SlideShare uma empresa Scribd logo

Images - 7 mistakes

•Transferir como PPT, PDF•
•
Stoyan Stefanov
Stoyan Stefanov

A 5 minutes lightning talk from Ajax Experience 2008, introducing the smush.it tool (smush.it)

TecnologiaEconomia e finanças
1 de 11
Image Optimization: 7 mistakes Nicole Sullivan, Stoyan Stefanov Ajax Experience Boston, Sep 30 th , 2008
On the agenda ,[object Object],[object Object]
[object Object]
What % of page weight is images? ,[object Object],[object Object],[object Object],[object Object],36% Yahoo! JP 10 27% Blogger 9 35% Facebook 8 39% Wikipedia 7 48% MySpace 6 41% MSN 5 64% Live.com 4 62% YouTube 3 75% Google 2 29% Yahoo! 1
Best practices ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Best practices – automation, lossless ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Top 10 sites save ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object]
[object Object]
Let’s keep talking... Nicole Sullivan http://stubbornella.org Stoyan Stefanov http://phpied.com
URLs: Tools ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Recomendados

Images - 7 mistakes (first draft)
Images - 7 mistakes (first draft)Images - 7 mistakes (first draft)
Images - 7 mistakes (first draft)Stoyan Stefanov
 
WIDS - Gamifying Open Source
WIDS - Gamifying Open SourceWIDS - Gamifying Open Source
WIDS - Gamifying Open SourceGautam Rege
 
Work in Cologne
Work in Cologne Work in Cologne
Work in Cologne Russell Stannard
 
Question 6
Question 6 Question 6
Question 6 0blivi4te
 
YSlow hacking
YSlow hackingYSlow hacking
YSlow hackingStoyan Stefanov
 
Yahoo - Web Images optimization
Yahoo - Web Images optimizationYahoo - Web Images optimization
Yahoo - Web Images optimizationEduard Bondarenko
 
Image Optimization for the Web at php|works
Image Optimization for the Web at php|worksImage Optimization for the Web at php|works
Image Optimization for the Web at php|worksStoyan Stefanov
 
After YSlow "A"
After YSlow "A"After YSlow "A"
After YSlow "A"Nicole Sullivan
 

Recomendados

Images - 7 mistakes (first draft)
Images - 7 mistakes (first draft)Images - 7 mistakes (first draft)
Images - 7 mistakes (first draft)Stoyan Stefanov
 
WIDS - Gamifying Open Source
WIDS - Gamifying Open SourceWIDS - Gamifying Open Source
WIDS - Gamifying Open SourceGautam Rege
 
Work in Cologne
Work in Cologne Work in Cologne
Work in Cologne Russell Stannard
 
Question 6
Question 6 Question 6
Question 6 0blivi4te
 
YSlow hacking
YSlow hackingYSlow hacking
YSlow hackingStoyan Stefanov
 
Yahoo - Web Images optimization
Yahoo - Web Images optimizationYahoo - Web Images optimization
Yahoo - Web Images optimizationEduard Bondarenko
 
Image Optimization for the Web at php|works
Image Optimization for the Web at php|worksImage Optimization for the Web at php|works
Image Optimization for the Web at php|worksStoyan Stefanov
 
After YSlow "A"
After YSlow "A"After YSlow "A"
After YSlow "A"Nicole Sullivan
 
WordCamp Birmingham 2017 - Blogging strategies for 2018
WordCamp Birmingham 2017 - Blogging strategies for 2018WordCamp Birmingham 2017 - Blogging strategies for 2018
WordCamp Birmingham 2017 - Blogging strategies for 2018Mickey Mellen
 
Ignite Velocity: Image Weight Loss Clinic
Ignite Velocity: Image Weight Loss ClinicIgnite Velocity: Image Weight Loss Clinic
Ignite Velocity: Image Weight Loss ClinicStoyan Stefanov
 
Voices that matter: High Performance Web Sites
Voices that matter: High Performance Web SitesVoices that matter: High Performance Web Sites
Voices that matter: High Performance Web SitesStoyan Stefanov
 
Working with Images
Working with ImagesWorking with Images
Working with ImagesSitesPlus
 
The Best WordPress Image Grids Plugins
The Best WordPress Image Grids PluginsThe Best WordPress Image Grids Plugins
The Best WordPress Image Grids PluginsJacques Surveyer
 
Putting Your Images on a Diet (SmashingConf, 2014)
Putting Your Images on a Diet (SmashingConf, 2014)Putting Your Images on a Diet (SmashingConf, 2014)
Putting Your Images on a Diet (SmashingConf, 2014)Guy Podjarny
 
Reactive JavaScript
Reactive JavaScriptReactive JavaScript
Reactive JavaScriptStoyan Stefanov
 
Liking performance
Liking performanceLiking performance
Liking performanceStoyan Stefanov
 
JavaScript Performance Patterns
JavaScript Performance PatternsJavaScript Performance Patterns
JavaScript Performance PatternsStoyan Stefanov
 
JavaScript performance patterns
JavaScript performance patternsJavaScript performance patterns
JavaScript performance patternsStoyan Stefanov
 
High Performance Social Plugins
High Performance Social PluginsHigh Performance Social Plugins
High Performance Social PluginsStoyan Stefanov
 
Social Button BFFs
Social Button BFFsSocial Button BFFs
Social Button BFFsStoyan Stefanov
 
JavaScript навсякъде
JavaScript навсякъдеJavaScript навсякъде
JavaScript навсякъдеStoyan Stefanov
 
JavaScript is everywhere
JavaScript is everywhereJavaScript is everywhere
JavaScript is everywhereStoyan Stefanov
 
JavaScript shell scripting
JavaScript shell scriptingJavaScript shell scripting
JavaScript shell scriptingStoyan Stefanov
 
JavaScript for PHP developers
JavaScript for PHP developersJavaScript for PHP developers
JavaScript for PHP developersStoyan Stefanov
 
WPO @ PubCon 2010
WPO @ PubCon 2010WPO @ PubCon 2010
WPO @ PubCon 2010Stoyan Stefanov
 
Progressive Downloads and Rendering - take #2
Progressive Downloads and Rendering - take #2Progressive Downloads and Rendering - take #2
Progressive Downloads and Rendering - take #2Stoyan Stefanov
 
Progressive Downloads and Rendering
Progressive Downloads and RenderingProgressive Downloads and Rendering
Progressive Downloads and RenderingStoyan Stefanov
 
Performance patterns
Performance patternsPerformance patterns
Performance patternsStoyan Stefanov
 
Psychology of performance
Psychology of performancePsychology of performance
Psychology of performanceStoyan Stefanov
 
3-in-1 YSlow
3-in-1 YSlow3-in-1 YSlow
3-in-1 YSlowStoyan Stefanov
 

Mais conteúdo relacionado

Semelhante a Images - 7 mistakes

WordCamp Birmingham 2017 - Blogging strategies for 2018
WordCamp Birmingham 2017 - Blogging strategies for 2018WordCamp Birmingham 2017 - Blogging strategies for 2018
WordCamp Birmingham 2017 - Blogging strategies for 2018Mickey Mellen
 
Ignite Velocity: Image Weight Loss Clinic
Ignite Velocity: Image Weight Loss ClinicIgnite Velocity: Image Weight Loss Clinic
Ignite Velocity: Image Weight Loss ClinicStoyan Stefanov
 
Voices that matter: High Performance Web Sites
Voices that matter: High Performance Web SitesVoices that matter: High Performance Web Sites
Voices that matter: High Performance Web SitesStoyan Stefanov
 
Working with Images
Working with ImagesWorking with Images
Working with ImagesSitesPlus
 
The Best WordPress Image Grids Plugins
The Best WordPress Image Grids PluginsThe Best WordPress Image Grids Plugins
The Best WordPress Image Grids PluginsJacques Surveyer
 
Putting Your Images on a Diet (SmashingConf, 2014)
Putting Your Images on a Diet (SmashingConf, 2014)Putting Your Images on a Diet (SmashingConf, 2014)
Putting Your Images on a Diet (SmashingConf, 2014)Guy Podjarny
 

Semelhante a Images - 7 mistakes (6)

WordCamp Birmingham 2017 - Blogging strategies for 2018
WordCamp Birmingham 2017 - Blogging strategies for 2018WordCamp Birmingham 2017 - Blogging strategies for 2018
WordCamp Birmingham 2017 - Blogging strategies for 2018
 
Ignite Velocity: Image Weight Loss Clinic
Ignite Velocity: Image Weight Loss ClinicIgnite Velocity: Image Weight Loss Clinic
Ignite Velocity: Image Weight Loss Clinic
 
Voices that matter: High Performance Web Sites
Voices that matter: High Performance Web SitesVoices that matter: High Performance Web Sites
Voices that matter: High Performance Web Sites
 
Working with Images
Working with ImagesWorking with Images
Working with Images
 
The Best WordPress Image Grids Plugins
The Best WordPress Image Grids PluginsThe Best WordPress Image Grids Plugins
The Best WordPress Image Grids Plugins
 
Putting Your Images on a Diet (SmashingConf, 2014)
Putting Your Images on a Diet (SmashingConf, 2014)Putting Your Images on a Diet (SmashingConf, 2014)
Putting Your Images on a Diet (SmashingConf, 2014)
 

Mais de Stoyan Stefanov

JavaScript Performance Patterns
JavaScript Performance PatternsJavaScript Performance Patterns
JavaScript Performance PatternsStoyan Stefanov
 
JavaScript performance patterns
JavaScript performance patternsJavaScript performance patterns
JavaScript performance patternsStoyan Stefanov
 
High Performance Social Plugins
High Performance Social PluginsHigh Performance Social Plugins
High Performance Social PluginsStoyan Stefanov
 
JavaScript навсякъде
JavaScript навсякъдеJavaScript навсякъде
JavaScript навсякъдеStoyan Stefanov
 
JavaScript is everywhere
JavaScript is everywhereJavaScript is everywhere
JavaScript is everywhereStoyan Stefanov
 
JavaScript shell scripting
JavaScript shell scriptingJavaScript shell scripting
JavaScript shell scriptingStoyan Stefanov
 
JavaScript for PHP developers
JavaScript for PHP developersJavaScript for PHP developers
JavaScript for PHP developersStoyan Stefanov
 
Progressive Downloads and Rendering - take #2
Progressive Downloads and Rendering - take #2Progressive Downloads and Rendering - take #2
Progressive Downloads and Rendering - take #2Stoyan Stefanov
 
Progressive Downloads and Rendering
Progressive Downloads and RenderingProgressive Downloads and Rendering
Progressive Downloads and RenderingStoyan Stefanov
 
Psychology of performance
Psychology of performancePsychology of performance
Psychology of performanceStoyan Stefanov
 
CSS and image optimization
CSS and image optimizationCSS and image optimization
CSS and image optimizationStoyan Stefanov
 
High-performance DOM scripting
High-performance DOM scriptingHigh-performance DOM scripting
High-performance DOM scriptingStoyan Stefanov
 
The business of performance
The business of performanceThe business of performance
The business of performanceStoyan Stefanov
 

Mais de Stoyan Stefanov (20)

Reactive JavaScript
Reactive JavaScriptReactive JavaScript
Reactive JavaScript
 
Liking performance
Liking performanceLiking performance
Liking performance
 
JavaScript Performance Patterns
JavaScript Performance PatternsJavaScript Performance Patterns
JavaScript Performance Patterns
 
JavaScript performance patterns
JavaScript performance patternsJavaScript performance patterns
JavaScript performance patterns
 
High Performance Social Plugins
High Performance Social PluginsHigh Performance Social Plugins
High Performance Social Plugins
 
Social Button BFFs
Social Button BFFsSocial Button BFFs
Social Button BFFs
 
JavaScript навсякъде
JavaScript навсякъдеJavaScript навсякъде
JavaScript навсякъде
 
JavaScript is everywhere
JavaScript is everywhereJavaScript is everywhere
JavaScript is everywhere
 
JavaScript shell scripting
JavaScript shell scriptingJavaScript shell scripting
JavaScript shell scripting
 
JavaScript for PHP developers
JavaScript for PHP developersJavaScript for PHP developers
JavaScript for PHP developers
 
WPO @ PubCon 2010
WPO @ PubCon 2010WPO @ PubCon 2010
WPO @ PubCon 2010
 
Progressive Downloads and Rendering - take #2
Progressive Downloads and Rendering - take #2Progressive Downloads and Rendering - take #2
Progressive Downloads and Rendering - take #2
 
Progressive Downloads and Rendering
Progressive Downloads and RenderingProgressive Downloads and Rendering
Progressive Downloads and Rendering
 
Performance patterns
Performance patternsPerformance patterns
Performance patterns
 
Psychology of performance
Psychology of performancePsychology of performance
Psychology of performance
 
3-in-1 YSlow
3-in-1 YSlow3-in-1 YSlow
3-in-1 YSlow
 
CSS and image optimization
CSS and image optimizationCSS and image optimization
CSS and image optimization
 
High-performance DOM scripting
High-performance DOM scriptingHigh-performance DOM scripting
High-performance DOM scripting
 
The business of performance
The business of performanceThe business of performance
The business of performance
 
JavaScript Patterns
JavaScript PatternsJavaScript Patterns
JavaScript Patterns
 

Último

Histor y of HAM Radio presentation slide
Histor y of HAM Radio presentation slideHistor y of HAM Radio presentation slide
Histor y of HAM Radio presentation slidevu2urc
 
A Year of the Servo Reboot: Where Are We Now?
A Year of the Servo Reboot: Where Are We Now?A Year of the Servo Reboot: Where Are We Now?
A Year of the Servo Reboot: Where Are We Now?Igalia
 
2024: Domino Containers - The Next Step. News from the Domino Container commu...
2024: Domino Containers - The Next Step. News from the Domino Container commu...2024: Domino Containers - The Next Step. News from the Domino Container commu...
2024: Domino Containers - The Next Step. News from the Domino Container commu...Martijn de Jong
 
Automating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps ScriptAutomating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps Scriptwesley chun
 
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024The Digital Insurer
 
Strategies for Unlocking Knowledge Management in Microsoft 365 in the Copilot...
Strategies for Unlocking Knowledge Management in Microsoft 365 in the Copilot...Strategies for Unlocking Knowledge Management in Microsoft 365 in the Copilot...
Strategies for Unlocking Knowledge Management in Microsoft 365 in the Copilot...Drew Madelung
 
Driving Behavioral Change for Information Management through Data-Driven Gree...
Driving Behavioral Change for Information Management through Data-Driven Gree...Driving Behavioral Change for Information Management through Data-Driven Gree...
Driving Behavioral Change for Information Management through Data-Driven Gree...Enterprise Knowledge
 
A Domino Admins Adventures (Engage 2024)
A Domino Admins Adventures (Engage 2024)A Domino Admins Adventures (Engage 2024)
A Domino Admins Adventures (Engage 2024)Gabriella Davis
 
🐬 The future of MySQL is Postgres 🐘
🐬 The future of MySQL is Postgres 🐘🐬 The future of MySQL is Postgres 🐘
🐬 The future of MySQL is Postgres 🐘RTylerCroy
 
CNv6 Instructor Chapter 6 Quality of Service
CNv6 Instructor Chapter 6 Quality of ServiceCNv6 Instructor Chapter 6 Quality of Service
CNv6 Instructor Chapter 6 Quality of Servicegiselly40
 
What Are The Drone Anti-jamming Systems Technology?
What Are The Drone Anti-jamming Systems Technology?What Are The Drone Anti-jamming Systems Technology?
What Are The Drone Anti-jamming Systems Technology?Antenna Manufacturer Coco
 
08448380779 Call Girls In Civil Lines Women Seeking Men
08448380779 Call Girls In Civil Lines Women Seeking Men08448380779 Call Girls In Civil Lines Women Seeking Men
08448380779 Call Girls In Civil Lines Women Seeking MenDelhi Call girls
 
Axa Assurance Maroc - Insurer Innovation Award 2024
Axa Assurance Maroc - Insurer Innovation Award 2024Axa Assurance Maroc - Insurer Innovation Award 2024
Axa Assurance Maroc - Insurer Innovation Award 2024The Digital Insurer
 
EIS-Webinar-Prompt-Knowledge-Eng-2024-04-08.pptx
EIS-Webinar-Prompt-Knowledge-Eng-2024-04-08.pptxEIS-Webinar-Prompt-Knowledge-Eng-2024-04-08.pptx
EIS-Webinar-Prompt-Knowledge-Eng-2024-04-08.pptxEarley Information Science
 
Workshop - Best of Both Worlds_ Combine KG and Vector search for enhanced R...
Workshop - Best of Both Worlds_ Combine KG and Vector search for enhanced R...Workshop - Best of Both Worlds_ Combine KG and Vector search for enhanced R...
Workshop - Best of Both Worlds_ Combine KG and Vector search for enhanced R...Neo4j
 
The Role of Taxonomy and Ontology in Semantic Layers - Heather Hedden.pdf
The Role of Taxonomy and Ontology in Semantic Layers - Heather Hedden.pdfThe Role of Taxonomy and Ontology in Semantic Layers - Heather Hedden.pdf
The Role of Taxonomy and Ontology in Semantic Layers - Heather Hedden.pdfEnterprise Knowledge
 
Breaking the Kubernetes Kill Chain: Host Path Mount
Breaking the Kubernetes Kill Chain: Host Path MountBreaking the Kubernetes Kill Chain: Host Path Mount
Breaking the Kubernetes Kill Chain: Host Path MountPuma Security, LLC
 
08448380779 Call Girls In Greater Kailash - I Women Seeking Men
08448380779 Call Girls In Greater Kailash - I Women Seeking Men08448380779 Call Girls In Greater Kailash - I Women Seeking Men
08448380779 Call Girls In Greater Kailash - I Women Seeking MenDelhi Call girls
 
Data Cloud, More than a CDP by Matt Robison
Data Cloud, More than a CDP by Matt RobisonData Cloud, More than a CDP by Matt Robison
Data Cloud, More than a CDP by Matt RobisonAnna Loughnan Colquhoun
 
04-2024-HHUG-Sales-and-Marketing-Alignment.pptx
04-2024-HHUG-Sales-and-Marketing-Alignment.pptx04-2024-HHUG-Sales-and-Marketing-Alignment.pptx
04-2024-HHUG-Sales-and-Marketing-Alignment.pptxHampshireHUG
 

Último (20)

Histor y of HAM Radio presentation slide
Histor y of HAM Radio presentation slideHistor y of HAM Radio presentation slide
Histor y of HAM Radio presentation slide
 
A Year of the Servo Reboot: Where Are We Now?
A Year of the Servo Reboot: Where Are We Now?A Year of the Servo Reboot: Where Are We Now?
A Year of the Servo Reboot: Where Are We Now?
 
2024: Domino Containers - The Next Step. News from the Domino Container commu...
2024: Domino Containers - The Next Step. News from the Domino Container commu...2024: Domino Containers - The Next Step. News from the Domino Container commu...
2024: Domino Containers - The Next Step. News from the Domino Container commu...
 
Automating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps ScriptAutomating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps Script
 
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
 
Strategies for Unlocking Knowledge Management in Microsoft 365 in the Copilot...
Strategies for Unlocking Knowledge Management in Microsoft 365 in the Copilot...Strategies for Unlocking Knowledge Management in Microsoft 365 in the Copilot...
Strategies for Unlocking Knowledge Management in Microsoft 365 in the Copilot...
 
Driving Behavioral Change for Information Management through Data-Driven Gree...
Driving Behavioral Change for Information Management through Data-Driven Gree...Driving Behavioral Change for Information Management through Data-Driven Gree...
Driving Behavioral Change for Information Management through Data-Driven Gree...
 
A Domino Admins Adventures (Engage 2024)
A Domino Admins Adventures (Engage 2024)A Domino Admins Adventures (Engage 2024)
A Domino Admins Adventures (Engage 2024)
 
🐬 The future of MySQL is Postgres 🐘
🐬 The future of MySQL is Postgres 🐘🐬 The future of MySQL is Postgres 🐘
🐬 The future of MySQL is Postgres 🐘
 
CNv6 Instructor Chapter 6 Quality of Service
CNv6 Instructor Chapter 6 Quality of ServiceCNv6 Instructor Chapter 6 Quality of Service
CNv6 Instructor Chapter 6 Quality of Service
 
What Are The Drone Anti-jamming Systems Technology?
What Are The Drone Anti-jamming Systems Technology?What Are The Drone Anti-jamming Systems Technology?
What Are The Drone Anti-jamming Systems Technology?
 
08448380779 Call Girls In Civil Lines Women Seeking Men
08448380779 Call Girls In Civil Lines Women Seeking Men08448380779 Call Girls In Civil Lines Women Seeking Men
08448380779 Call Girls In Civil Lines Women Seeking Men
 
Axa Assurance Maroc - Insurer Innovation Award 2024
Axa Assurance Maroc - Insurer Innovation Award 2024Axa Assurance Maroc - Insurer Innovation Award 2024
Axa Assurance Maroc - Insurer Innovation Award 2024
 
EIS-Webinar-Prompt-Knowledge-Eng-2024-04-08.pptx
EIS-Webinar-Prompt-Knowledge-Eng-2024-04-08.pptxEIS-Webinar-Prompt-Knowledge-Eng-2024-04-08.pptx
EIS-Webinar-Prompt-Knowledge-Eng-2024-04-08.pptx
 
Workshop - Best of Both Worlds_ Combine KG and Vector search for enhanced R...
Workshop - Best of Both Worlds_ Combine KG and Vector search for enhanced R...Workshop - Best of Both Worlds_ Combine KG and Vector search for enhanced R...
Workshop - Best of Both Worlds_ Combine KG and Vector search for enhanced R...
 
The Role of Taxonomy and Ontology in Semantic Layers - Heather Hedden.pdf
The Role of Taxonomy and Ontology in Semantic Layers - Heather Hedden.pdfThe Role of Taxonomy and Ontology in Semantic Layers - Heather Hedden.pdf
The Role of Taxonomy and Ontology in Semantic Layers - Heather Hedden.pdf
 
Breaking the Kubernetes Kill Chain: Host Path Mount
Breaking the Kubernetes Kill Chain: Host Path MountBreaking the Kubernetes Kill Chain: Host Path Mount
Breaking the Kubernetes Kill Chain: Host Path Mount
 
08448380779 Call Girls In Greater Kailash - I Women Seeking Men
08448380779 Call Girls In Greater Kailash - I Women Seeking Men08448380779 Call Girls In Greater Kailash - I Women Seeking Men
08448380779 Call Girls In Greater Kailash - I Women Seeking Men
 
Data Cloud, More than a CDP by Matt Robison
Data Cloud, More than a CDP by Matt RobisonData Cloud, More than a CDP by Matt Robison
Data Cloud, More than a CDP by Matt Robison
 
04-2024-HHUG-Sales-and-Marketing-Alignment.pptx
04-2024-HHUG-Sales-and-Marketing-Alignment.pptx04-2024-HHUG-Sales-and-Marketing-Alignment.pptx
04-2024-HHUG-Sales-and-Marketing-Alignment.pptx
 

Images - 7 mistakes

  • 1. Image Optimization: 7 mistakes Nicole Sullivan, Stoyan Stefanov Ajax Experience Boston, Sep 30 th , 2008
  • 2.
  • 3.
  • 4.
  • 5.
  • 6.
  • 7.
  • 8.
  • 9.
  • 10. Let’s keep talking... Nicole Sullivan http://stubbornella.org Stoyan Stefanov http://phpied.com
  • 11.