Crescent Wrenches, Socket Sets, and Other Tools For Debugging - Speaker Deck

Tweet

Tweet

Slide 1

Slide 1 text

C R E S C E N T W R E N C H E S , S O C K E T S E T S , A N D O T H E R T O O L S F O R D E B U G G I N G H O W T O B U I L D A T O O L K I T O F I N Q U I RY @kerrizor CodeConf 2016

Slide 2

Slide 2 text

@kerrizor CodeConf 2016

Slide 3

Slide 3 text

@kerrizor CodeConf 2016

Slide 4

Slide 4 text

@kerrizor CodeConf 2016 I H AV E A F E W H O B B I E S …

Slide 5

Slide 5 text

@kerrizor CodeConf 2016

Slide 6

Slide 6 text

@kerrizor CodeConf 2016

Slide 7

Slide 7 text

@kerrizor CodeConf 2016

Slide 8

Slide 8 text

W H Y W O N ’ T T H E E N G I N E S TA R T ? @kerrizor CodeConf 2016 ! " ⚡ $ FUEL AIR SPARK PRESSURE

Slide 9

Slide 9 text

T H E S C I E N T I F I C M E T H O D @kerrizor CodeConf 2016 • Ask A Question • Do Background Research • Construct a Hypothesis • Test Your Hypothesis by Doing an Experiment • Analyze Your Data and Draw a Conclusion • Communicate Your Results

Slide 10

Slide 10 text

T H E S C I E N T I F I C M E T H O D @kerrizor CodeConf 2016 • Ask A Question • Do Background Research • Construct a Hypothesis • Test Your Hypothesis by Doing an Experiment • Analyze Your Data and Draw a Conclusion • Communicate Your Results

Slide 11

Slide 11 text

T H E S C I E N T I F I C M E T H O D @kerrizor CodeConf 2016 • Ask A Question • Do Background Research • Construct a Hypothesis • Test Your Hypothesis by Doing an Experiment • Analyze Your Data and Draw a Conclusion • Communicate Your Results

Slide 12

Slide 12 text

T H E S C I E N T I F I C M E T H O D @kerrizor CodeConf 2016 • Ask A Question • Do Background Research • Construct a Hypothesis • Test Your Hypothesis by Doing an Experiment • Analyze Your Data and Draw a Conclusion • Communicate Your Results

Slide 13

Slide 13 text

T H E S C I E N T I F I C M E T H O D @kerrizor CodeConf 2016 • Ask A Question • Do Background Research • Construct a Hypothesis • Test Your Hypothesis by Doing an Experiment • Analyze Your Data and Draw a Conclusion • Communicate Your Results

Slide 14

Slide 14 text

T H E S C I E N T I F I C M E T H O D @kerrizor CodeConf 2016 • Ask A Question • Do Background Research • Construct a Hypothesis • Test Your Hypothesis by Doing an Experiment • Analyze Your Data and Draw a Conclusion • Communicate Your Results

Slide 15

Slide 15 text

T H E S C I E N T I F I C M E T H O D @kerrizor CodeConf 2016 “ ” THE REAL PURPOSE OF THE SCIENTIFIC METHOD IS TO MAKE SURE NATURE HASN’T MISLEAD YOU INTO THINKING YOU KNOW SOMETHING YOU DON’T ACTUALLY KNOW. - ROBERT M. PRISIG

Slide 16

Slide 16 text

PERFORMANCE TIME @kerrizor CodeConf 2016

Slide 17

Slide 17 text

PERFORMANCE TIME @kerrizor CodeConf 2016

Slide 18

Slide 18 text

PERFORMANCE TIME @kerrizor CodeConf 2016

Slide 19

Slide 19 text

PERFORMANCE TIME @kerrizor CodeConf 2016

Slide 20

Slide 20 text

PERFORMANCE TIME @kerrizor CodeConf 2016

Slide 21

Slide 21 text

PERFORMANCE TIME @kerrizor CodeConf 2016

Slide 22

Slide 22 text

@kerrizor CodeConf 2016

Slide 23

Slide 23 text

@kerrizor CodeConf 2016

Slide 24

Slide 24 text

@kerrizor CodeConf 2016

Slide 25

Slide 25 text

+ @kerrizor CodeConf 2016

Slide 26

Slide 26 text

@kerrizor CodeConf 2016

Slide 27

Slide 27 text

@kerrizor CodeConf 2016

Slide 28

Slide 28 text

@kerrizor CodeConf 2016

Slide 29

Slide 29 text

@kerrizor CodeConf 2016

Slide 30

Slide 30 text

client.domain_name.each do @kerrizor CodeConf 2016

Slide 31

Slide 31 text

• Queue a Resque job • Bill client on internal accounting system client.domain_name.each do @kerrizor CodeConf 2016

Slide 32

Slide 32 text

• Queue a Resque job • Bill client on internal accounting system • Use [company]'s CC to renew domain client.domain_name.each do @kerrizor CodeConf 2016

Slide 33

Slide 33 text

• Queue a Resque job • Bill client on internal accounting system • Use [company]'s CC to renew domain • If registrar returns an error, retry client.domain_name.each do @kerrizor CodeConf 2016

Slide 34

Slide 34 text

• Queue a Resque job • Bill client on internal accounting system • Use [company]'s CC to renew domain • If registrar returns an error, retry • After 3 attempts, requeue and exit client.domain_name.each do @kerrizor CodeConf 2016

Slide 35

Slide 35 text

@kerrizor CodeConf 2016

Slide 36

Slide 36 text

(600 domains * $3 proﬁt) - (~60 hours @ $100/hr) @kerrizor CodeConf 2016

Slide 37

Slide 37 text

T H E S C I E N T I F I C M E T H O D @kerrizor CodeConf 2016 “ ” WHEN YOU CHANGE THE WAY YOU LOOK AT THINGS, THE THINGS YOU LOOK AT CHANGE. - DR. WAYNE W. DYER

Slide 38

Slide 38 text

@kerrizor CodeConf 2016

Slide 39

Slide 39 text

@kerrizor CodeConf 2016

Slide 40

Slide 40 text

@kerrizor CodeConf 2016

Slide 41

Slide 41 text

@kerrizor Keep Ruby Weird 2015 @kerrizor CodeConf 2016