https://gordonlesti.com/tag/javascript/ All posts related to the tag JavaScript. en-us Copyright 2013-2025 Gordon Lesti Tue, 04 Nov 2025 03:33:41 GMT https://gordonlesti.com/loading-tailwind-css-color-palette-into-inkscape/ Explaining how to load the Tailwind CSS color palette into Inkscape. Mon, 30 Dec 2024 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/loading-tailwind-css-color-palette-into-inkscape/ CSS Inkscape JavaScript https://gordonlesti.com/oscillatornode-example-to-play-beep-sounds-in-javascript/ A small example using OscillatorNode to play beep sounds in JavaScript without audio files loading. Wed, 14 Aug 2024 22:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/oscillatornode-example-to-play-beep-sounds-in-javascript/ Audio JavaScript https://gordonlesti.com/text-to-voice-in-javascript-example/ A very small example of text to voice with JavaScript, also known as speech synthesis. Sat, 12 Jun 2021 22:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/text-to-voice-in-javascript-example/ JavaScript https://gordonlesti.com/javascript-device-orientation-tool/ A small device orientation tool with JavaScript. Sat, 12 Jun 2021 22:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/javascript-device-orientation-tool/ JavaScript Tool https://gordonlesti.com/what-are-my-gps-coordinates/ A small tool that gives you your current GPS coordinates. Wed, 04 Nov 2020 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/what-are-my-gps-coordinates/ JavaScript Tool https://gordonlesti.com/insomnia-an-electron-based-api-client/ Presenting Insomnia, an Electron based API client application. Sun, 14 Jan 2018 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/insomnia-an-electron-based-api-client/ JavaScript Linux https://gordonlesti.com/mathematic-expressions-in-html-with-katex/ A small example of KaTeX, a JavaScript library to render mathematic expressions in the browser. Thu, 21 Dec 2017 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/mathematic-expressions-in-html-with-katex/ JavaScript LaTeX Math https://gordonlesti.com/regular-expression-testing-tool/ A small tool to check regualr expressions in the browser with JavaScript. Fri, 08 Dec 2017 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/regular-expression-testing-tool/ JavaScript Tool https://gordonlesti.com/create-grunt-docker-image/ A small Dockerfile for a Grunt Docker image with npm and a usgae explanation. Fri, 20 Oct 2017 22:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/create-grunt-docker-image/ Docker Grunt JavaScript https://gordonlesti.com/a-d3-precission-and-recall-diagram-example/ A example for a D3 precission and recall diagram. Thu, 10 Aug 2017 22:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/a-d3-precission-and-recall-diagram-example/ D3 JavaScript https://gordonlesti.com/base64-encoding-and-decoding-tool/ A small online tool for Base64 encoding and decoding. Mon, 07 Aug 2017 22:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/base64-encoding-and-decoding-tool/ JavaScript Tool https://gordonlesti.com/url-encode-and-decode-tool/ A small online tool to URL encode and decode strings. Sun, 30 Jul 2017 22:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/url-encode-and-decode-tool/ JavaScript Tool https://gordonlesti.com/d3-time-series-example/ A small example for time series illustration with D3. Sat, 22 Jul 2017 22:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/d3-time-series-example/ D3 JavaScript Time Series https://gordonlesti.com/magento-2-dependencywheel/ Magento 2 composer dependencies visualized as interactive D3 chord diagram. Thu, 09 Feb 2017 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/magento-2-dependencywheel/ D3 JavaScript Magento https://gordonlesti.com/inaccurate-rounding-with-decimal-digits/ Some common errors that happen when rounding floating point numbers with decimal digits. Tue, 10 Jan 2017 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/inaccurate-rounding-with-decimal-digits/ C Java JavaScript Math Python https://gordonlesti.com/responsive-embedded-d3-svg/ A small example for a responsive embedded D3 SVG. Fri, 06 Jan 2017 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/responsive-embedded-d3-svg/ CSS D3 JavaScript SVG https://gordonlesti.com/inexact-rounding-up-or-down-with-decimal-digits/ Shows a common error when rounding numbers up or down with decimal digits in Java, Python or JavaScript. Wed, 04 Jan 2017 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/inexact-rounding-up-or-down-with-decimal-digits/ C Java JavaScript Math Python https://gordonlesti.com/mathjax-mathematical-expressions-via-javascript/ MathJax is a JavaScript engine to display mathematical expressions in web browsers. Tue, 03 Jan 2017 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/mathjax-mathematical-expressions-via-javascript/ JavaScript Math https://gordonlesti.com/qunit-with-grunt-a-minimal-javascript-unittest-example/ A minimal example for unittesting in JavaScript with Qunit and Grunt as task runner. Wed, 21 Dec 2016 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/qunit-with-grunt-a-minimal-javascript-unittest-example/ Grunt JavaScript QUnit Testing https://gordonlesti.com/a-prism-based-web-text-editor-with-syntax-highlighting/ A small prototype for Prism syntax highlighter based web text editor. Mon, 12 Dec 2016 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/a-prism-based-web-text-editor-with-syntax-highlighting/ JavaScript Prism https://gordonlesti.com/local-browser-storage-over-many-tabs/ I just want to test the behavior of browsers local storage over many windows. Wed, 07 Dec 2016 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/local-browser-storage-over-many-tabs/ JavaScript https://gordonlesti.com/a-audio-noise-filter-in-javascriptquantile-based/ A noise spectrum estimation and elimination filter written in JavaScript based on quantiles. Fri, 02 Dec 2016 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/a-audio-noise-filter-in-javascriptquantile-based/ Audio JavaScript https://gordonlesti.com/json-beautifier-and-minifier/ A small tool to beautify or minify JSON data. Fri, 02 Dec 2016 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/json-beautifier-and-minifier/ JavaScript Tool https://gordonlesti.com/a-audio-noise-filter-in-javascriptspeech-non-speech-classifcation/ A noise spectrum estimation and elimination filter written in JavaScript based on frame wise speech / non-speech classifcation. Sun, 27 Nov 2016 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/a-audio-noise-filter-in-javascriptspeech-non-speech-classifcation/ Audio JavaScript https://gordonlesti.com/web-performance-checking-with-sitespeed-io/ Web performance checking with a Docker image of sitespeed.io. Thu, 24 Nov 2016 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/web-performance-checking-with-sitespeed-io/ Docker JavaScript https://gordonlesti.com/reading-web-audio-api-with-javascript/ Reading audio input from the Web Audio API in the browser with JavaScript. Mon, 21 Nov 2016 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/reading-web-audio-api-with-javascript/ Audio JavaScript https://gordonlesti.com/prism-code-folding-with-details-and-summary/ Prism syntax highlighting and code folding with HTML5 tag details and summary. Mon, 14 Nov 2016 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/prism-code-folding-with-details-and-summary/ JavaScript Prism https://gordonlesti.com/prism-syntax-highlighting-for-magento-templates/ Prism syntax highlighting for Magento templates. Wed, 09 Nov 2016 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/prism-syntax-highlighting-for-magento-templates/ JavaScript Magento Prism https://gordonlesti.com/change-theme-color-via-javascript/ A small example that shows that it can make sense to change the theme-color of a HTML page. Thu, 03 Nov 2016 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/change-theme-color-via-javascript/ Chrome JavaScript https://gordonlesti.com/prism-code-folding-plugin-prototype/ A prototype for a Prism code folding plugin to hide specific lines in the code. Fri, 28 Oct 2016 22:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/prism-code-folding-plugin-prototype/ JavaScript Prism https://gordonlesti.com/prism-hooks-list/ A list of Prism hooks and a short explaination how to generate them. Sun, 23 Oct 2016 22:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/prism-hooks-list/ JavaScript Prism https://gordonlesti.com/text-differencing-tool/ A small tool to show the differences between two texts. Similar to git diff. Mon, 22 Aug 2016 22:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/text-differencing-tool/ JavaScript Tool https://gordonlesti.com/touch-signature-identification-with-javascript/ An example how to detect and identify a personal touch signature with JavaScript. Fri, 15 Jul 2016 22:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/touch-signature-identification-with-javascript/ JavaScript https://gordonlesti.com/unix-timestamp-to-date-tool/ A small tool to convert the unix timestamp into a date format in both directions. Mon, 08 Feb 2016 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/unix-timestamp-to-date-tool/ JavaScript Tool https://gordonlesti.com/html-escape-tool/ What are HTML special chars and how to escape them with a small tool written in javascript. Tue, 19 Jan 2016 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/html-escape-tool/ JavaScript Tool https://gordonlesti.com/broiler-demo-rainbow/ A small demo of broilerjs, a jQuery plugin and how to pick a color from an image by click. Sun, 17 Jan 2016 23:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/broiler-demo-rainbow/ JavaScript https://gordonlesti.com/simulate-mouse-clicks-in-qunit-on-coordinates/ How to simulate a mouse click on a special position in Qunit? Thu, 18 Sep 2014 22:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/simulate-mouse-clicks-in-qunit-on-coordinates/ JavaScript QUnit Testing https://gordonlesti.com/building-xmpp-jabber-app-for-firefox-os-part1/ An idea how to build an xmpp or jabber app for Firefox OS. Wed, 02 Apr 2014 22:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/building-xmpp-jabber-app-for-firefox-os-part1/ Firefox JavaScript https://gordonlesti.com/book-recommendation-backbone-js-application-development/ Bookreview about Backbone.js Application Development from Thomas Hunter II. Wed, 14 Aug 2013 22:00:00 GMT info@gordonlesti.com (Gordon Lesti) https://gordonlesti.com/book-recommendation-backbone-js-application-development/ Books JavaScript