PDF Presenter, an open-source, java-based utility, lets you display PDF documents the same way you'd present PPT (or PPTX) slideshows. Not only that, but you can also annotate your documents with an integrated Pen, Marker and Text Box tool. In addition, it provides you with an option to view your PDF documents (or a Whiteboard) in full screen mode. It works on Microsoft Windows, Mac OSX and Linux operating systems, requires latest JRE (Java Runtime Environment) installed.
When not to use Design Patterns? Do not use design patterns in any of the following situations. • When the software being designed would not change with time. • When the requirements of the source code of the application are unique. If any of the above applies in the current software design, there is no need to apply design patterns in the current design and increase unnecessary complexity in the design. When to use Design Patterns? Design Patterns are particularly useful in one of the following scenarios. • When the software application would change in due course of time. • When the application contains source code that involves object creation and event notification. Benefits of Design Patterns: The following are some of the major advantages of using Design Patterns in software development. • Flexibility • Adaptability to change • Reusability What are Design Patterns? A Design Pattern essentially consists of a p...
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