http://localhost:1313/tags/awk/ Recent content in Awk on Companionway Hugo en-us Sat, 02 May 2015 00:00:00 +0000 http://localhost:1313/post/2015-05-02-post1/ Sat, 02 May 2015 00:00:00 +0000 http://localhost:1313/post/2015-05-02-post1/ <p>#How to print remainder of line using awk</p> <h2 id="eliminate-the-first-x-columns">eliminate the first X columns&hellip;</h2> <p>Here is your challenge you have a list of cronjobs and you want to just execute the scheduled backup command with its arguments for a test run.</p> <p>Using one command line, how would you do it?</p> <p>Here is a sample root cronjob and I want to run the first entry with its arguments as a test run:</p> <pre tabindex="0"><code># m h dom mon dow command 0 16 * * * /data/share/home/geoffm/dev/utils/bak-it.sh -i /usr/local/etc/include.lst -e /usr/local/etc/exclude.lst -t /data/bak/`hostname` -s 7 &gt;/dev/null 2&gt;&amp;1 5 0 * * * /data/share/motion/arch-files.sh &gt;/dev/null 2&gt;&amp;1 */15 * * * * /data/share/home/geoffm/grab-pic.sh &gt;/dev/null 2&gt;&amp;1 ####### below are WIP or OLD ######## # 16 6 * * * /usr/sbin/lynis -c --auditor &#34;automated&#34; --cronjob --quiet &gt;/dev/null 2&gt;&amp;1 #*/5 * * * * /usr/local/bin/watch-proc.sh -f /usr/local/etc/watch-proc.conf -n geoffm@localhost &gt;/dev/null 2&gt;&amp;1 #*/5 * * * * /data/share/home/geoffm/ping-pong.sh &#34;ping -c2 192.168.1.55&#34; &#34;ssh 192.168.1.1 reboot&#34; &gt;/dev/null # 7 * * * /usr/local/sbin/postfix_report.sh &amp;&gt; /dev/null </code></pre> http://localhost:1313/search/post/2015-05-02-post1/ Sat, 02 May 2015 00:00:00 +0000 http://localhost:1313/search/post/2015-05-02-post1/ <p>#How to print remainder of line using awk</p> <h2 id="eliminate-the-first-x-columns">eliminate the first X columns&hellip;</h2> <p>Here is your challenge you have a list of cronjobs and you want to just execute the scheduled backup command with its arguments for a test run.</p> <p>Using one command line, how would you do it?</p> <p>Here is a sample root cronjob and I want to run the first entry with its arguments as a test run:</p> <pre tabindex="0"><code># m h dom mon dow command 0 16 * * * /data/share/home/geoffm/dev/utils/bak-it.sh -i /usr/local/etc/include.lst -e /usr/local/etc/exclude.lst -t /data/bak/`hostname` -s 7 &gt;/dev/null 2&gt;&amp;1 5 0 * * * /data/share/motion/arch-files.sh &gt;/dev/null 2&gt;&amp;1 */15 * * * * /data/share/home/geoffm/grab-pic.sh &gt;/dev/null 2&gt;&amp;1 ####### below are WIP or OLD ######## # 16 6 * * * /usr/sbin/lynis -c --auditor &#34;automated&#34; --cronjob --quiet &gt;/dev/null 2&gt;&amp;1 #*/5 * * * * /usr/local/bin/watch-proc.sh -f /usr/local/etc/watch-proc.conf -n geoffm@localhost &gt;/dev/null 2&gt;&amp;1 #*/5 * * * * /data/share/home/geoffm/ping-pong.sh &#34;ping -c2 192.168.1.55&#34; &#34;ssh 192.168.1.1 reboot&#34; &gt;/dev/null # 7 * * * /usr/local/sbin/postfix_report.sh &amp;&gt; /dev/null </code></pre> http://localhost:1313/post/2015-04-02-post1/ Thu, 02 Apr 2015 00:00:00 +0000 http://localhost:1313/post/2015-04-02-post1/ <h1 id="center-a-string-using-awk">Center a string using awk</h1> <h2 id="awk--everyones-favorite---right">awk = everyone&rsquo;s favorite - right?</h2> <p>People who know me also know that I prefer simple universally available tools to get a job done. Awk is probably one of my favorites because it does pretty much anything I need for quick and simple jobs. It is far more powerful than most people realize including associative arrays and it will do anything grep and sed<br> can do.</p> <p>Recently I had the need to center a string of text. This is a easy problem that pretty much any freshman programmer can accomplish in a heartbeat but I decided to do it with awk. This sample gives you a chance to explore rudimentary features of awk.</p> http://localhost:1313/search/post/2015-04-02-post1/ Thu, 02 Apr 2015 00:00:00 +0000 http://localhost:1313/search/post/2015-04-02-post1/ <h1 id="center-a-string-using-awk">Center a string using awk</h1> <h2 id="awk--everyones-favorite---right">awk = everyone&rsquo;s favorite - right?</h2> <p>People who know me also know that I prefer simple universally available tools to get a job done. Awk is probably one of my favorites because it does pretty much anything I need for quick and simple jobs. It is far more powerful than most people realize including associative arrays and it will do anything grep and sed<br> can do.</p> <p>Recently I had the need to center a string of text. This is a easy problem that pretty much any freshman programmer can accomplish in a heartbeat but I decided to do it with awk. This sample gives you a chance to explore rudimentary features of awk.</p>