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diff --git a/.html/java/install/ubuntu.html b/.html/java/install/ubuntu.html deleted file mode 100644 index 0d81292..0000000 --- a/.html/java/install/ubuntu.html +++ /dev/null @@ -1,158 +0,0 @@ -<!DOCTYPE html> -<html> -<head> - <title> - The Codex » - Installing Java on Ubuntu - </title> - - <link - rel='stylesheet' - type='text/css' - href='http://fonts.googleapis.com/css?family=Buenard:400,700&subset=latin,latin-ext'> - <link - rel="stylesheet" - type="text/css" - href="../../media/css/reset.css"> - <link - rel="stylesheet" - type="text/css" - href="../../media/css/grimoire.css"> -</head> -<body> - -<div id="shell"> - - <ol id="breadcrumbs"> - - <li class="crumb-0 not-last"> - - <a href="../../">index</a> - - </li> - - <li class="crumb-1 not-last"> - - <a href="../">java</a> - - </li> - - <li class="crumb-2 not-last"> - - <a href="./">install</a> - - </li> - - <li class="crumb-3 last"> - - ubuntu - - </li> - - </ol> - - - - <div id="article"> - <h1 id="installing-java-on-ubuntu">Installing Java on Ubuntu</h1> -<p>Accurate as of: Java 7, Ubuntu 12.04. The instructions below assume an amd64 -(64-bit) installation. If you're still using a 32-bit OS, work out the -differences yourself.</p> -<h2 id="via-package-management-apt">Via Package Management (Apt)</h2> -<p>OpenJDK 7 is available via apt by default.</p> -<p>To install the JDK:</p> -<pre><code>sudo aptitude update -sudo aptitude install openjdk-7-jdk -</code></pre> -<p>To install the JRE only (without the JDK):</p> -<pre><code>sudo aptitude update -sudo aptitude install openjdk-7-jre -</code></pre> -<p>To install the JRE without GUI support (appropriate for headless servers):</p> -<pre><code>sudo aptitude update -sudo aptitude install openjdk-7-jre-headless -</code></pre> -<p>(You can also use <code>apt-get</code> instead of <code>aptitude</code>.)</p> -<p>These packages interact with <a href="http://manpages.ubuntu.com/manpages/hardy/man8/update-alternatives.8.html">the <code>alternatives</code> -system</a>, -and have <a href="http://manpages.ubuntu.com/manpages/hardy/man8/update-java-alternatives.8.html">a dedicated <code>alternatives</code> manager -script</a>. -The <code>alternatives</code> system affects <code>/usr/bin/java</code>, <code>/usr/bin/javac</code>, and -browser plugins for applets and Java Web Start applications for browsers -installed via package management. It also affects the symlinks under -<code>/etc/alternatives</code> related to Java.</p> -<p>To list Java versions available, with at least one Java version installed via -Apt:</p> -<pre><code>update-java-alternatives --list -</code></pre> -<p>To switch to <code>java-1.7.0-openjdk-amd64</code> for all Java invocations:</p> -<pre><code>update-java-alternatives --set java-1.7.0-openjdk-amd64 -</code></pre> -<p>The value should be taken from the first column of the <code>--list</code> output.</p> -<h3 id="tool-support">Tool support</h3> -<p>Most modern Java tools will pick up the installed JDK via <code>$PATH</code> and do not -need the <code>JAVA_HOME</code> environment variable set explicitly. For applications old -enough not to be able to detect the JDK, you can set <code>JAVA_HOME</code> to -<code>/usr/lib/jvm/java-1.7.0-openjdk-amd64</code>.</p> -<h2 id="by-hand">By Hand</h2> -<p>The <a href="http://www.oracle.com/technetwork/java/javase/downloads/jdk7-downloads-1880260.html">Java SE Development Kit -7</a> -tarballs can be installed by hand. Download the “Linux x64” <code>.tar.gz</code> version, -then unpack it in <code>/opt</code>:</p> -<pre><code>cd /opt -tar xzf ~/jdk-7u45-linux-x64.tar.gz -</code></pre> -<p>This will create a directory named <code>/opt/jdk1.7.0_45</code> (actual version number -may vary) containing a ready-to-use Java dev kit.</p> -<p>You will need to add the JDK's <code>bin</code> directory to <code>PATH</code> if you want commands -like <code>javac</code> and <code>java</code> to work without fully-qualifying the directory:</p> -<pre><code>cat > /etc/profile.d/oracle_jdk <<'ORACLE_JDK' -PATH="${PATH}:/opt/jdk1.7.0_45/bin" -export PATH -ORACLE_JDK -</code></pre> -<p>(This will not affect non-interactive use; setting PATH for non-interactive -programs like build servers is beyond the scope of this document. Learn to use -your OS.)</p> -<p>Installation this way does <em>not</em> interact with the alternatives system (but -you can set that up by hand if you need to).</p> -<p>For tools that cannot autodetect the JDK via <code>PATH</code>, you may need to set -<code>JAVA_HOME</code> to <code>/opt/jdk1.7.0_45</code>.</p> - </div> - - - -<div id="comments"> -<div id="disqus_thread"></div> -<script type="text/javascript"> - /* * * CONFIGURATION VARIABLES: EDIT BEFORE PASTING INTO YOUR WEBPAGE * * */ - var disqus_shortname = 'grimoire'; // required: replace example with your forum shortname - - /* * * DON'T EDIT BELOW THIS LINE * * */ - (function() { - var dsq = document.createElement('script'); dsq.type = 'text/javascript'; dsq.async = true; - dsq.src = 'http://' + disqus_shortname + '.disqus.com/embed.js'; - (document.getElementsByTagName('head')[0] || document.getElementsByTagName('body')[0]).appendChild(dsq); - })(); -</script> -<noscript>Please enable JavaScript to view the <a href="http://disqus.com/?ref_noscript">comments powered by Disqus.</a></noscript> -<a href="http://disqus.com" class="dsq-brlink">comments powered by <span class="logo-disqus">Disqus</span></a> -</div> - - - - <div id="footer"> - <p> - - The Codex — - - Powered by <a href="http://markdoc.org/">Markdoc</a>. - -<a href="https://bitbucket.org/ojacobson/grimoire.ca/src/master/wiki/java/install/ubuntu.md">See this page on Bitbucket</a> (<a href="https://bitbucket.org/ojacobson/grimoire.ca/history-node/master/wiki/java/install/ubuntu.md">history</a>). - - </p> - </div> - -</div> -</body> -</html>
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