1. Forget about Agile
…Let’s write great code first
Gino Marckx

2. We are uncovering better ways of developing software by doing it and helping
others do it. Through this work we have come to value
That is, while there is value in the items on the right, we value items on the left more.
Kent Beck - Mike Beedle - Arie van Bennekum - Alistair Cockburn - Ward Cunningham - Martin Fowler - James Grenning - Jim Highsmith
Andrew Hunt - Ron Jeffries - John Kern - Brian Marick - Robert C. Martin - Steve Mellor - Ken Schwaber - Jeff Sutherland - Dave Thomas
ignore
©2001, the above authors - this declaration may be freely copied in any form, but only in its entirety through this notice.
INDIVIDUALS and INTERACTIONS
over PROCESSES and TOOLS
WORKING SOFTWARE
over COMPREHENSIVE DOCUMENTATION
RESPONDING to CHANGE
over FOLLOWING a PLAN
CUSTOMER COLLABORATION
over CONTRACT NEGOTIATION

3. INDIVIDUALS and INTERACTIONS
over PROCESSES and TOOLS
WORKING SOFTWARE
over COMPREHENSIVE DOCUMENTATION
RESPONDING to CHANGE
over FOLLOWING a PLAN
CUSTOMER COLLABORATION
over CONTRACT NEGOTIATION

4. Building it Right

5. CRAFTSMANSHIP
over CRAP
cahbn Chris Hedgate - https://www.flickr.com/photos/chrishedgate/3047997427

6. Quality
!
Maintainable/
Extensible

7. Working as a team
Building the right thing

8. Collective Code
Ownership
Working as a team

9. public class Person {
public String m_name;
public String m_street;
public String m_zip;
public String m_city;
public String m_province;
public String m_country;
public Person(String name, String country) { ... }
public Person(String name, String town, String country) { ... }
public Person(String name, String s, String z, String c, String p,
String country) { ... }
public void add(Person person) { ... }
public final List getFriends() { ... }
public double between(Person person) { ... }
public Person closestFriend() { ... }
}
Working as a team

10. public class Person {
public String m_name;
public String m_street;
public String m_zip;
public String m_city;
public String m_province;
public String m_country;
public Person(String name, String country) { ... }
public Person(String name, String town, String country) { ... }
public Person(String name, String s, String z, String c, String p,
String country) { ... }
public void add(Person person) { ... }
public final List getFriends() { ... }
public double between(Person person) { ... }
public Person closestFriend() { ... }
}
Working as a team

11. public class Person {
public String m_name;
public String m_street;
public String m_zip;
public String m_city;
public String m_province;
public String m_country;
public Person(String name, String country) { ... }
public Person(String name, String town, String country) { ... }
public Person(String name, String s, String z, String c, String p,
String country) { ... }
public void add(Person person) { ... }
public final List getFriends() { ... }
public double between(Person person) { ... }
public Person closestFriend() { ... }
}
Working as a team

12. public class Person {
public String m_name;
public String m_street;
public String m_zip;
public String m_city;
public String m_province;
public String m_country;
public Person(String name, String country) { ... }
public Person(String name, String town, String country) { ... }
public Person(String name, String s, String z, String c, String p,
String country) { ... }
public void add(Person person) { ... }
public final List getFriends() { ... }
public double between(Person person) { ... }
public Person closestFriend() { ... }
}
Working as a team

13. The Wallaroo Prints © 2011

14. public class Person {
public String name;
public Address address;
public Person(String name, Address address) { ... }
public void addFriend(Person person) { ... }
public List<Person> getFriends() { ... }
/**
* Find the friend who lives closest.
*
* @return the friend who lives closest
* @throws NoSuchElementException in case this person has no friends
*/
public Person getNearestFriend() { ... }
}
Working as a team

15. public class Person {
public String name;
public Address address;
public Person(String name, Address address) { ... }
public void addFriend(Person person) { ... }
public List<Person> getFriends() { ... }
/**
* Find the friend who lives closest.
*
* @return the friend who lives closest
* @throws NoSuchElementException in case this person has no friends
*/
public Person getNearestFriend() { ... }
}
Working as a team

16. public class Person {
public String name;
public Address address;
public Person(String name, Address address) { ... }
public void addFriend(Person person) { ... }
public List<Person> getFriends() { ... }
/**
* Find the friend who lives closest.
*
* @return the friend who lives closest
* @throws NoSuchElementException in case this person has no friends
*/
public Person getNearestFriend() { ... }
}
Working as a team

17. Building the right thing
Test Automation

18. public class Address {
public Address(String country) { ... }
public Address(String city, String country) { ... }
public Address(String street, String zipCode, String city, String state,
String country) { ... }
public String getStreet() { ... }
public String getZip() { ... }
public String getCity() { ... }
public String getState() { ... }
public String getCountry() { ... }
!
public Point getGeographicalLocation() { ... }
!
/**
* Calculate the distance in kilometers to another address.
*
* @param anotherAddress the other address to calculate the distance to
* @return the distance in kilometers between this address and the other
* address
* @throws IllegalArgumentException when location of either address is
* unknown
*/
public double distanceTo(Address anotherAddress) { ... }
}
Building the right thing

19. public class Address {
public Address(String country) { ... }
public Address(String city, String country) { ... }
public Address(String street, String zipCode, String city, String state,
String country) { ... }
public String getStreet() { ... }
public String getZip() { ... }
public String getCity() { ... }
public String getState() { ... }
public String getCountry() { ... }
!
public Point getGeographicalLocation() { ... }
!
/**
* Calculate the distance in kilometers to another address.
*
* @param anotherAddress the other address to calculate the distance to
* @return the distance in kilometers between this address and the other
* address
* @throws IllegalArgumentException when location of either address is
* unknown
*/
public double distanceTo(Address anotherAddress) { ... }
}
Building the right thing

20. public class Address {
public Address(String country) { ... }
public Address(String city, String country) { ... }
public Address(String street, String zipCode, String city, String state,
String country) { ... }
public String getStreet() { ... }
public String getZip() { ... }
public String getCity() { ... }
public String getState() { ... }
public String getCountry() { ... }
!
public Point getGeographicalLocation() { ... }
!
/**
* Calculate the distance in kilometers to another address.
*
* @param anotherAddress the other address to calculate the distance to
* @return the distance in kilometers between this address and the other
* address
* @throws IllegalArgumentException when location of either address is
* unknown
*/
public double distanceTo(Address anotherAddress) { ... }
}
Building the right thing

21. public class Address {
public Address(String country) { ... }
public Address(String city, String country) { ... }
public Address(String street, String zipCode, String city, String state,
String country) { ... }
public String getStreet() { ... }
public String getZip() { ... }
public String getCity() { ... }
public String getState() { ... }
public String getCountry() { ... }
!
public Point getGeographicalLocation() { ... }
!
/**
* Calculate the distance in kilometers to another address.
*
* @param anotherAddress the other address to calculate the distance to
* @return the distance in kilometers between this address and the other
* address
* @throws IllegalArgumentException when location of either address is
* unknown
*/
public double distanceTo(Address anotherAddress) { ... }
}
Building the right thing

22. The Wallaroo Prints © 2011

23. public class Address {
...
public static void setAddressLocator(AddressLocator locator) { ... }
...
}
!
!
public class AddressTest {
public AddressLocator createMockLocatorWithPolandCentreOfTheUniverse() {
... }
!
@Test
public void testDistanceTo() {
Address.setAddressLocator(
createMockLocatorWithPolandCentreOfTheUniverse());
Address polishAddress = new Address("Poland");
assertEquals(1000, polishAddress.distanceTo(new Address("Canada")));
}
}
Building the right thing

24. Working as a team
Building the right thing
Building it right

25. about 56,400,000 results

26. http://www.zazzle.ca/comments_a_deodorant_to_mask_code_smells_tshirt-235182622652051339

27. We are uncovering better ways of developing software by doing it and helping
others do it. Through this work we have come to value
That is, while there is value in the items on the right, we value items on the left more.
Kent Beck - Mike Beedle - Arie van Bennekum - Alistair Cockburn - Ward Cunningham - Martin Fowler - James Grenning - Jim Highsmith
Andrew Hunt - Ron Jeffries - John Kern - Brian Marick - Robert C. Martin - Steve Mellor - Ken Schwaber - Jeff Sutherland - Dave Thomas
ignore
©2001, the above authors - this declaration may be freely copied in any form, but only in its entirety through this notice.
INDIVIDUALS and INTERACTIONS
over PROCESSES and TOOLS
WORKING SOFTWARE
over COMPREHENSIVE DOCUMENTATION
RESPONSING to CHANGE
over FOLLOWING a PLAN
CUSTOMER COLLABORATION
over CONTRACT NEGOTIATION

28. better ways
of developing software

29. CRAFTSMANSHIP
over CRAP

30. Forget About Agile
Excel at Software
Engineering

31. Thank you!
Gino Marckx
Director Agile Competency Center