How To Install libjs-textarea-caret on Ubuntu

Posted on April 1, 2023  (Last modified on May 20, 2023 )

3 minutes  • 577 words

Introduction

In this tutorial we learn how to install libjs-textarea-caret on Ubuntu.

What is libjs-textarea-caret

libjs-textarea-caret is:

Javascript library which finds the top and left coordinates of the caret in a or <input type="text">, in pixels. Useful for textarea autocompletes like GitHub or Twitter, or for single-line autocompletes like the name drop-down in Twitter or Facebook’s search or the company dropdown on Google Finance.</p> </blockquote> <p>Features include:</p> <ul> <li>supports <textarea>s and <input type="text"> elements</li> <li>pixel precision with any combination of paddings, margins, borders, heights vs. line-heights etc.</li> <li>keyboard, mouse support and touch support</li> <li>no dependencies whatsoever</li> <li>browser compatibility: Chrome, Safari, Firefox, Opera, IE9+</li> <li>supports any font family and size, as well as text-transforms</li> <li>not confused by horizontal or vertical scrollbars in the textarea</li> <li>supports hard returns, tabs (except on IE) and consecutive spaces in the text</li> <li>correct position on lines longer than the columns in the text area</li> <li>no problem getting the correct position when the input text is scrolled (i.e. the first visible character is no longer the first in the text)</li> <li>no “ghost” position in the empty space at the end of a line when wrapping long words in a <textarea></li> <li>RTL (right-to-left) support</li> </ul> <p>There are three methods to install <code>libjs-textarea-caret</code> on Ubuntu. We can use <code>apt-get</code>, <code>apt</code> and <code>aptitude</code>. In the following sections we will describe each method. You can choose one of them.</p> <h2 id="install-libjs-textarea-caret-using-apt-get">Install libjs-textarea-caret Using apt-get</h2> <p>Update apt database with <code>apt-get</code> using the following command.</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#282a36;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>sudo apt-get update </span></span></code></pre></div><p>After updating apt database, We can install <code>libjs-textarea-caret</code> using <code>apt-get</code> by running the following command:</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#282a36;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>sudo apt-get -y install libjs-textarea-caret </span></span></code></pre></div><h2 id="install-libjs-textarea-caret-using-apt">Install libjs-textarea-caret Using apt</h2> <p>Update apt database with <code>apt</code> using the following command.</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#282a36;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>sudo apt update </span></span></code></pre></div><p>After updating apt database, We can install <code>libjs-textarea-caret</code> using <code>apt</code> by running the following command:</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#282a36;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>sudo apt -y install libjs-textarea-caret </span></span></code></pre></div><h2 id="install-libjs-textarea-caret-using-aptitude">Install libjs-textarea-caret Using aptitude</h2> <p>If you want to follow this method, you might need to install <a href="/ubuntu//aptitude/">aptitude</a> first since aptitude is usually not installed by default on Ubuntu. Update apt database with <code>aptitude</code> using the following command.</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#282a36;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>sudo aptitude update </span></span></code></pre></div><p>After updating apt database, We can install <code>libjs-textarea-caret</code> using <code>aptitude</code> by running the following command:</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#282a36;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>sudo aptitude -y install libjs-textarea-caret </span></span></code></pre></div><h2 id="how-to-uninstall-libjs-textarea-caret-on-ubuntu">How To Uninstall libjs-textarea-caret on Ubuntu</h2> <p>To uninstall only the <code>libjs-textarea-caret</code> package we can use the following command:</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#282a36;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>sudo apt-get remove libjs-textarea-caret </span></span></code></pre></div><h3 id="uninstall-libjs-textarea-caret-and-its-dependencies">Uninstall libjs-textarea-caret And Its Dependencies</h3> <p>To uninstall <code>libjs-textarea-caret</code> and its dependencies that are no longer needed by Ubuntu, we can use the command below:</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#282a36;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>sudo apt-get -y autoremove libjs-textarea-caret </span></span></code></pre></div><h3 id="remove-libjs-textarea-caret-configurations-and-data">Remove libjs-textarea-caret Configurations and Data</h3> <p>To remove <code>libjs-textarea-caret</code> configuration and data from Ubuntu we can use the following command:</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#282a36;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>sudo apt-get -y purge libjs-textarea-caret </span></span></code></pre></div><h3 id="remove-libjs-textarea-caret-configuration-data-and-all-of-its-dependencies">Remove libjs-textarea-caret configuration, data, and all of its dependencies</h3> <p>We can use the following command to remove <code>libjs-textarea-caret</code> configurations, data and all of its dependencies, we can use the following command:</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#282a36;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>sudo apt-get -y autoremove --purge libjs-textarea-caret </span></span></code></pre></div><h2 id="dependencies">Dependencies</h2> <p>libjs-textarea-caret have the following dependencies:</p> <h2 id="references">References</h2> <ul> <li><a href="https://github.com/component/textarea-caret-position">libjs-textarea-caret website</a></li> </ul> <h2 id="summary">Summary</h2> <p>In this tutorial we learn how to install <code>libjs-textarea-caret</code> package on Ubuntu using different package management tools: apt, apt-get and aptitude.</p> </article><div class="bg-blue-100 dark:bg-gray-900"> <div class="container px-6 py-12 mx-auto max-w-4xl grid grid-cols-1 md:grid-cols-2 gap-8 items-center"> <div> <div class="text-2xl font-bold mb-2">Follow us</div> <p class="opacity-60">We provides various tutorials about Ubuntu</p> </div> <ul class="flex justify-center gap-4"> <li> <a href="https://twitter.com/" target="_blank" rel="noopener" aria-label="Twitter" class="p-2 inline-block rounded-full border border-transparent text-gray-500 hover:text-gray-800 hover:border-gray-800 cursor-pointer transition-colors dark:text-gray-600 dark:hover:border-gray-300 dark:hover:text-gray-300" > <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" fill="none" stroke-linecap="round" stroke-linejoin="round" > <path stroke="none" d="M0 0h24v24H0z" fill="none" /> <path d="M22 4.01c-1 .49 -1.98 .689 -3 .99c-1.121 -1.265 -2.783 -1.335 -4.38 -.737s-2.643 2.06 -2.62 3.737v1c-3.245 .083 -6.135 -1.395 -8 -4c0 0 -4.182 7.433 4 11c-1.872 1.247 -3.739 2.088 -6 2c3.308 1.803 6.913 2.423 10.034 1.517c3.58 -1.04 6.522 -3.723 7.651 -7.742a13.84 13.84 0 0 0 .497 -3.753c-.002 -.249 1.51 -2.772 1.818 -4.013z" /> </svg> </a> </li> </ul> </div> </div> </main><footer class="container p-6 mx-auto flex justify-between items-center"> <span class="text-sm font-light"> Copyright © 2021 - 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