an introduction to the unified modeling language

... first in the module search path The other directories were determined by the Python installation If you want Python to look in other locations for modules you will need to manipulate the module ... reinventing the wheel Simply use Python's csv module Do you want to enable logging in your program? Use the logging module Do you want to make an HTTP request to a web service and then parse the JSON ... Math, and Comments Numeric Operations Strings and Numbers The int() Function The float() Function Comments Review Exercises Chapter - Booleans and Conditionals Comparators Boolean Operators Conditionals...

Ngày tải lên: 05/03/2019, 08:36

... 1.6 Theories 1.7 Problems 1 Expansion 2.1 The redshift 2.2 The expanding Universe 2.3 The distance scale 2.4 The Hubble constant 2.5 The deceleration parameter 2.6 The age of the Universe 2.7 The ... have been made to attach the thermodynamic arrow of time, whereby the future lies in the direction of thermal equilibrium, to the cosmological one The idea is that the expansion of the Universe ... ηtot the number of photons per baryon subsequent to e± annihilation the total entropy per baryon (including all relativistic species) H H0 the Hubble parameter (at any time) the Hubble constant...

Ngày tải lên: 17/03/2014, 13:34

... to the borrower, and by the continuance of the payment of dues, the repayment of the loan is less of a CHAPTER X 127 burden than in ordinary loans obtained from a bank or a capitalist Loans to ... proportion to the wages they had earned in the previous year The expectation was that the increased interest and effort and devotion put into the work by the men would be such as to make the total ... while in the manifold wars amongst themselves and with the common foe he has been careful to give just enough to make the course of events clear and to put the causes and meaning of the conflicts...

Ngày tải lên: 23/03/2014, 23:20

... Trang 1The Trillia Lectures on MathematicsAn Introduction to the Theory of Numbers 9 781931 705011 Trang 3The Trillia Lectures on MathematicsTrang 4Terms and ConditionsYou may ... shall not be able to penetrate deeply in any direction On the other hand, it is well known that in number theory,more than in any other branch of mathematics, it is easy to reach the frontiers of ... as an introduction to the elementary theory ofnumbers I use the word “elementary” both in the technical sense—complexvariable theory is to be avoided—and in the usual sense—that of being easy tounderstand,...

Ngày tải lên: 31/03/2014, 16:21

... question as to the properties of all human languages These are empirical questions and their answers are not to be supposed generalisable to every conceivable language The philosopher of language, ... more ethereal) things: his characteristic concern is with the essence of language any language and so his procedure is to examine the concept of language with a view to discovering how any language ... distinguished by the fact that they are activities which are played the analysis seems too close to what it is meant to analyse And, second, it resembles the case of games and playing in another way,...

Ngày tải lên: 10/06/2014, 21:27

... going to understand what theists mean when they say that there is a God, we thus need to understand what these properties amount to and how they are related to one another; we need to ... thinking... mean anything to say that there’s a God, then that entails it can’t be true to say that there’s a God. ) It’s the prior question of whether or not there’s any common and coherent ... whether the theist’s understanding of these properties is coherent and substantial... about the ability of the average adult who is willing to grapple with these issues to grasp them...

Ngày tải lên: 10/06/2014, 21:54

... Trang 2An Introduction to the Mathematics of MoneyTrang 3David Lovelock Marilou Mendel A Larry WrightAn Introduction to the Mathematics of Money Saving and Investing Trang 4Department of Mathematics ... thanks go to Murray Teitelbaum and some of the many people atthe New York Stock Exchange who are involved with the Teachers WorkshopProgram We thank the many other people who have assisted in the ... refers to the second figure in Chapter 4,Table 1.3 refers to the third table in Chapter 1, and Problem 1.5 refers to thefifth problem in Chapter 1 The symbol
indicates the end of an example, and the...

Ngày tải lên: 28/06/2014, 21:20

... outward from the shaft into the ore body The ore is removed and transported to the surface The deepest such subsurface mines (deeper than 3500 m) in the world are located in the Witwatersrand basin ... and manzanita (Arctostaphylos manzanita) at the Musick site, and (3) white fir (Abies concolor), sugar pine (Pinus lambertiana), and incense cedar at the Shaver site The parent material of the ... sediment If land subjected to any of these surface mining techniques is not properly Trang 23restored after its use, then it leaves an unsightly scar on the land and is highly susceptible to erosion...

Ngày tải lên: 29/06/2014, 09:20

... livelihoods and incomes for many of the inhabitants of Thailand’s northeastern and northern provinces Fish and other aquactic animals are also a major component in the diet of the people of the basin, ... Marketing and value-adding would increase the value and importance of the fishery However, the fisheries are more than just an important element in the economy of the country; they are the chief ... resources To the east, the coastline of the Gulf of Thailand extends some 1,870 kilometres from the eastern province ofTrat to Narathiwat province in the south To the west, the Andaman seaboard...

Ngày tải lên: 06/07/2014, 22:20

... analogous to the deterministic case (2 12), we can – even in therandom case – expect Pi and Λi to be of the same order of magnitude To keep things simple, let us for a moment assume that Pi and ... distributed) in the sector and the ond random effect arises from the uncertainty regarding the exposuresaffected by the sector defaults; seeSection 4.3.2 On the portfolio levelthe loss distribution ... of Loan Value Mark-to-Model of Loan Value Distance to Default (DtD) Definition of Risk Intensity Process economic Factors Macro-Asset Value Process Asset Value Trang 6and to some extent in the...

Ngày tải lên: 10/08/2014, 07:20

... adding new deals to cap-it The contribution of the new deal to the total EC of the enlargedportfolio is then given by a multiple of the CM In general, the CMheavily depends on the chosen level ... underlying the ECdefinition Because for given p and % the CM is just the EC scaled bythe inverse of the UL, Figure 2.6 additionally illustrates the shape ofthe curve describing the dependency of the ... by 1 + β n , (2 58)where α and β are called the sector parameters of the sector; see For-mula (4 26) The expectation and the variance of L0 are given by E[L0] = αβ and V[L0] = αβ(1 + β) , (2...

Ngày tải lên: 10/08/2014, 07:20

... his bands The reporting tool then retrieves and displays all the bands that person manages and asks him to choose one After the band manager selects a band, the reporting tool retrieves the sales ... increase the ease of understanding an application under development There is more to UML than these diagrams, but for my purposes here, the diagrams offer a good introduction to the language and the ... myReportGenerator : ReportGenerator) If a class instance sends a message to another class instance, draw a line with an open arrowhead pointing to the receiving class instance; place the name of the message/method...

Ngày tải lên: 22/10/2014, 21:50

... An Introduction to the Unified Modeling Language Figure 1: The UML symbol for a use case An actor represents whoever or whatever (person, machine, or other) interacts with the system The actor ... information, including the class names, the methods and attributes of the classes, and the relationships among classes © Laurie Williams 2004 An Introduction to the Unified Modeling Language The class diagram ... messages to each other © Laurie Williams 2004 12 An Introduction to the Unified Modeling Language In a sequence diagram, objects are shown in columns, with their object symbol on the top of the line...

Ngày tải lên: 22/10/2014, 21:50

... memory, and an interface to the SCSI bus The controller manages the storage and retrieval of data to and from the mechanism and performs mappings between incoming logical addresses and the physical ... into zones Zones near the outer edge have more sectors per track than zones on the inside There are typically to 20 zones, and the number is likely to double by the end of the decade Since the ... encourage manufacturers to include these in their disk specifications, since the only alternative is to determine them experimentally The information required to determine how much power to apply to the...

Ngày tải lên: 12/09/2012, 14:16

... what they say about this Secondly, if they mean to abandon reasoned argument altogether, even in defence of their own position, then I have Introduction nothing more to say to them because they ... from their existence in time and their alleged capacity to enter into causal relationships According to the Cartesian dualist, thoughts and feelings, being states of an immaterial substance altogether ... activity in the brain, that they would find it more compelling to argue from (2), (3) and the negation of (4) to the negation of (1) than to argue, as the physicalist does, from (1), (2) and (3) to (4)...

Ngày tải lên: 21/09/2012, 10:39

... Anh biết đến xứ sở sương mù truyền thống củûa môn thể thao vua với tên tiếng : Michael Owen, DavidBeckam … Loài hoa biểu tượng Anh hoa Hồng Màu sắc đặc trưng dòch ... cộng màu đỏ ( Điện thoại công cộng xe buýt tầng ) Quốc huy Scôtlen Hoa ThistleHoa biểu tượng Trang phục nhạc cụ truyền thống nam giới Scôtlen đất nước lâu đài pháo đài cổ Hoa biểu trưng cho xứ...

Ngày tải lên: 17/09/2013, 08:10

... colour and shape of the tree and of the house, the intervening ground between them, the sky behind them, and other objects in their vicinity (together with their colours and shapes) And these other ... governing the inlet and outlet pipes to the two tanks, so that when the water-level in one tank goes up or down by a certain measured amount, information about this is passed to the other tank and the ... causal theory – the disjunctive theory – but concluded that it does not have any significant advantages over the causal theory and has, besides, certain disadvantages Then we went on to discuss the...

Ngày tải lên: 01/11/2013, 07:20