Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Data Breaking Bad
Search
Michael Hausenblas
June 03, 2013
Technology
220
1
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
Data Breaking Bad
Open Stage talk at Berlin Buzzwords 2013
Michael Hausenblas
June 03, 2013
More Decks by Michael Hausenblas
See All by Michael Hausenblas
KubeCologne keynote—Troubleshooting Kubernetes apps
mhausenblas
4
8.4k
Extending Kubernetes 101
mhausenblas
4
2.4k
Kubernetes and serverless technologies for high-performance applications
mhausenblas
1
410
Troubleshooting Kubernetes Applications
mhausenblas
1
670
Autoscaling All Things Kubernetes with Prometheus
mhausenblas
0
1k
Three Billy Goats Gruff : from a monolith to containers to functions
mhausenblas
0
670
Bending Kubernetes to Your Needs
mhausenblas
2
3k
Kubernetes Security: from Image Hygiene to Network Policies
mhausenblas
8
4.1k
Hands-on Cloud Native Lifecycle Management
mhausenblas
3
520
Other Decks in Technology
See All in Technology
SO-101×VLAによる3色キューブのピック&プレース
abeja
0
160
TypeScript入門 2026
recruitengineers
PRO
3
500
オートロックマンションなのに、各部屋は施錠なし!? 攻撃者が組織内ネットワークで大暴れする理由 / The Front Door Is Locked, but the Rooms Are Wide Open: Why Attackers Move Freely Inside Enterprise Networks
nttcom
1
1.6k
ホームラボ紹介
y_sera15
0
130
ブラウザ研修 2026
recruitengineers
PRO
5
800
【CEDEC2026】『ウマ娘 プリティーダービー』 英語版のキャラクターの方言や口調をローカライズするための創造的アプローチ
cygames
PRO
1
200
Data Hubグループ 紹介資料
sansan33
PRO
0
3.1k
【5分でわかる】セーフィー エンジニア向け会社紹介
safie_recruit
0
53k
サイバー捜査員研修(前半)
nomizone
1
1.9k
GitHub CopilotのFinOps- AI CreditのObservabilityと価値を生むためのエージェント設計
yuriemori
0
140
PLATEAU で バーチャル花火大会
tatsuya1970
0
110
Redmine 7.0 新機能・機能強化解説(OSC2026京都ダイジェスト版)
vividtone
1
210
Featured
See All Featured
Discover your Explorer Soul
emna__ayadi
2
1.2k
Code Reviewing Like a Champion
maltzj
528
40k
Connecting the Dots Between Site Speed, User Experience & Your Business [WebExpo 2025]
tammyeverts
11
990
Measuring Dark Social's Impact On Conversion and Attribution
stephenakadiri
2
250
What Being in a Rock Band Can Teach Us About Real World SEO
427marketing
0
1.1k
Chrome DevTools: State of the Union 2024 - Debugging React & Beyond
addyosmani
10
1.3k
RailsConf & Balkan Ruby 2019: The Past, Present, and Future of Rails at GitHub
eileencodes
141
35k
Measuring & Analyzing Core Web Vitals
bluesmoon
9
950
No one is an island. Learnings from fostering a developers community.
thoeni
21
3.8k
Crafting Experiences
bethany
1
240
The Cult of Friendly URLs
andyhume
79
7k
brightonSEO & MeasureFest 2025 - Christian Goodrich - Winning strategies for Black Friday CRO & PPC
cargoodrich
3
760
Transcript
Da Michael Hausenblas, MapR Technologies Berlin Buzzwords 2013, Open Stage
Talk Friday, 7 June 13
Nope. Not this one. Friday, 7 June 13
Friday, 7 June 13
things you can influence things that affect you try and
focus on this stuff Friday, 7 June 13
The awkward moment when I open the data I got
from a customer Friday, 7 June 13
http://techcrunch.com/2012/11/25/the-big-data-fallacy-data-%E2%89%A0-information-%E2%89%A0-insights/ aka crap in, crap out Friday, 7 June 13
Some examples … Friday, 7 June 13
• Encöding hell • Schema? Sure, I fax you a
screenshot • Dupes and other fakes • Sampling Friday, 7 June 13
Encöding hell application-specific encodings • URL encoding • HTML encoding
• Database escaping non-ASCII? a%20percent-encoded%20string%20as%20of%20RFC%203986 a <strong>HTML</strong> encoded string Friday, 7 June 13
• Use Unicode • Use Unicode • Use Unicode Encöding
hell http://www.swedishfika.com/2010/01/19/escaping-from-encoding-hell/ Friday, 7 June 13
• Encöding hell • Schema? Sure, I fax you a
screenshot • Dupes and other fakes • Sampling Friday, 7 June 13
Schema? Sure, I fax you a screenshot Friday, 7 June
13
Schema? Sure, I fax you a screenshot • There is
a need for proper, formal documentation • For humans and machines • Basis for validation—automate! Friday, 7 June 13
• Encöding hell • Schema? Sure, I fax you a
screenshot • Dupes and other fakes • Sampling Friday, 7 June 13
Dupes and other fakes Friday, 7 June 13
Dupes and other fakes Friday, 7 June 13
Dupes and other fakes • Use plots to get an
overview • Watch out for outliers • Try to establish source for errors and fix • Document (in any case) Friday, 7 June 13
• Encöding hell • Schema? Sure, I fax you a
screenshot • Dupes and other fakes • Sampling Friday, 7 June 13
• My data is too big. I can’t check it
all. • Why don’t you sample, then? Sampling Friday, 7 June 13
http://mortardata.com/ Friday, 7 June 13
Friday, 7 June 13
Go and buy this book. Now. Friday, 7 June 13