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Showing posts from August, 2022

How to Disable Paste in Quiz in Moodle / iStudy

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  <script>     // Register onpaste on inputs and textareas in browsers that don't     // natively support it.     (function() {         var onload = window.onload;         window.onload = function() {             if (typeof onload == "function") {                 onload.apply(this, arguments);             }             var fields = [];             var inputs = document.getElementsByTagName("input");             var textareas = document.getElementsByTagName("textarea");             for (var i = 0; i < inputs.length; i++) {                 fields.push(inputs[i]);             }             for (var i = 0; i < textareas.length; i++) {                 fields.push(textareas[i]);             }             for (var i = 0; i < fields.length; i++) {                 var field = fields[i];                 if (typeof field.onpaste != "function" && !!field.getAttribute("onpaste")) {                     field.onpaste = eval(

Budget 4k livestreaming hardware and settings (simultaneous 4k to youtube & 1080 to facebook)

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1st 4k stream from PIC's youtube channel https://www.youtube.com/watch?v=dd6Z248_m8Y so sharp to watch in 4k monitor after much experiment in my own channel... https://www.youtube.com/winelfredpasamba/ Hardware: Dell XPS i7-4770, 2x 8gb ddr3 (dual channel), Nvidia GTX 1050Ti, Camlink4k (for DVX200 camera @4k30p over optical 1.4 HDMI), Decklink 4k mini pci-e (for ppt laptop @1080) Notes: i7-4770 only has 16 pci-e lanes. gtx 1050Ti uses also 16 lanes. decklink mini 4k pci-e needs 4x lanes more for 4k. need old cheap xeon (w/ 40 pci-e lanes) to add more 4k inputs w/o lagging. i7-4770 only has 2 memory channels. it used to be 8gb one stick, adding another 8gb stick enabled full utilization of both channels doubling the memory bandwidth to 25GB/s specification . OBS Settings