control using statecharts Designing Boundary Classes Chapter 17 M8748 © Peter Lo 2007 1 Architecture of the Presentation Layer Aim to separate the classes that have the responsibility for the interface with the user‚ or with other systems (Boundary Classes) from the business classes (Entity classes) and the classes that handle the application logic (Control Classes). This is the Three-Tier Architecture. There may be more than three layers‚ and that the logical layers can map to
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ADT vs CPI Comparison One of the biggest problems when it comes to choosing a home security system is narrowing down which company you should choose and the available features and options that best suits your needs. That’s why reading related reviews and looking at the side-by-side comparisons is the best way to find one that meets all your wants‚ needs‚ and budget. Overview: ADT vs CPI ADT has a long history in the home security and home automation industry‚ but so does CPI‚ although they are not
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Pennsylvania Academy of Fine Arts Art Critique INTRODUCTION 1. Begin by introducing the work: list the artist‚ title‚ date‚ medium and approximate size. “The Wave” by Alexander Harrison‚ 1185‚ oil on canvas‚ approximately 3.5’x 9’ FORMAL ANALYSIS: Remember‚ the formal elements are: line‚ shape‚ color‚ volume‚ space‚ light and texture. 2. Discuss the lines in the painting. Where are they located? What direction do they go? Are they straight or curved‚ thick or thin
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The legal system of Switzerland is inherited from the Romano-Germanic tradition. Highly influenced by the Germanic codes in its early days‚ the Helvetic Confederation was equally marked by France. More precisely‚ the country received the codified law with the Napoleonic invasion at the beginning of the nineteenth century . Unlike the US‚ Switzerland is definitely a civil law country. Despite the fundamental difference relating to their legal tradition‚ USA and Switzerland are both true federal states
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File Systems The file system provides the environment for working with files and folders. Windows uses FAT12‚ FAT16‚ FAT32 and/or NTFS with NTFS almost always being the best choice. Linux also has a number of its own native file systems. The default file system for Linux used to be ext2‚ now it is typically ext3. MS-DOS used to be and Microsoft Windows continues to be the most popular operating system for 80386‚ 80486‚ and Pentium PCs. Because Linux started on 80386/80486 PCs‚ a connection
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Background Denmark The small‚ European country of Denmark lies just on the border of the North and Baltic Seas upon the peninsula of Germany‚ also flanked by Norway and Sweden. It is less than twice the size of Massachusetts at 43‚094 square kilometers. The weather is generally temperate‚ humid and overcast with windy winters and cool summers. Denmark’s natural resources include petroleum‚ natural gas‚ fish‚ salt‚ limestone‚ chalk‚ stone‚ gravel and sand. Denmark has a population of 5‚484
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ESSAY Subject: History of Civilizations Question: 1. Analyze the Indian caste system and compare it to modern social stratification of the society. Discuss and identify similarities and differences. "Birth is not the cause‚ my friend; it is virtues which are the cause of auspiciousness. Even a chandala (lower caste) observing the vow is considered a Brahman by the gods." (Lord Krishna) In period of around 1500 BCE‚ Indo-European civilization called Aryan‚ settled in south-east
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The two-party system was formed by the end of Jackson’s presidency. [1] Although both parties‚ Jacksonian Democrats and Whigs‚ grew out of the same roots of the Jeffersonian republicanism‚ each bore different political philosophy and policy. For example‚ the Whigs welcomed the involvement of government and favored protective tariffs. They believed in internal improvements‚ schools and black colonization with the federal finance. They also advocated the regulation of currency and credit based on the
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High school is a strange time. After three years of trying to develop identity and friends in middle school‚ students are expected to mature immediately on the first day of ninth grade‚ but I never did this. I never fully realized in the earlier grades how important high school success‚ as measured by GPA‚ would be to my future life‚ and as a result I am applying to college with seemingly contradictory measures of my ability to perform college-level work. If I had worked and studied hard rather than
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In the “Proposals Relation to the Education of Youth in Pennsylvania‚ Philadelphia‚” 1749‚ Benjamin Franklin reconciled public service‚ the benefits of classical learning‚ and the necessity of practical training for young people in the colony. Mr. Franklin discussed that knowledge helps to give honor. Not just honor to yourself for knowing what you are doing and talking about but‚ also an honor for your country to represent them if you were to become a part of office and have to communicate with
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