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Dependencies Static Analysis and

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Dependencies Static Analysis and THE GRID

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NOT THE TRON KIND OF GRID

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THe DATACENTER KIND OF GRID

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THE KIND OF GRID

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You Are Probably Thinking BUT WHY?

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SCIENCE CAT SAYS

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SCIENCE CAT SAYS GOOD QUESTION

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I LED AN ACADEMIC RESEARCH STUDY EARLIER THIS YEAR

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SHOW YOUR ALMA MATER SOME LOVE

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SHOW YOUR ALMA MATER SOME LOVE AND YES

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SHOW YOUR ALMA MATER SOME LOVE AND YES

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SHOW YOUR ALMA MATER SOME LOVE AND YES WE WROTE A FORMAL RESEARCH PAPER AND EVERYTHING

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ACADEMIC HCI IS A LITTLE SILLY

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ACADEMIC HCI IS A LITTLE SILLY WHY DO LIKERT SCALES HAVE A NAME?

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YOUR RESEARCH STUDY PLEASE TELL ME ABOUT

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WE ASKED A A QUESTION LIKE ALL RESEARCH

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THEIR COMMUNITIES? MODULE AUTHORS HOW DO ANSWER QUESTIONS ABOUT

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EIGHT PROLIFIC MODULE AUTHORS SMALL GROUP OF

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USED MOST INFREQENTLY MOST EFFECTIVE THE FEEDBACK MECHANISMS

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USED MOST INFREQENTLY MOST EFFECTIVE THE FEEDBACK MECHANISMS GITHUB ISSUES WRITE A BLOG POST TWITTER DISCUSSIONS EMAIL A MAILING LIST

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USED MOST INFREQENTLY MOST EFFECTIVE THE FEEDBACK MECHANISMS GITHUB ISSUES WRITE A BLOG POST TWITTER DISCUSSIONS EMAIL A MAILING LIST HOW DO WE A QUESTION LIKE THIS? BUT ANSWER

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BY USING OF COURSE

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MULTI-DEMENSIONAL GRAPH REPRESENTS A

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FROM NEW YORK I AM

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FROM NEW YORK I AM AND SO IS

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ABOUT WAS ALWAYS

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ABOUT WAS ALWAYS

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AN ENGINEER BUT I AM ALSO

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AN ENGINEER BUT I AM ALSO (3&".

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AN ENGINEER BUT I AM ALSO GRAPHS RULE EVERYTHING AROUND ME

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AN ENGINEER BUT I AM ALSO GRAPHS RULE EVERYTHING AROUND ME Dolla Dolla Bill Y all ’

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GRAPHS NOT THESE KINDS OF

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A B C D E 1 2 3 4 5 A B C D E F A B C D E A B C D E F G H 6 2 8 7 9 5 7 -3 A B C D E

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A B C D E 1 2 3 4 5 A B C D E F A B C D E A B C D E F G H 6 2 8 7 9 5 7 -3 A B C D E GRAPHS THESE KINDS OF

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A B C D E 1 2 3 4 5 A B C D E F A B C D E A B C D E F G H 6 2 8 7 9 5 7 -3 A B C D E THESE GRAPHS DIFFERENT, OF COURSE ALL OF ARE

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A B C D E 1 2 3 4 5 A B C D E F A B C D E A B C D E F G H 6 2 8 7 9 5 7 -3 A B C D E UNDIRECTED DIRECTECTED WEIGHTED TREES BIPARTITE

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A B C D E 1 2 3 4 5 A B C D E F A B C D E A B C D E F G H 6 2 8 7 9 5 7 -3 A B C D E UNDIRECTED DIRECTECTED WEIGHTED TREES BIPARTITE TRANSPORATION NETWORKS INFORMATION NETWORKS MOLECULAR CHEMISTRY WIRELESS NETWORKS MAJOR LEAGUE BASEBALL DEPENDENCY MANAGEMENT

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A B C D E 1 2 3 4 5 A B C D E F A B C D E A B C D E F G H 6 2 8 7 9 5 7 -3 A B C D E UNDIRECTED DIRECTECTED WEIGHTED TREES BIPARTITE TRANSPORATION NETWORKS INFORMATION NETWORKS MOLECULAR CHEMISTRY WIRELESS NETWORKS MAJOR LEAGUE BASEBALL DEPENDENCY MANAGEMENT SOUNDS COMPLICATED FOR 10AM DANS LE MAINTAIN DEPENDENCY GRAPHS? JE NE SAIS PAS

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HIPSTER CAT SAYS

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HIPSTER CAT SAYS ACTUALLY, IT S NOT SO BAD “ ” ’

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WITH A PACKAGE.JSON FILE { "name": "pkg-a", "dependencies": { "pkg-b": "~1.0.4", "pkg-c": "~2.1.3" }, "devDependencies": { "pkg-d": "~3.1.2" }, "main": "./index.js" }

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WITH A PACKAGE.JSON FILE na { "name": "pkg-a", "dependencies": { "pkg-b": "~1.0.4", "pkg-c": "~2.1.3" }, "devDependencies": { "pkg-d": "~3.1.2" }, "main": "./index.js" }

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WITH A PACKAGE.JSON FILE nb nc nd na { "name": "pkg-a", "dependencies": { "pkg-b": "~1.0.4", "pkg-c": "~2.1.3" }, "devDependencies": { "pkg-d": "~3.1.2" }, "main": "./index.js" }

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WITH A PACKAGE.JSON FILE nb nc nd na { "name": "pkg-a", "dependencies": { "pkg-b": "~1.0.4", "pkg-c": "~2.1.3" }, "devDependencies": { "pkg-d": "~3.1.2" }, "main": "./index.js" }

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WITH A PACKAGE.JSON FILE nb nc nd na Now imagine this for 100,000+ packages! { "name": "pkg-a", "dependencies": { "pkg-b": "~1.0.4", "pkg-c": "~2.1.3" }, "devDependencies": { "pkg-d": "~3.1.2" }, "main": "./index.js" }

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ONLINE WITH VIDEOS THESE TALKS ARE ALL ALREADY

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5 5 DR. EMMETT OCTOCAT SAYS YOU VE GOT TO COME BACK WITH ME. BACK TO GITHUB! ’ “ ”

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5 5 DR. EMMETT OCTOCAT SAYS YOU VE GOT TO COME BACK WITH ME. BACK TO GITHUB! ’ “ ” indexzero/npm-codependencies indexzero/npm-comp-stat-www indexzero/npm-static-stats indexzero/npm-pipeline

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QUESTIONS THE GRAPH? WHAT OTHER CAN WE ASK FROM

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THESE QUESTIONS WHETHER YOU KNOW IT OR NOT YOU PROBABLY ASK EVERYDAY

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NPM OUTDATED IS A PURE GRAPH QUESTION

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DEPEND ON WHAT OTHER MODULES? WHO DEPEND ON X ALSO PEOPLE

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USED MORE IN PRODUCTION OR IN DEVELOPMENT? ALSO IS THIS MODULE

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THIS MODULE? “ ” MOST STABLE Version OF WHAT IS THE

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STATIC ANALYSIS OTHER QUESTIONS NEED TO BE ANSWERED

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A PARTICULAR METHOD? DO OTHER MODULES USE HOW OFTEN

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SHELLSHOCK? ARE VULNERABLE TO HOW MANY MODULES

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VERSION X.y.Z SAFELY? BE UPGRADED TO USE CAN MY APP

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COMPUTE INTENSIVE BUT IT IS INCREDIBLY

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COMPUTE INTENSIVE BUT IT IS INCREDIBLY WHICH IS TO SAY

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PRETTY $@ SLOW COMPUTE INTENSIVE BUT IT IS INCREDIBLY WHICH IS TO SAY

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NPM OUTDATED IS REALLY FAST. EVERY DAY THAT S HOW YOU CAN USE IT ’

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YO DAWG I HEARD YOU LIKE NPM BY USING OF COURSE

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YO DAWG I HEARD YOU LIKE NPM BY USING OF COURSE ALONG WITH DATA PIPELINE A

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A B C D E F A B C D E F G H DEPENDENCY GRAPH AST COMPUTATION DOWNLOAD & UnTAR

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A B C D E F A B C D E F G H DEPENDENCY GRAPH AST COMPUTATION DOWNLOAD & UnTAR DATA PIPELINE ANALYSIS WORK MODULES THE SET OF AND THE SPECIFIC CHANGES BUT, THE Stays the same DATA PIPELINE MAKING IT HIGHLY PARALLELIZABLE

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ESPRIMA + RECAST + npm + Data pipeline = npm-pipeline

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GENERIC WORK TO PERFORM GENERIC MODULE AND A

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TENS OF SECONDS FROM TENS of Minutes TO ANALYSIS TIME DOWN

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QUESTIONS THE GRAPH? WHAT OTHER DO YOU HAVE FOR

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THANKS {github, twitter}.com/indexzero [email protected]