Calculator Widgets

The Tcl scripting language and the Tk toolkit create a powerful programming environment for building graphical user interfaces. With two lines of code you can create a simple button; with two hundred lines of code, a desktop calculator; and with a thousand lines of code, an industrial-strength groupware calendar and appointment minder. Your applications run on all of the major platforms: UNIX, Windows 95/NT, and Macintosh. You can even embed your programs in a Web page to make them available online. Mark Harrison and Michael McLennan, two noted Tcl/Tk experts, combine their extensive experience in this practical programming guide. It is ideal for developers who are acquainted with the basics of Tcl/Tk and are now moving on to build real applications. "Effective Tcl/Tk Programming" shows you how to build Tcl/Tk applications effectively and efficiently through plenty of real-world advice. It clarifies some of the more powerful aspects of Tcl/Tk, such as the packer, the canvas widget, and binding tags. The authors describe valuable design strategies and coding techniques that will make your Tcl/Tk projects successful. You will learn how to: Create interactive displays with the canvas widget Create customized editors with the text widget Create new geometry managers, like tabbed notebooks or paned windows Implement client/server architectures Handle data structures Interface with existing applications Package Tcl/Tk code into reusable libraries Deliver Tcl/Tk applications that are easy to configure and install Embed applications in a Web page Build applications that will run on multiple platforms Throughout the book, the authors develop numerous applications and a library ofreusable components. Learn from their approach, follow their strategies, and steal their code for your own applications! But don't bother retyping all of the examples.

Euro calculator - A euro calculator is a very popular type of calculator in European countries (see eurozone) that adopted the euro as their official monetary unit. It functions like any other normal calculator, but it also includes a special function which allows one to convert a value expressed in the previously official unit (the peseta in Spain, for example) to the new value in euros, or vice versa.

Calculator (software) - Calculator is a basic calculator application made by Apple Computer and bundled with Mac OS X. It has three modes: basic, scientific, and programmer.

Calculator - A calculator is a device for performing numerical calculations. The type is considered distinct from both a calculating machine and a computer in that the calculator is a special-purpose device that may not qualify as a Turing machine.

Calculator words - Calculator words are words that can be written on most calculators by putting in some numbers and turning the calculator upside-down. (e.

calculatorwidgets

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Simple Loan Calculator - Simple Loan Calculator Ti-83 Plus Graphing Calculator for Dummies Use this cool tool to perform dozens of tasks! Do simple simple loan calculator and complex calculations, analyze loans, even send files to your PC Nothing can crunch numbers like your TI-83 Plus, simple loan calculator and this handy guide makes the crunching easy! In no time you’ll be punching those buttons to convert decimals to fractions, find factorials, compare interest rates, graph simple loan calculator and analyze functions ...

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