Jekyll2020-02-05T12:30:59+00:00https://blog.bynilo.com/feed.xmlBlog - By NiloJust a bunch of blog posts, tutorials and asorted notes about software development, woodworking or anything else I want to talk about.Using the Grep command2020-02-05T00:00:00+00:002020-02-05T00:00:00+00:00https://blog.bynilo.com/grep/2020/02/05/using-the-grep-command<ul>
<li>Find all the txt files in the current directory</li>
</ul>
<div class="language-bash highlighter-rouge"><div class="highlight"><pre class="highlight"><code><span class="nv">$ </span><span class="nb">ls</span> <span class="nt">-1</span> | <span class="nb">grep</span> <span class="k">*</span>.txt
</code></pre></div></div>
<ul>
<li>Find the text “CustomerID” in an XML file</li>
</ul>
<div class="language-bash highlighter-rouge"><div class="highlight"><pre class="highlight"><code><span class="nv">$ </span><span class="nb">grep </span>CustomerID sample.XML
</code></pre></div></div>
<ul>
<li>Find all the ‘git’ commands in your history</li>
</ul>
<div class="language-bash highlighter-rouge"><div class="highlight"><pre class="highlight"><code><span class="nv">$ </span><span class="nb">history</span> | <span class="nb">grep </span>git
</code></pre></div></div>
<ul>
<li>Highlight matched patterns</li>
</ul>
<div class="language-bash highlighter-rouge"><div class="highlight"><pre class="highlight"><code><span class="nv">$ </span><span class="nb">grep</span> <span class="nt">--color</span> <span class="s1">'data'</span> filename
</code></pre></div></div>
<ul>
<li>Ignore the case when searching for data</li>
</ul>
<div class="language-bash highlighter-rouge"><div class="highlight"><pre class="highlight"><code><span class="nv">$ </span><span class="nb">grep</span> <span class="nt">-i</span> <span class="s1">'Data'</span> filename
</code></pre></div></div>
<ul>
<li>Using Perl style Regular Expressions</li>
</ul>
<div class="language-bash highlighter-rouge"><div class="highlight"><pre class="highlight"><code><span class="nv">$ </span><span class="nb">grep</span> <span class="nt">-P</span> <span class="s2">"[</span><span class="se">\d</span><span class="s2">]*"</span> filename
</code></pre></div></div>
<p>This is a living document as work and personal projects
require different ways to use Grep and other Linux commands.</p>Find all the txt files in the current directoryHello2020-01-19T20:42:24+00:002020-01-19T20:42:24+00:00https://blog.bynilo.com/hello/2020/01/19/hello<p>Hello! Every software developer as done at least a hundred of these
“Hello, World!” programs!</p>
<p>This is my first one on this blog!</p>
<p>Ok that’s all</p>Hello! Every software developer as done at least a hundred of these “Hello, World!” programs!