1.0Adrian Pueyohttps://adrianpueyo.com/esAdrian Pueyohttps://adrianpueyo.com/es/author/adrianpueyo/rich600338<blockquote class="wp-embedded-content" data-secret="5m1Q9nkzuF"><a href="https://adrianpueyo.com/es/courses/python-for-nuke-artists/lesson/callbacks-in-nuke/">Callbacks in Nuke</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://adrianpueyo.com/es/courses/python-for-nuke-artists/lesson/callbacks-in-nuke/embed/#?secret=5m1Q9nkzuF" width="600" height="338" title="«Callbacks in Nuke» — Adrian Pueyo" data-secret="5m1Q9nkzuF" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://adrianpueyo.com/wp-includes/js/wp-embed.min.js </script>110_010 – Callbacks in Nuke Callbacks in Nuke are blocks of code that we can save to be executed automatically every time some events occur. In this lesson, we explore the possibilities of callbacks in Nuke, so that you can start using them right away.