your site is slower than 95% of websites

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22-10-2016

@overclokk 1

Enea OverclokkWordPress Lover

WordPress DeveloperWordPress Meetup Bologna

@overclokk

www.overclokk.netwww.italystrap.it

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@overclokk@overclokk

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waiting for your web page loading

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the problem

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2014

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2016

2.5MB

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the dream

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Tip { 1 }Performaces are nothing without

control!

{ Cit.Pirelli } 15@overclokk

how the browser works

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what is the ”DOM” - document object modelHTML

Head Body

Meta Link H1 p

span“Ciao”

“a”

“tutti”

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ANALySIs tools

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Browser’s tools for dev

Chrome -> CTRL+MAIUSC+IFirefox -> CTRL+F12

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ANALySIs tools

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www.webpagetest.org

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to know more

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https://olegs.be/blog/

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Tip { 2 } Accurate analysis of themes and

plugins

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Fonte aforisma

“Perfection (in development) is achieved not when there is nothing more to add but when there is nothing left to take away.

(cit. Antoine de Saint -Exupéry )

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K I S Skeep it simple stupid

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how do i do it ?

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Example

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Let’s take a random plugin

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Without WooCommerce

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With WooCommerce

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With WooCommerce

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. . .

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With themes is even worse...

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. . .

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Especially those using pagebuilder...

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“Pagebuilders kill your website’s performaces ”

{ Cit. Andrea Cardinali }

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Tip { 3 }Solve problems … one at a time

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Tip { 4 }There is no single solution for all

problems!

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al clear so far?

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Tip { 5 }Performances begin with the

development, NOt with the use of plugins for solving development

problems!38@overclokk

how can i do this without plugins?

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Tip { 6 }CODEX is your best friend

#knowit

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IN PARTICuLAR

https://developer.wordpress.org/themes/basics/including-css-javascript/

https://codex.wordpress.org/Conditional_Tags

https://codex.wordpress.org/Plugin_API/Hooks

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external Links

http://www.overclokk.net/come-usare-jquery-wordpress-correttamente.html

http://seoblog.giorgiotave.it/caricare-jquery-asincrono-wordpress/3963

http://seoblog.giorgiotave.it/ottimizzare-velocita-caricamento-social-widgets/3661

https://github.com/overclokk/ItalyStrap/blob/Dev/lib/script.php

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Tip { 7 }Well begun is half done… of

development, but with right tools!

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Text editor● https://www.jetbrains.com/phpstorm/● https://www.sublimetext.com/

CSS preprocessor● http://sass-lang.com/● http://compass-style.org/

Task runner● https://nodejs.org/en/● http://gruntjs.com/

development toolS

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Some grunt’s plugins

https://github.com/overclokk/ItalyStrap/blob/Dev/Gruntfile.js

PLUGINs for GRUNT

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and for the Js and css which block above the fold visualisation?

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Some grunt’s pluginshttps://github.com/addyosmani/grunt-uncss

https://github.com/bezoerb/grunt-critical

PLUGINs FOR GRUNT

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. . .

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And for cache, CDN, HTTPS etc?

@overclokk

thank you! :-)

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any questions?

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Enea OverclokkWordPress Lover

WordPress DeveloperWordPress Meetup Bologna

@overclokk

www.overclokk.netwww.italystrap.it

52@overclokk