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Clean Code Development

by Peter Gfader

2,022 views

Good and Bad Code...

Good and Bad Code
The Broken Window Theory
The Grand Redesign in the Sky
The Sushi Chef Rule
The Hotel Room Rule
The Boy Scout Rule

OOP Patterns and Principles
SOLID Principles

How to measure clean code?
Tools

Accessibility

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http://blog.gfader.com
Click to add notes...Peter Gfader http://blog.gfader.com
Z1 1936ENIAC 1943, ..
Z1 1936ENIAC 1943, ..
Z1 1936ENIAC 1943, ..
Z1 1936ENIAC 1943, ..
Adams theory on this is: “We will have an exponential growth as soon as code is writing code”
Open Word and get suggestions!CorrectnessUsabilityEfficiencyReliabilityIntegrityAdaptabilityAccuracyRobustness Maintainability FlexibilityPortabilityReusabilityReadabilityTestabilityUnderstandabilityNot too many WTFsEasy to readEasy to maintainConsistent convention (naming, layout, design patterns)Follows SSW rulesCode Auditor 0No bugsDoes what it should do (Client’s needs)Easy to changeWritten in a language, that you can find dev's forPerformance
Who is a dev? Testers? BA's? PM's?
This is a VB programmer, so he probably needs that
HTML spew, I don’t say more… beginner devs underneath covers
Less code = less code to read?Shorter code = faster?Shorter code = less memory?
To get things done?Speed?Meeting Deadlines?Taking Shortcuts..But after too many shortcuts there is no progress...
DBASE was terrible!Look up wikipedia
Sushi Chef rule - Clean up as you doThe Sushi Chef has done this certain routine of hand movements already 100 times before.He is just following this routine.He cleans up as he does his jobs.#1 Software devs do something slightly different every day#2 Devs want to get something done. The brain is in "Get done mode". Clean up later
What is code?Stuff that a machine reads
High cohesion - better understandability, robustnessLow coupling - better maintainability, high resistance to changes
Naming: Better?IAuthenticationProviderIMembershipProviderIPasswordProvider
StyleCop: Great for your team! Agree on your team style and stick to itCode Analysis
StyleCop: Great for your team! Agree on your team style and stick to itCode Analysis

Clean Code Development Presentation Transcript

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