ponderings on design and implementation

Ngày tải lên: 23/03/2014, 22:21

... their contribution (Gold/Silver/Bronze) DonorLevelID, DonorLevelDescription StationContacts Structure Information on contact persons for each station is maintained in this entity StationID, PersonID, ... challenges and solutions related to the planning, design and implementation of information technology applications Cases on Information Technology Plan- xii ning, Design and Implementation will ... information on the donors to the VCR and the donations • Generate reports for volunteer center management, and donors, which may include government agencies and private foundations • Maintain and...

Ngày tải lên: 03/06/2014, 01:38

... algorithm implementation on fixed point DSP Fixed point algorithm implementation on floating point DSP Floating point algorithm implementation on fixed point DSP Floating point algorithm implementation on ... mean and standard deviation and the distribution histogram Based on the collected statistic information Q point location is suggested The range estimation can be performed on function-byfunction ... during implementation Zoran Nikoli´ et al c Floating point algorithm implementation The partitioning is based on performance System partitioning Only critical sections are selected for conversion...

Ngày tải lên: 22/06/2014, 19:20

... distributions corresponds to an overall disk capacity utilization of 75% The ‘‘Uniform’’ curve corresponds to ‘‘LFS uniform’’ in Figure and ‘‘Hot -and- cold’’ corresponds to ‘‘LFS hot -and- cold’’ ... indirect blocks, inodes, and blocks of the inode map and segment usage table Second, it writes a checkpoint region to a special fixed position on disk The checkpoint region contains the addresses ... structures on disk to restore consistency The cost of these scans is already high (tens of minutes in typical configurations), and it is getting higher as storage systems expand The simulation experiments...

Ngày tải lên: 12/09/2012, 15:05

... passband and stopband The design is based on magnitude response specifications only, so the phase response of the filter is not controlled Whether this is important depends on the application Realizable ... depend on the input applied after n0 It depends only on the input applied at and before n0 On the contrary, the output of a non-causal filter depends not only on the past input, but also on the ... magnitude response decreases monotonically from the passband to the stopband in this region Generally, the magnitude in the transition band is left unspecified The width of the transition band determines...

Ngày tải lên: 23/10/2013, 22:15

... modulation The text by Mohan, Undeland and Robbins [2] gives good explanations on the operating principles of the induction machine Concepts such as operating the induction motor in the constant ... region, volts per hertz control, starting up considerations and driving an induction machine with a three-phase bridge inverter are explained 2.3 Power Electronics Operation of the motor controller ... self-commutation ♦ Pulse-width modulation systems Pulse-width modulation systems are the only control schemes that can be considered for this thesis as the motor controller is specifically designed...

Ngày tải lên: 27/10/2013, 23:15

... passband and a monotonic characteristic in the stopband (see Figure 6.7a) The family of type II Chebyshev filters contains both poles and zeros, and exhibit a monotonic behavior in the passband and ... in practical applications for the reasons concerning quantization effects and DSP implementation These issues will be discussed in this section 274 DESIGN AND IMPLEMENTATION OF IIR FILTERS 6.6.1 ... 6.19 Frequency response of the designed bandpass filter 6.6 Implementation Considerations As discussed in Section 6.4, the common IIR filter structures are direct, parallel, and cascade forms...

Ngày tải lên: 28/10/2013, 05:15

... Relational Database Design and Implementation Louis Davidson With Kevin Kline, Scott Klein, and Kurt Windisch 8662FM.qxp 7/28/08 6:19 PM Page ii Pro SQL Server 2008 Relational Database Design and Implementation ... 279 CHECK Constraints Based on Simple Expressions 281 CHECK Constraints Based on Functions 283 Errors Caused by Constraints ... 186 Determining Tree Implementation 190 Choosing Key Implementation 191 Determining Domain Implementation ...

Ngày tải lên: 29/10/2013, 15:15

... reasons for this progression and maturity One reason is the editorial staff I have had over the past two versions: first Tony Davis and now Jonathan Gennick Both of them were very tough on my ... Chapter 10: Coding for Concurrency: Part of the database design and implementation process is to step beyond the structures and consider how to maximize resource utilization among many users In this ... considered scalar types, along with why to use them, their implementation information, and other details Appendix C: Beyond Relational Datatype: In this appendix, the so-called beyond relational...

Ngày tải lên: 29/10/2013, 15:15

... In the end, one section had to come first, and this one won During this conceptual phase, you need to the requisite planning and analysis so that the requirements of the business and its customers ... this Relational Data Structures This section introduces the following core relational database structures and concepts: • Database and schema • Tables, rows, and columns • The Information Principle ... information needs to be stored The word table has the connotation of being an implementation- oriented term, for which Dictionary.com (http://dictionary.reference.com) has the following definition:...

Ngày tải lên: 08/11/2013, 21:15

... CHAPTER s INTRODUCTION TO DATABASE CONCEPTS a surrogate key on the table that has a value of 3384038483 If the only key defined on the rows is the surrogate, the following situation might occur: ... individual columns, and as such, it is of great importance that you needn’t ever base computing decisions on decoding the value We will talk more about the subject of choosing implementation keys in Chapter ... implementation far easier The only reason for the existence of the surrogate key is to identify a row The main reason for an artificial key is to provide a key that an end user never has to view and...

Ngày tải lên: 08/11/2013, 21:15

... Synchronization on the Network IG 4-5 Setting up Time Synchronization IG 4-7 Time Synchronization in an IPX Environment IG 4-7 Time Synchronization in an IP or Mixed IP/IPX Environment ... (Section 1) Design an NDS tree structure (Section 2) Determine a partition and replica strategy (Section 3) Plan a time synchronization strategy (Section 4) Plan the user environment (Section 5) ... Prep-1 NDS Design and Implementation Instructor Guide Agenda This is a three-day course Day Activity Duration Introduction 00:30 Section 1: Preparing for NDS Design 02:00 Section 2: Designing...

Ngày tải lên: 10/12/2013, 16:16

... security and manageability considerations affect the design of presentation layer components This appendix reviews the importance of authentication and authorization in the presentation layer and ... architecture, design, and implementation decisions Appropriate use of patterns reduces the design and development effort required to build your application Additionally, the adoption of widely ... architecture, design, and implementation of NET Framework applications Chapter of the guide focuses on presentation layer patterns and describes patterns that are frequently used in presentation layer design...

Ngày tải lên: 14/12/2013, 13:15

... of asynchronous operations at the same time and have to coordinate the 130 Design and Implementation Guidelines for Web Clients execution of your application based on the completion of one or more ... additional state // Wait up to seconds for the asynchronous operation to complete WaitHandle waitHandle = ar.AsyncWaitHandle; waitHandle.WaitOne(2000, false); // If the asynchronous operation completed, ... responsiveness of your presentation layer components Globalization and Localization In This Chapter This chapter describes how to address globalization and localization issues in Web applications...

Ngày tải lên: 14/12/2013, 13:15

... solution Next Generation Enterprise MPLS VPN-Based WAN Design and Implementation Guide 4-9 Chapter System Scale and Performance Considerations Next Generation Enterprise MPLS VPN-Based WAN Design and ... Enterprise MPLS VPN-Based WAN Design and Implementation Guide 1-3 Chapter Next Generation Enterprise MPLS VPN-Based WAN Design and Implementation Guide 1-4 Solution Description C H A P T E R Deployment ... also focuses on providing design and implementation guidelines for the following deployment model for WAN Edge: Next Generation Enterprise MPLS VPN-Based WAN Design and Implementation Guide 2-13...

Ngày tải lên: 21/12/2013, 06:15

... Outline • • • • • TCP’s inefficiency in grid applications UDT Design issues Implementations issues Conclusion and future work TCP and AIMD • TCP has been very successful in the Internet – ... 10 RTT (ms) 10 10 Implementations Issues • • • • • Efficiency and CPU utilization Loss information processing Memory management API Conformance Efficiency and CPU utilization • Efficiency = Mbps/MHz ... share • Does not take more bandwidth than concurrent TCP flow as long as RTT ⋅ L ≤ SYN ⋅ 108 / Efficiency • UDT bandwidth utilization – 960Mb/s on 1Gb/s – 580Mb/s on OC-12 (622Mb/s) Throughput...

Ngày tải lên: 15/01/2014, 15:59

... EoMPLS Restrictions 6-55 Configuration and Monitoring 6-56 PXF-Based Cisco 7600 Configuration 6-56 Cisco 12K Configuration 6-56 Cisco 7200 Configuration 6-56 Cisco 3750 Metro Configuration 6-57 Cisco ... B-1 Next Generation Enterprise MPLS VPN-Based MAN Design and Implementation Guide OL-11661-01 vii Contents Next Generation Enterprise MPLS VPN-Based MAN Design and Implementation Guide viii OL-11661-01 ... Additionally, these best-practice design principles need to be coupled with topology-specific considerations and constraints Therefore, the second part of this design section contains a discussion...

Ngày tải lên: 24/01/2014, 10:20

... the AND and OR operators Table 1-4 NOT Truth Table Operand NOT(Operand) TRUE UNKNOWN FALSE FALSE UNKNOWN TRUE Table 1-5 AND and OR Truth Table Operand1 Operand2 Operand1 AND Operand2 Operand1 ... ask the question, there will be one and only one answer to the question For example, at any given instant, there can be only one answer to the question, “What color are the person’s eyes?” We’ll ... requests, and sign-offs on all specifications, such as functional, technical, testing, and so on • Beyond formal documentation, it’s important to keep the members of your design team up to date and...

Ngày tải lên: 12/02/2014, 12:20