Concepts, Techniques, and Models of Computer Programming - Chapter 2 pptx

Concepts, Techniques, and Models of Computer Programming - Chapter 2 pptx

Concepts, Techniques, and Models of Computer Programming - Chapter 2 pptx

... use) Makes the grammar context-sensitive- (e.g., with EBNF) Set of extra conditions Is easy to read and understand- Defines a superset of the language- + Figure 2. 2: The context-free approach to language ... with single-shot channels. Chapters 4 and 5 show other types of channels (with sequences of messages) and do concurrent composition of processes. Copyright c  20 0 1-...
Ngày tải lên : 14/08/2014, 10:22
  • 84
  • 296
  • 0
Concepts, Techniques, and Models of Computer Programming - Chapter 5 pptx

Concepts, Techniques, and Models of Computer Programming - Chapter 5 pptx

... in the larger context of component-based programming. Because of message-passing concurrency we no longer have the limitations of the synchronous “lock-step” execution of Chapter 4. We first introduce ... tuples: area({square, Side}) -& gt; Side*Side; area({rectangle, X, Y}) -& gt; X*Y; area({circle, Radius}) -& gt; 3.14159*Radius*Radius; area({triangle, A, B, C}) -& gt;...
Ngày tải lên : 14/08/2014, 10:22
  • 59
  • 237
  • 0
Concepts, Techniques, and Models of Computer Programming - Chapter 13 pptx

Concepts, Techniques, and Models of Computer Programming - Chapter 13 pptx

... T 1 /σ 1 and T /σ −→ T 2 /σ 2 , there exist two further executions T 1 /σ 1 −→ T  1 /σ  1 and T 2 /σ 2 −→ T  2 /σ  2 such that the configurations T  1 /σ  1 and T  2 /σ  2 are equivalent with ... For example, take β ≡ x=y and σ ≡ x=f(x 1 x 2 )∧y=f (y 1 y 2 )∧x 2 =a∧y 2 =b.Thetell Copyright c  20 0 1-3 by P. Van Roy and S. Haridi. All rights reserve...
Ngày tải lên : 14/08/2014, 10:22
  • 34
  • 327
  • 0
Concepts, Techniques, and Models of Computer Programming - Chapter 0 doc

Concepts, Techniques, and Models of Computer Programming - Chapter 0 doc

... StatelessdataI/Owithfiles 21 9 3.9 Programdesigninthesmall 22 1 3.9.1 Designmethodology 22 1 3.9 .2 Exampleofprogramdesign 22 2 3.9.3 Softwarecomponents 22 3 3.9.4 Exampleofastandaloneprogram 22 8 3.10Exercises 23 3 4 Declarative ... Basicthreadprogrammingtechniques 25 1 4 .2. 1 Creatingthreads 25 1 4 .2. 2 Threadsandthebrowser 25 1 4 .2. 3 Dataflowcomputationwiththreads 25 2 4 .2....
Ngày tải lên : 14/08/2014, 10:22
  • 43
  • 234
  • 0
Concepts, Techniques, and Models of Computer Programming - Chapter 1 pps

Concepts, Techniques, and Models of Computer Programming - Chapter 1 pps

... 81699 23 885 626 67 00490 71596 826 43 81 621 46859 29 638 9 521 7 59999 322 99 15608 94146 39761 56518 28 625 36979 20 827 22 375 825 11 8 521 0 91686 40000 00000 00000 00000 00000 Copyright c  20 0 1-3 by ... definition of OpList: fun {OpList Op L1 L2} case L1 of H1|T1 then case L2 of H2|T2 then {Op H1 H2}|{OpList Op T1 T2} end Copyright c  20 0 1-3 by P. Van Roy and S....
Ngày tải lên : 14/08/2014, 10:22
  • 28
  • 345
  • 0
Concepts, Techniques, and Models of Computer Programming - Chapter 3 docx

Concepts, Techniques, and Models of Computer Programming - Chapter 3 docx

... Programming Techniques L L1 L2 S1 S2 S L11 L 12 L21 L 22 S 22 S21 S 12 S11 Split Split Merge Merge Split Merge Input list list Sorted Figure 3.9: Sorting with mergesort call {LengthL2 foo} is legal (it returns ... removing more and more of the left-hand part of T2. Eventually, T2’s left subtree is removed completely and the right subtree takes its place. Continuing in this way,...
Ngày tải lên : 14/08/2014, 10:22
  • 124
  • 290
  • 0
Concepts, Techniques, and Models of Computer Programming - Chapter 4 pps

Concepts, Techniques, and Models of Computer Programming - Chapter 4 pps

... reserved. 27 6 Declarative Concurrency proc {Gate X1 X2 Xn Y1 Y2 Ym} proc {P S1 S2 Sn U1 U2 Um} case S1#S2# #Sn of (X1|T1)#(X2|T2)# #(Xn|Tn) then Y1 Y2 Ym V1 V2 Vm in {GateStep X1 X2 Xn Y1 Y2 Ym} U1=Y1|V1 U2=Y2|V2 ... time. 4 .2. 2 Threads and the browser The browser is a good example of a program that works well in a concurrent environment. For example: thread {Browse 111} end {Brows...
Ngày tải lên : 14/08/2014, 10:22
  • 115
  • 241
  • 0
Concepts, Techniques, and Models of Computer Programming - Chapter 6 pdf

Concepts, Techniques, and Models of Computer Programming - Chapter 6 pdf

... Algol-60 and structured programming [46, 45, 130], which led to Simula-67 and object-oriented program- ming [137, 1 52] . 2 This book sticks to the traditional usage of declarative as stateless and ... elements of an array: Copyright c  20 0 1-3 by P. Van Roy and S. Haridi. All rights reserved. 415 A problem of terminology Stateless and stateful programming are often...
Ngày tải lên : 14/08/2014, 10:22
  • 80
  • 401
  • 0
Concepts, Techniques, and Models of Computer Programming - Chapter 7 ppt

Concepts, Techniques, and Models of Computer Programming - Chapter 7 ppt

... class (Section 7 .2. 4). – Taking advantage of dynamic typing. This gives first-class messages (Section 7 .2. 5) and first-class attributes (Section 7 .2. 6). This allows powerful forms of polymorphism ... a program. 7.1 .2 Encapsulated state and inheritance The combination of encapsulating explicit state and inheritance has led to the field of object-oriented programming, which...
Ngày tải lên : 14/08/2014, 10:22
  • 83
  • 305
  • 0
Concepts, Techniques, and Models of Computer Programming - Chapter 8 pdf

Concepts, Techniques, and Models of Computer Programming - Chapter 8 pdf

... concurrent transactions T1 and T2 where each one uses cells C1 and C2. Let transaction T1 use C1 and C2, in that order, and transaction T2 use C2 and C1, in the reverse order. Because of concurrency, it ... in {self Unlockall(T2 true)} {self Trans(T2.body T2.result T2.stamp)} Sync2=halt [] running then (T2.state):=probation [] probation then skip end end end end Figure 8 .23 : Imp...
Ngày tải lên : 14/08/2014, 10:22
  • 55
  • 313
  • 0

Xem thêm

Từ khóa: