'Return error' diaporamas de présentation

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Semantic Analysis

Leonidas Fegaras. Semantic Analysis. Type Checking. get next character. Checking whether the use of names is consistent with their declaration in the program int x; x := x+1; correct use of x x.A := 1; x[0] := 0; type errors

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Last Class: Communication in Distributed Systems

Last Class: Communication in Distributed Systems. Structured or unstructured? Addressing? Blocking/non-blocking? Buffered or unbuffered? Reliable or unreliable? Server architecture Scalability Push or pull? Group communication. Today: Remote Procedure Calls.

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On bounded model checking, abstract interpretation, interpolants, and induction

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R-UIM SSD

VLR_A SSD ESN1. R-UIM SSD. MT1 ESN1. MT2 ESN2. MSCA. HLR ESN1. AC SSD. R-UIM is detached from MT1. R-UIM is attached to MT2. Omit (AUTH=1, RAND). RAND, ESN2. AUTHR. Register (RANDC, AUTHR, ESN2). AUTHREQ [RAND, AUTHR, ESN2]. Because of ESN unmatch, access is denied.

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Ensuring Data Quality in Collections

Ensuring Data Quality in Collections. Monday, October 29, 2012 Brian Townsend, VT Department of Education. Vermont. Vermont. Background CURRENT: Method of Data Collection Online: Oracle Forms/Reports Data Collections Mostly data entry with pre-populated data Some batch file uploads

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Graph Algorithms 1

Graph Algorithms 1. http://www.flickr.com/photos/zubrow/6865196143/sizes/o/in/photostream/. Topological sort. Course Prerequisite Example. Each node is a course Each edge (U, V) denotes that U is a pre- req for V Find an order in which these courses can be taken. Topological sort.

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