{"id":17315,"date":"2021-11-08T21:41:01","date_gmt":"2021-11-09T03:41:01","guid":{"rendered":"https:\/\/www.dotcom-tools.com\/web-performance\/?page_id=17315"},"modified":"2021-11-10T20:19:46","modified_gmt":"2021-11-11T02:19:46","slug":"make-ajax-cacheable","status":"publish","type":"page","link":"https:\/\/www.dotcom-tools.com\/web-performance\/yslow\/make-ajax-cacheable\/","title":{"rendered":"YSlow Optimizations &#8211; Make AJAX Cacheable"},"content":{"rendered":"<p>[vc_row full_width=&#8221;stretch_row&#8221; gap=&#8221;25&#8243; equal_height=&#8221;yes&#8221; content_placement=&#8221;middle&#8221; css=&#8221;.vc_custom_1636408663624{padding-top: 100px !important;padding-bottom: 100px !important;background-image: url(https:\/\/www.dotcom-tools.com\/blog\/wp-content\/uploads\/2015\/09\/hero-section-with-description-3320.jpg?id=15799) !important;background-position: center !important;background-repeat: no-repeat !important;background-size: cover !important;}&#8221;][vc_column css=&#8221;.vc_custom_1636409653940{padding-top: 30px !important;padding-bottom: 30px !important;background-color: #e6eaef !important;}&#8221;][vc_custom_heading text=&#8221;<b>Make AJAX Cacheable<\/b>&#8221; font_container=&#8221;tag:h1|font_size:40|text_align:center|color:%232b2b2b|line_height:1.5&#8243; use_theme_fonts=&#8221;yes&#8221; css=&#8221;.vc_custom_1636429210279{padding-top: 30px !important;padding-bottom: 30px !important;}&#8221;][\/vc_column][\/vc_row][vc_row margin_top=&#8221;40&#8243; margin_bottom=&#8221;30px&#8221; css=&#8221;.vc_custom_1636409410012{margin-bottom: 30px !important;}&#8221;][vc_column][vc_custom_heading text=&#8221;What is AJAX?&#8221; font_container=&#8221;tag:h2|font_size:35|text_align:center|color:%232b2b2b|line_height:1.5&#8243; use_theme_fonts=&#8221;yes&#8221;][vc_column_text]<\/p>\n<p style=\"text-align: left;\">AJAX, which is an acronym for Asynchronous JavaScript and XML, is defined as a set of client-side web development techniques that provide asynchronous responses from the web server. While AJAX may use XML to transport data, JSON (JavaScript Object Notation) and plain text is also a supported method. This means that AJAX allows web pages and web applications to dynamically refresh content, without having to have the user change, update, or reload the page itself, helping to make for a more efficient and seamless experience. For example, AJAX could be used to in an ecommerce path when a user is selecting shipping options. Shipping rates vary by country, so when they input their country, they are presented with the appropriate shipping rates. All the while, the page itself has not been refreshed or reloaded.<\/p>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row margin_top=&#8221;60&#8243; margin_bottom=&#8221;0&#8243; css=&#8221;.vc_custom_1636429004633{margin-bottom: 15px !important;}&#8221;][vc_column width=&#8221;1\/3&#8243; css=&#8221;.vc_custom_1636429020721{padding-top: 60px !important;padding-bottom: 60px !important;background-color: #f6f6f6 !important;}&#8221;][vc_single_image image=&#8221;17233&#8243; alignment=&#8221;center&#8221; style=&#8221;vc_box_rounded&#8221;][vc_custom_heading text=&#8221;<b>Lighthouse<\/b>&#8221; font_container=&#8221;tag:p|font_size:20|text_align:center|color:%232b2b2b|line_height:1&#8243; use_theme_fonts=&#8221;yes&#8221;][vc_column_text]<\/p>\n<p style=\"text-align: center;\">Lighthouse is an open-source tool that is used to run an audit against your web pages and provides scores and suggestions for improving page performance, accessibility, SEO, and more.<\/p>\n<p>[\/vc_column_text][vc_btn title=&#8221;Learn More&#8221; style=&#8221;flat&#8221; color=&#8221;primary&#8221; align=&#8221;center&#8221; i_icon_fontawesome=&#8221;fas fa-location-arrow&#8221; add_icon=&#8221;true&#8221; link=&#8221;url:https%3A%2F%2Fwww.dotcom-tools.com%2Fweb-performance%2Flighthouse%2F&#8221;][\/vc_column][vc_column width=&#8221;1\/3&#8243; css=&#8221;.vc_custom_1636429033782{padding-top: 60px !important;padding-bottom: 60px !important;background-color: #f6f6f6 !important;}&#8221;][vc_single_image image=&#8221;17284&#8243; alignment=&#8221;center&#8221; style=&#8221;vc_box_rounded&#8221;][vc_custom_heading text=&#8221;<b>PageSpeed Terms<\/b>&#8221; font_container=&#8221;tag:p|font_size:20|text_align:center|color:%232b2b2b|line_height:1&#8243; use_theme_fonts=&#8221;yes&#8221;][vc_column_text]<\/p>\n<p style=\"text-align: center;\">PageSpeed Insights is a tool created by Google that reports on the performance of a page on both mobile and desktop devices, and provides suggestions on how that page may be improved.<\/p>\n<p>[\/vc_column_text][vc_btn title=&#8221;Learn More&#8221; style=&#8221;flat&#8221; color=&#8221;primary&#8221; align=&#8221;center&#8221; i_icon_fontawesome=&#8221;fas fa-location-arrow&#8221; add_icon=&#8221;true&#8221; link=&#8221;url:https%3A%2F%2Fwww.dotcom-tools.com%2Fweb-performance%2Fpagespeed%2F&#8221;][\/vc_column][vc_column width=&#8221;1\/3&#8243; css=&#8221;.vc_custom_1636429044787{padding-top: 60px !important;padding-bottom: 60px !important;background-color: #f6f6f6 !important;}&#8221;][vc_single_image image=&#8221;17281&#8243; alignment=&#8221;center&#8221; style=&#8221;vc_box_rounded&#8221;][vc_custom_heading text=&#8221;<b>YSlow<\/b>&#8221; font_container=&#8221;tag:p|font_size:20|text_align:center|color:%232b2b2b|line_height:1&#8243; use_theme_fonts=&#8221;yes&#8221;][vc_column_text]<\/p>\n<p style=\"text-align: center;\">YSlow is an open-source website analysis tool that can be used to identify web page performance issues. Learn more about the YSlow to enhance your web pages and the user experience.<\/p>\n<p>[\/vc_column_text][vc_btn title=&#8221;Learn More&#8221; style=&#8221;flat&#8221; color=&#8221;primary&#8221; align=&#8221;center&#8221; i_icon_fontawesome=&#8221;fas fa-location-arrow&#8221; add_icon=&#8221;true&#8221; link=&#8221;url:https%3A%2F%2Fwww.dotcom-tools.com%2Fweb-performance%2Fyslow%2F&#8221;][\/vc_column][\/vc_row]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[vc_row full_width=&#8221;stretch_row&#8221; gap=&#8221;25&#8243; equal_height=&#8221;yes&#8221; content_placement=&#8221;middle&#8221; css=&#8221;.vc_custom_1636408663624{padding-top: 100px !important;padding-bottom: 100px !important;background-image: url(https:\/\/www.dotcom-tools.com\/blog\/wp-content\/uploads\/2015\/09\/hero-section-with-description-3320.jpg?id=15799) !important;background-position: center !important;background-repeat: no-repeat !important;background-size: cover !important;}&#8221;][vc_column css=&#8221;.vc_custom_1636409653940{padding-top: 30px !important;padding-bottom: 30px !important;background-color: #e6eaef !important;}&#8221;][vc_custom_heading text=&#8221;Make AJAX Cacheable&#8221; font_container=&#8221;tag:h1|font_size:40|text_align:center|color:%232b2b2b|line_height:1.5&#8243; use_theme_fonts=&#8221;yes&#8221; css=&#8221;.vc_custom_1636429210279{padding-top: 30px !important;padding-bottom: 30px !important;}&#8221;][\/vc_column][\/vc_row][vc_row margin_top=&#8221;40&#8243; margin_bottom=&#8221;30px&#8221; css=&#8221;.vc_custom_1636409410012{margin-bottom: 30px !important;}&#8221;][vc_column][vc_custom_heading text=&#8221;What is AJAX?&#8221; font_container=&#8221;tag:h2|font_size:35|text_align:center|color:%232b2b2b|line_height:1.5&#8243; use_theme_fonts=&#8221;yes&#8221;][vc_column_text] AJAX, which is an acronym for Asynchronous JavaScript and XML,&hellip;<\/p>\n","protected":false},"author":7,"featured_media":0,"parent":17257,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v17.6 (Yoast SEO v19.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\r\n<title>YSlow Optimizations - Make AJAX Cacheable | Dotcom-Monitor Tools Blog<\/title>\r\n<meta name=\"description\" content=\"AJAX allows web pages and applications to dynamically refresh content, without having to reload the page. 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