motion picture making, digital truth, and gaming features of Alice 2.2. All chapters are supported with powerful workout units and visible diagrams.
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Additional info for An Introduction to Programming Using Alice 2.2
Click the methods tab to see the IceSkater's methods. Click the functions tab to see the IceSkater's functions. T h e Editor A r e a The largest area of the Alice interface is the Editor area, which appears to the right of the Details area. Here, you assemble and edit methods by clicking and dragging tiles from other parts of the interface. The bottom of the Editor area has a row of logic and control tiles that can be used to put branching, looping, and other logical structures into the algorithms that will make up an object's methods.
There are two different sets of data—old data, such as a list of employees, and new data, such as the number of hours each person worked during a specific week. The old data will probably come from a database, while the new data will be entered into the system for the first time. Therefore, the Get Data module can be broken down further into Get Old Data and Get New Data. If the Perform Calculations and Output Results modules are broken down in a similar manner, and then the submodules of those modules are broken down, and so on, then the final design might look something like the one in Figure 2-2.
Gallery is (N>U visible at , ^ ^1 IW the bottom The galleries are organized Ot as a tree of SCTWU folders You can navigate the tree of galleries by clicking a gallery folder to enter that gallery, or by using the gallery navigation bar, which is just above the galleries. You will explore the galleries a bit before preparing to add objects to your new world. 1. Click the folder icon on the gallery navigation bar to move up one level in the tree of galleries, so that you can see the top level in the tree, as shown in Figure 1-8.