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Productivity is
Messing Around
and Having Fun
Trisha Gee, Gradle
Holly Cummins, Red Hat
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hi!
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@trisha_gee @holly_cummins #Gradle #RedHat
developer productivity engineering
developer joy
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@trisha_gee @holly_cummins #Gradle #RedHat
are these opposites,
or the same?
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@trisha_gee @holly_cummins #Gradle #RedHat
are these opposites,
or the same?
is development supposed to be fun?
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#Gradle #RedHat
@trisha_gee @holly_cummins
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#Gradle #RedHat
@trisha_gee @holly_cummins
why are you
smiling?
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#Gradle #RedHat
@trisha_gee @holly_cummins
why are you
smiling?
work is not a place
to be happy!
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@trisha_gee @holly_cummins #Gradle #RedHat
As usual, Fred Brooks has the answer.
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#Gradle #RedHat
@trisha_gee @holly_cummins
“The Joys of the Craft”
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#Gradle #RedHat
@trisha_gee @holly_cummins
“The Joys of the Craft”
1. The sheer joy of making things
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#Gradle #RedHat
@trisha_gee @holly_cummins
“The Joys of the Craft”
1. The sheer joy of making things
2. The pleasure of making things that are
useful to other people.
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#Gradle #RedHat
@trisha_gee @holly_cummins
“The Joys of the Craft”
1. The sheer joy of making things
2. The pleasure of making things that are
useful to other people.
3. The fascination of fashioning complex
puzzle-like objects of interlocking moving
parts and watching them work
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#Gradle #RedHat
@trisha_gee @holly_cummins
“The Joys of the Craft”
1. The sheer joy of making things
2. The pleasure of making things that are
useful to other people.
3. The fascination of fashioning complex
puzzle-like objects of interlocking moving
parts and watching them work
4. The joy of always learning
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#Gradle #RedHat
@trisha_gee @holly_cummins
“The Joys of the Craft”
1. The sheer joy of making things
2. The pleasure of making things that are
useful to other people.
3. The fascination of fashioning complex
puzzle-like objects of interlocking moving
parts and watching them work
4. The joy of always learning
5. The delight of working in such a tractable
medium
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@trisha_gee @holly_cummins #Gradle #RedHat
joy has business value.
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@trisha_gee @holly_cummins #Gradle #RedHat
ΑΡΙΣΤΟΤΈΛΗΣ
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@trisha_gee @holly_cummins #Gradle #RedHat
«τελειοῖ δὲ τὴν
ἐνέργειαν ἡἡδονή»
ΑΡΙΣΤΟΤΈΛΗΣ
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@trisha_gee @holly_cummins #Gradle #RedHat
«Η ευχαρίστηση στην
δουλειά βάζει την
τελειότητα στην εργασία»
ΑΡΙΣΤΟΤΈΛΗΣ
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@trisha_gee @holly_cummins #Gradle #RedHat
“Pleasure in the job puts
perfection in the work.”
Aristotle
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@trisha_gee @holly_cummins #Gradle #RedHat
the science bit
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@trisha_gee @holly_cummins #Gradle #RedHat
piglet litters grow
https://www.flickr.com/photos/tambako/8746156155
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@trisha_gee @holly_cummins #Gradle #RedHat
job satisfaction is
the no. 1
predictor of
organizational
performance
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#Gradle #RedHat
@trisha_gee @holly_cummins
research shows:
fun is good for
business.
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#Gradle #RedHat
@trisha_gee @holly_cummins
research shows:
fun is good for
business.
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@trisha_gee @holly_cummins #Gradle #RedHat
https:/
/hbr.org/2012/01/positive-intelligence
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@trisha_gee @holly_cummins #Gradle #RedHat
“Your brain at positive is 31% more
productive than your brain at negative,
neutral or stressed. "
https:/
/hbr.org/2012/01/positive-intelligence
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@trisha_gee @holly_cummins #Gradle #RedHat
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https:/
/www2.warwick.ac.uk/fac/soc/economics/staff/eproto/workingpapers/happinessproductivity.pdf
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"Individuals [who just watched a
comedy video] have
approximately
greater productivity."
https:/
/www2.warwick.ac.uk/fac/soc/economics/staff/eproto/workingpapers/happinessproductivity.pdf
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@trisha_gee @holly_cummins
#Gradle #RedHat
ok, so why aren't
our jobs fun?
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@trisha_gee @holly_cummins
#Gradle #RedHat
toil
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#Gradle #RedHat
@trisha_gee @holly_cummins
lack of joy
creeps up on us
productivity
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#Gradle #RedHat
@trisha_gee @holly_cummins
lack of joy
creeps up on us
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#Gradle #RedHat
@trisha_gee @holly_cummins
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#Gradle #RedHat
@trisha_gee @holly_cummins
repetitive
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#Gradle #RedHat
@trisha_gee @holly_cummins
meaningless
repetitive
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#Gradle #RedHat
@trisha_gee @holly_cummins
meaningless
repetitive
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#Gradle #RedHat
@trisha_gee @holly_cummins
low-value
meaningless
repetitive
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#Gradle #RedHat
@trisha_gee @holly_cummins
low-value
meaningless
repetitive repetitive
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#Gradle #RedHat
@trisha_gee @holly_cummins
low-value
meaningless
repetitive
repetitive
repetitive
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#Gradle #RedHat
@trisha_gee @holly_cummins
low-value
meaningless
repetitive
repetitive
repetitive
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#Gradle #RedHat
@trisha_gee @holly_cummins
low-value
meaningless
repetitive
repetitive
repetitive
redundant
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#Gradle #RedHat
@trisha_gee @holly_cummins
low-value
meaningless
repetitive
repetitive
repetitive
repetitive
redundant
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#Gradle #RedHat
@trisha_gee @holly_cummins
repetitive
low-value
meaningless
repetitive
repetitive
repetitive
repetitive
redundant
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#Gradle #RedHat
@trisha_gee @holly_cummins
repetitive
low-value
meaningless
repetitive
repetitive
repetitive
repetitive
redundant
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#Gradle #RedHat
@trisha_gee @holly_cummins
so how do developers
become productive?
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#Gradle #RedHat
@trisha_gee @holly_cummins
so how do developers
become productive?
joyful?
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@trisha_gee @holly_cummins #Gradle #RedHat
Make computers do
the boring stuff
solution
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#Gradle #RedHat
@trisha_gee @holly_cummins
(yet)
Computers don’t expect to have fun
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#Gradle #RedHat
@trisha_gee @holly_cummins
automation
revenge!
(yet)
Computers don’t expect to have fun
happy, lazy developer
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#Gradle #RedHat
@trisha_gee @holly_cummins
solution
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#Gradle #RedHat
@trisha_gee @holly_cummins
Let's Write More Code
solution
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No content
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double win
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#Gradle #RedHat
@trisha_gee @holly_cummins
“a developer writes 10
lines of code per day”
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#Gradle #RedHat
@trisha_gee @holly_cummins
10 lines per day
…really?
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#Gradle #RedHat
@trisha_gee @holly_cummins
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#Gradle #RedHat
@trisha_gee @holly_cummins
12 lines per day
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#Gradle #RedHat
@trisha_gee @holly_cummins
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#Gradle #RedHat
@trisha_gee @holly_cummins
29 lines per day
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#Gradle #RedHat
@trisha_gee @holly_cummins
can we
fi
x that?
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#Gradle #RedHat
@trisha_gee @holly_cummins
incentives?
solution
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#Gradle #RedHat
@trisha_gee @holly_cummins
true story (from the internet):
paying the team bonuses for lines of code
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#Gradle #RedHat
@trisha_gee @holly_cummins
true story (from the internet):
paying the team bonuses for lines of code
for (var i = 0; i < 10; i++)
{
// code
}
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#Gradle #RedHat
@trisha_gee @holly_cummins
true story (from the internet):
paying the team bonuses for lines of code
for (var i = 0; i < 10; i++)
{
// code
}
for
(
var i = 0;
i < 10;
i++
)
{
// code
}
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#Gradle #RedHat
@trisha_gee @holly_cummins
the team made comments
prettier
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#Gradle #RedHat
@trisha_gee @holly_cummins
__ .__ .__ .__ __
_/ |_| |__ |__| ______ |__| ______ _____ ____ ____ _____ _____ ____ _____/ |_
\ __\ | \| |/ ___/ | |/ ___/ \__ \ _/ ___\/ _ \ / \ / \_/ __ \ / \ __\
| | | Y \ |\___ \ | |\___ \ / __ \_ \ \__( <_> ) Y Y \ Y Y \ ___/| | \ |
|__| |___| /__/____ > |__/____ > (____ / \___ >____/|__|_| /__|_| /\___ >___| /__|
\/ \/ \/ \/ \/ \/ \/ \/ \/
the team made comments
prettier
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#Gradle #RedHat
@trisha_gee @holly_cummins
the experiment lasted one day
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#Gradle #RedHat
@trisha_gee @holly_cummins
Can AI help us write more code?
solution
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#Gradle #RedHat
@trisha_gee @holly_cummins
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#Gradle #RedHat
@trisha_gee @holly_cummins
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#Gradle #RedHat
@trisha_gee @holly_cummins
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#Gradle #RedHat
@trisha_gee @holly_cummins
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#Gradle #RedHat
@trisha_gee @holly_cummins
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#Gradle #RedHat
@trisha_gee @holly_cummins
70%
unnecessary
code
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#Gradle #RedHat
@trisha_gee @holly_cummins
LLMs are much
better at writing code
than deleting it.
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#Gradle #RedHat
@trisha_gee @holly_cummins
is this the equivalent of
ascii art comments?
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#Gradle #RedHat
@trisha_gee @holly_cummins
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hang on
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#Gradle #RedHat
@trisha_gee @holly_cummins
“lines of code” is not a good
productivity metric for people.
or machines.
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#Gradle #RedHat
@trisha_gee @holly_cummins
if code is so boring a machine can
predict it, maybe it shouldn’t be there?
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No content
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enter … developer joy
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@trisha_gee @holly_cummins
#Gradle #RedHat
package com.example;
import org.jboss.logging.Logger;
public class MyService {
private static final Logger log = Logger.getLogger(MyService.class);
public void doSomething() {
log.info("It works!");
}
}
example: logging
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@trisha_gee @holly_cummins
#Gradle #RedHat
package com.example;
import org.jboss.logging.Logger;
public class MyService {
private static final Logger log = Logger.getLogger(MyService.class);
public void doSomething() {
log.info("It works!");
}
}
example: logging
import io.quarkus.logging.Log;
Log
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@trisha_gee @holly_cummins
#Gradle #RedHat
package org.acme;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class SpringDemo {
public static void main(String[] args) {
SpringApplication.run(SpringDemo.class, args);
}
}
example: declaring an application
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@trisha_gee @holly_cummins
#Gradle #RedHat
example: declaring an application
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@trisha_gee @holly_cummins #Gradle #RedHat
what if…
you could inherit boilerplate
Hibernate queries from a
superclass, instead of
having to write them all?
example: hibernate
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@trisha_gee @holly_cummins
#Gradle #RedHat
@ApplicationScoped
public class GreetingRepository {
public Entity findByName(int name) {
return find("name", name).firstResult();
}
void persist(Entity entity) {}
void delete(Entity entity) {}
Entity findById(Id id) {}
List list(String query, Sort sort, Object... params) {
return null;
}
Stream stream(String query, Object... params) {
return null;
}
long count() {
return 0;
}
long count(String query, Object... params) {
return 0;
}
}
example: hibernate with panache
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@trisha_gee @holly_cummins
#Gradle #RedHat
example: hibernate with panache
@ApplicationScoped
public class GreetingRepository implements PanacheRepository {
public Entity findByName(int name) {
return find("name", name).firstResult();
}
}
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@trisha_gee @holly_cummins #Gradle #RedHat
@TestConfiguration(proxyBeanMethods = false)
public class ContainersConfig {
@Bean
@ServiceConnection
public PostgreSQLContainer> postgres() {
return new PostgreSQLContainer<>(DockerImageName.parse("postgres:14"));
}
}
public class TestApplication {
public static void main(String[] args) {
SpringApplication
.from(MySpringDataApplication::main)
.with(ContainersConfig.class)
.run(args);
}
}
@Import(ContainersConfig.class)
example: testcontainers
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@trisha_gee @holly_cummins #Gradle #RedHat
example: testcontainers
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@trisha_gee @holly_cummins #Gradle #RedHat
the only thing you need to do to make
testcontainers work is not con
fi
gure a datasource
example: testcontainers
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@trisha_gee @holly_cummins #Gradle #RedHat
the only thing you need to do to make
testcontainers work is not con
fi
gure a datasource
example: testcontainers
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@trisha_gee @holly_cummins #Gradle #RedHat
the only thing you need to do to make
testcontainers work is not con
fi
gure a datasource
quarkus also auto-invokes
fl
yway and liquibase
example: testcontainers
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@trisha_gee @holly_cummins #Gradle #RedHat
but …
… the reason Fred Brooks’s
developers wrote 10 lines of code
a day wasn’t because they were
busy writing boilerplate
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#Gradle #RedHat
@trisha_gee @holly_cummins
What else are
developers doing?
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No content
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No content
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solution: Build Cache
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No content
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No content
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solution: Predictive Test Selection
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solution: Predictive Test Selection
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solution: Predictive Test Selection
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solution: Test Distribution
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Flaky Tests
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Flaky Tests
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No content
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@trisha_gee @holly_cummins #Gradle #RedHat
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@trisha_gee @holly_cummins #Gradle #RedHat
Guillaume, my CI
was red. Is there a
known failure in the
vertx suite?
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@trisha_gee @holly_cummins #Gradle #RedHat
Guillaume, my CI
was red. Is there a
known failure in the
vertx suite?
Guillaume, my CI
was red. Is there a
known failure in the
gRPC suite?
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@trisha_gee @holly_cummins #Gradle #RedHat
Guillaume, my CI
was red. Is there a
known failure in the
vertx suite?
Guillaume, my CI
was red. Is there a
known failure in the
kafka suite?
Guillaume, my CI
was red. Is there a
known failure in the
gRPC suite?
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@trisha_gee @holly_cummins #Gradle #RedHat
Guillaume, my CI
was red. Is there a
known failure in the
vertx suite?
Guillaume, my CI
was red. Is there a
known failure in the
kafka suite?
Guillaume, my CI
was red. Is there a
known failure in the
gRPC suite?
Guillaume
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solution: “auto-Guillaume” with Develocity
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solution: “auto-Guillaume” with Develocity
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solution: “auto-Guillaume” with Develocity
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solution: “auto-Guillaume” with Develocity
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No content
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State
“Strong reliability practices predict
better operational performance,
team performance, and
organisational performance.”
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hang on
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#Gradle #RedHat
@trisha_gee @holly_cummins
What else do developers
spend time on?
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The 2019 Tidelift survey
https://bit.ly/3MOEpK3
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The 2019 Tidelift survey
https://bit.ly/3MOEpK3
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No content
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#Gradle #RedHat
@trisha_gee @holly_cummins
what gets measured is what gets optimised,
make sure to measure the right thing
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@trisha_gee @holly_cummins #Gradle #RedHat
Satisfaction & Well-being
Performance
Activity
Communication & Collaboration
E
ffi
ciency & Flow
SPACE
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@trisha_gee @holly_cummins #Gradle #RedHat
Satisfaction & Well-being
Performance
Activity
Communication & Collaboration
E
ffi
ciency & Flow
SPACE
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@trisha_gee @holly_cummins #Gradle #RedHat
Satisfaction & Well-being
Performance
Activity
Communication & Collaboration
E
ffi
ciency & Flow
SPACE
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#Gradle #RedHat
@trisha_gee @holly_cummins
Dave Farley
Trisha
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#Gradle #RedHat
@trisha_gee @holly_cummins
Dave Farley
Trisha
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#Gradle #RedHat
@trisha_gee @holly_cummins
Dave Farley
Trisha
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#Gradle #RedHat
@trisha_gee @holly_cummins
Creating boredom
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#Gradle #RedHat
@trisha_gee @holly_cummins
“Creating space”
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#Gradle #RedHat
@trisha_gee @holly_cummins
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#Gradle #RedHat
@trisha_gee @holly_cummins
toil is bad
idleness is … good?
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#Gradle #RedHat
@trisha_gee @holly_cummins
Default Mode Network
science con
fi
rms it:
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#Gradle #RedHat
@trisha_gee @holly_cummins
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#Gradle #RedHat
@trisha_gee @holly_cummins
14% took showers
speci
fi
cally for the purpose
of coming up with ideas
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#Gradle #RedHat
@trisha_gee @holly_cummins
Holly is most productive while
• Showering
• Running
Trisha is most productive while
• Knitting
• Showering
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#Gradle #RedHat
@trisha_gee @holly_cummins
Holly is most productive while
• Showering
• Running
Trisha is most productive while
• Knitting
• Showering
this slide was
written while running
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#Gradle #RedHat
@trisha_gee @holly_cummins
tip:
use voice memo to capture all
the work you do while running
* the text on this slide was originally a voice memo
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Activities to help your DMN
- knitting
- running
- walking
- showers
- gardening
- unloading the dishwasher
- colouring
- laundry
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#Gradle #RedHat
@trisha_gee @holly_cummins
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#Gradle #RedHat
@trisha_gee @holly_cummins
double-win
knitting makes you productive
… and you get new clothes
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#Gradle #RedHat
@trisha_gee @holly_cummins
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#Gradle #RedHat
@trisha_gee @holly_cummins
but what if you’re not debugging-
in-your-head while running?
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#Gradle #RedHat
@trisha_gee @holly_cummins
but what if you’re not debugging-
in-your-head while running?
what if you’re feeding chocolate
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#Gradle #RedHat
@trisha_gee @holly_cummins
but what if you’re not debugging-
in-your-head while running?
what if you’re feeding chocolate
into the o
ff
i
ce fan, to see what happens?
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#Gradle #RedHat
@trisha_gee @holly_cummins
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#Gradle #RedHat
@trisha_gee @holly_cummins
we work in a creative industry
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#Gradle #RedHat
@trisha_gee @holly_cummins
we work in a creative industry
play helps creativity
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@trisha_gee @holly_cummins #Gradle #RedHat
creativity brings us joy
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#Gradle #RedHat
@trisha_gee @holly_cummins
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#Gradle #RedHat
@trisha_gee @holly_cummins
Embrace the dead time
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#Gradle #RedHat
@trisha_gee @holly_cummins
Embrace the dead time
Use it well:
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#Gradle #RedHat
@trisha_gee @holly_cummins
Embrace the dead time
Use it well:
- problem solving
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#Gradle #RedHat
@trisha_gee @holly_cummins
Embrace the dead time
Use it well:
- problem solving
- thinking
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#Gradle #RedHat
@trisha_gee @holly_cummins
Embrace the dead time
Use it well:
- problem solving
- thinking
- staring into space
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#Gradle #RedHat
@trisha_gee @holly_cummins
Embrace the dead time
Use it well:
- problem solving
- thinking
- staring into space
- play
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#Gradle #RedHat
@trisha_gee @holly_cummins
Embrace the dead time
Use it well:
- problem solving
- thinking
- staring into space
- play
Do not just move e
ffi
ciently
from task to task
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No content
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50%?
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#Gradle #RedHat
@trisha_gee @holly_cummins
Make time for boredom
Also make time for play
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#Gradle #RedHat
@trisha_gee @holly_cummins
remember SPACE?
S is developer Satisfaction
an important metric in SPACE
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@holly_cummins
#RedHat
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@holly_cummins
#RedHat
the double win
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@holly_cummins
#RedHat
the double win
co-benefits
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@holly_cummins
#RedHat
the double win
co-benefits
win-win
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@holly_cummins
#RedHat
the double win
co-benefits
win-win
twofer
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@holly_cummins
#RedHat
the double win
co-benefits
win-win
twofer
überwinden
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@holly_cummins
#RedHat
the double win
co-benefits
win-win
twofer
überwinden
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@trisha_gee @holly_cummins #Gradle #RedHat
productivity
happiness
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@trisha_gee @holly_cummins #Gradle #RedHat
it’s not a trade-off.
productivity
happiness
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@trisha_gee @holly_cummins #Gradle #RedHat
productivity
happiness
it’s a double-win.
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#Gradle #RedHat
@trisha_gee @holly_cummins
zero-sum is not enough
“The only initiatives that will positively
impact performance are ones which
increase throughput while
simultaneously decreasing cost.”
Elijahu M. Goldratt - The Goal
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#Gradle #RedHat
@trisha_gee @holly_cummins
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#Gradle #RedHat
@trisha_gee @holly_cummins
- be careful how you measure productivity
(not LOC!)
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#Gradle #RedHat
@trisha_gee @holly_cummins
- be careful how you measure productivity
(not LOC!)
- automate drugdery that stops you being
effective at your job
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#Gradle #RedHat
@trisha_gee @holly_cummins
- be careful how you measure productivity
(not LOC!)
- automate drugdery that stops you being
effective at your job
- being happier makes you better at your job
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#Gradle #RedHat
@trisha_gee @holly_cummins
- be careful how you measure productivity
(not LOC!)
- automate drugdery that stops you being
effective at your job
- being happier makes you better at your job
- having down time (and showers, or knitting
jumpers) makes you better at your job
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@trisha_gee @holly_cummins #Gradle #RedHat
thank you
hollycummins.com/productivity-
messing-around-devoxx/
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