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Rapid Development (Part 1) Mihail V. Mihaylov RammSoft
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2 In The Beginning Was… The Triangle Time Cost Scope
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3 The Holy Triangle of PM QA RM Time Cost Scope
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4 The Holy Triangle of PM
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5 QA RM Time Cost Scope
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6 In Software Development Time Is the Most Critical Factor QA RM Time Cost Scope
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7 What Rapid Development is not? It isn't Rapid Development™ —a magic phrase or buzzword It isn't a glitzy Blaze-O-Matic® or Gung-HO-OO™ rapid-development methodology
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8 What is Rapid Development? It is a generic term that means "speedy development" or "shorter schedules" It means developing software faster than you do now
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9 Quotes I wish I had a simple solution to the development-speed problem. I also wish I had five million dollars. But simple solutions tend to work only for simple problems, and software development isn't a simple problem. Rapid development of software is even less simple. (Steve McConnell) For every complex problem, there is an answer that is short, simple, and wrong. (H. L. Mencken)
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10 Who Invented it? Steve McConnell http://www.stevemcconnell.com/
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11 Who Is Steve McConnell? CEO and Chief Software Engineer at Construx Software (http://www.construx.com/) Technical book writer Editor in Chief Emeritus of IEEE Software magazine
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12 Steve McConnell’s Books Code Complete (1993) / (2004) Rapid Development (1996) Software Project Survival Guide (1997) After The Gold Rush (1999) / Professional Software Development (2003) Software Estimation: Demystifying the Black Art (2006)
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13 More Steve McConnell Facts In 1998 named one of the 3 most influential people in the software industry Won twice Software Development magazine's Jolt Excellence award for outstanding SD book of the year
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14 Rapid-Development Strategy Avoid classic mistakes Apply development fundamentals Manage risks to avoid catastrophic setbacks Apply schedule-oriented practices
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15 The Four Pillars Of RD
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16 Efficient Development
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17 The Four Pillars Of RD
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18 Efficient Development Risk Management Development Fundamentals Classic Mistakes Avoidance
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19 Software-Development Fundamentals Management fundamentals Technical fundamentals Quality-assurance fundamentals
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20 Management Fundamentals Planning Tracking Measurement
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21 Technical Fundamentals Requirements management Design Construction Configuration management
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22 QA Practices Error-prone modules analysis Testing Technical reviews – –Walkthroughs, Code reading, Inspections (find 60-90% of the defects)
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23 Risk Management Levels of risk management –Crisis management (Fire-fighting) –Risk mitigation –Prevention –Elimination of root causes
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24 Four Dimensions of Development People Process Product Technology
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25 People Peopleware issues have the biggest impact on software productivity and software quality 10-to-1 difference in productivity among developers 5-to-1 difference in productivity among teams
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26 Ways to Maximize Human Potential Staff selection –Top talent, Job matching, Career progression, Team balance, Misfit elimination Team organization Motivation
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27 Process Includes management and technical methodologies –Development fundamentals –Risk management Quality assurance –Rework avoidance Customer orientation
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28 Product Product size and complexity Product’s business area Product goals
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29 Technology Programming languages Frameworks IDE’s Other tools –Designers –Debuggers
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30 Which Dimension Matters The Most? It depends
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31 Classic Mistakes What is so “classic” in them? What are the reasons for them?
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32 People-Related Mistakes 1. Undermined motivation 2. Weak personnel 3. Uncontrolled problem employees 4. Heroics (Wishful thinking) 5. Adding people to a late project 6. Noisy, crowded offices
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33 People-Related Mistakes 7. Friction between developers and customers 8. Unrealistic expectations 9. Lack of –effective project sponsorship –stakeholder buy-in –user input 10. Politics placed over substance
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34 Process-Related Mistakes 1. Overly optimistic schedules 2. Insufficient risk management 3. Abandonment of planning under pressure 4. Wasted time during the fuzzy front end 5. Insufficient management controls 6. Planning to catch up later
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35 Product-Related Mistakes 1. Requirements gold-plating 2. Feature creep 3. Developer gold-plating 4. Push-me, pull-me negotiation 5. Research-oriented development
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36 Technology-Related Mistakes 1. Silver-bullet syndrome 2. Overestimated savings from new tools or methods 3. Switching tools in the middle of a project 4. Lack of automated source-code control
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37 Conclusion Avoid classic mistakes if possible Explain the potential threat when forced to make classic mistakes Actively manage the risks Quit
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38 Thank You! Google: Спри и помисли! Email: mikeramm@gmail.com mikeramm@gmail.com Personal blogs: –http://mikeramm.blogspot.com http://mikeramm.blogspot.com –http://spriipomisli.blogspot.com http://spriipomisli.blogspot.com
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