'Precondition' presentation slideshows

918 views • 85 slides

Semantics

Semantics. Describing the meanings of Programs:. Programmers need to know precisely what the statements of a language do. English explanations in language manuals are often imprecise and incomplete. Semantics formalisms are needed by programmers and compiler writers. Operational Semantics.

867 views • 65 slides

Semantics

Semantics. Describing the meanings of Programs:. Programmers need to know precisely what the statements of a language do. English explanations in language manuals are often imprecise and incomplete. Semantics formalisms are needed by programmers and compiler writers. Operational Semantics.

877 views • 64 slides

Recursion

624 views • 50 slides

Recursion

Recursion. Recursion. Recursion is a technique that solves a problem by solving a smaller problem of the same type. A recursive function is a function invoking itself, either directly or indirectly. Recursion can be used as an alternative to iteration.

631 views • 36 slides

Acknowledgement

CAP6135: Malware and Software Vulnerability Analysis Program Verification & Other Types of Vulnerabilities Cliff Zou Spring 2013. Acknowledgement. This lecture is modified based on the lecture notes from: Dr. Dawn Song: CS161: computer security Dr. Erik Poll : software security. Review.

475 views • 35 slides

Acknowledgement

CAP6135: Malware and Software Vulnerability Analysis Program Verification & Other Types of Vulnerabilities Cliff Zou Spring 2014. Acknowledgement. This lecture is modified based on the lecture notes from: Dr. Dawn Song: CS161: computer security Dr. Erik Poll : software security. Review.

353 views • 35 slides

FT-MPICH : Providing fault tolerance for MPI parallel applications

FT-MPICH : Providing fault tolerance for MPI parallel applications. Prof. Heon Y. Yeom Distributed Computing Systems Lab. Seoul National University. Motivation. Condor supports Checkpoint/Restart(C/R) mechanism only in Standard Universe. Single process jobs

382 views • 26 slides

COP4020 Programming Languages

COP4020 Programming Languages. Introduction to Axiomatic Semantics Prof. Robert van Engelen. Assertions and Preconditions. Assertions are used by programmers to verify run-time execution An assertion is a logical formula to verify the state of variables and data to ensure safe continuation

235 views • 23 slides

Actor

Actor. What is GridWorld?. Be thoroughly familiar with each of the actors above. Know how they move and act . you must know the inheritance relationships between the various actors.

364 views • 18 slides

293 views • 17 slides

Dynamic semantics

Dynamic semantics. Precisely specify the meanings of programs. Why? programmers need to understand the meanings of programs they read programmers need to understand how to express themselves in a given language

238 views • 17 slides

End of analysis

End of analysis. System sequence diagram Operation contract. We have. Functional requirement Use case model Use case diagram Brief use case description Ranking of the use cases Fully dressed for the most important Information requirement Domain model

223 views • 10 slides

Sequences and Indexing

Sequences and Indexing. A sequence is a type of thing that represents a: Finite, ordered collection of things Indexed by non-negative integers . For example: A list : [ 'red' , 'white' , 'blue' ] A string : 'Check out Joan Osborne, super musician'

145 views • 4 slides