COS 9 – JAVA PROGRAMMING MIDTERM 1st Week Exception and Assertion Exceptions – are a mechanism used by many programming languages to describe what to do when something unexpected happens. Common Exceptions: NullPointerException – this is attempt to access an attribute or method of an does not refer to an object. FileNotFoundException – this is attempt to read from a file that does not exit. NumberFormatException – this is attempt to parse a string into a number. ArithmeticException
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Behavioral Study of Obedience by Milgram (1963) Background: Some type of authority is necessary when humans live together and obedience is currently a very relevant concept. Throughout World War II‚ millions of people were killed through gas chambers and death camps. Although there was a mastermind behind the plan‚ there needed to be a huge amount of people to carry out the deeds. Some think that this is an ingrained behavior that can override ethical values‚ sympathy‚ and morality. Obedience should
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Gringard Synthesis detailed procedure and scheme of the apparatus any changes to the original procedure‚ actual masses‚ and obs yield calculations and mp Discussion outline Grignard rxn (what is it used for‚ why important‚ the mechanism) Reaction set up (important details) How can the rxn be activated Second step: rxn of the Grignard reagent with acetophenone‚ quenching with ammonium chloride Isolation of the product‚ identification Possible or actual sources of error Part one of our experiment
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Section B. Is local diversity a product of regional forces‚ local forces‚ or both‚ and how might we know? In ecology‚ the change in species diversity across space and time is one of the oldest studied subjects‚ however the underlying causes of many diversity patterns is under much debate (Field et al. 2001; MacArthur‚ 1972; Rosenzweig‚ 1995). How does diversity arise (Erwin 1991)? How is diversity distributed in space (Dean et al. 1997‚ Fonseca et al. 2000)? And how is diversity maintained
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“EFFECTIVENESS OF K-12 Curriculum to the acquisition of language among Grade-2 pupils in Gumaca West District School Year 2013-2014 _________________________________________________ A Thesis Presented to The College of Education Eastern Quezon College ________________________________________________ In Partial Fulfillment Of the Requirements for the Degree Bachelor of Secondary Education ________________________________________________ By
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Synthesis Essay In today’s society‚ language is one of the most important and most used things in everyday life. Language is one of the most effective and efficient ways of communicating with one another‚ animals‚ and God. It can be used as a mirror‚ tool‚ or a weapon. The reason I think language can be used as a mirror is because people use language to directly reflect who they are as a person. For example‚ if you have heard someone using improper grammar or slang‚ it may lead you to believe
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However‚ the study‚ led by a Brown University professor‚ discovered that students perform better later in the day for biological reasons. The article states that specific high schools that started later saw an improvement in their students’ academic achievement simply because they were able to wake up later. According to CDC physical activity can also enhance students performance. The brain is sharpened with physical exercise in the same way muscles are strengthened.They also conducted a study regarding
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Synthesis of DEET Abstract: For this experiment m-toluic acid was reacted with thionyl chloride resulting in a nucleophilic acyl substitution which could then be used to create DEET with excess diethyl amine (Figure 1). This was done by adding diethyl amine drop wise using a seperatory funnel which resulted in a gas formation which was controlled with a condenser attached to a gas vacuum. The resulting mixture was then washed to remove excess acids and bases and rotovapped. DEET was synthesized
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Experiment 23: Synthesis of an Alkene April 5‚ 2013 Purpose: Results and Discussion The weight of our n-Butyl Bromide sample (actual yield) was 0.09g. The percent yield was found to be 4.38%. Only 0.09g of the theoretical 2.055g yield was obtained. The boiling point was 104° C‚ which is higher than the literature value of 101° C. This is due to the sample being somewhat impure‚ as impurities tend to increase boiling point. When IR spectroscopy was performed‚ there were no OH stretches
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Synthesis Essay In our world‚ we constantly encounter problems. There will be more significant and life-changing obstacles‚ and also many smaller‚ less threatening ones. But what matters most is not the size or relevance of those challenges‚ but instead‚ it is more important as to how one deals with the problem. Adversity of all different types and sizes reveals one’s character. One type of adversity‚ physical adversity‚ happens in various ways. In Mitch Albom’s book‚ Tuesdays with Morrie‚ Albom
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