<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
</head>
<body bgcolor="#FFFFFF" text="#000000">
<p>The Domain here is Shell Scripts. Clearly, they are Useful in
other Contexts.</p>
<p>Perhaps I should have said "STOP using Backticks for *shell
command replacement*"</p>
<p>JIM<br>
</p>
<div class="moz-cite-prefix">On 8/12/19 2:05 PM, Tim Spangler wrote:<br>
</div>
<blockquote type="cite"
cite="mid:071401d55138$92fb7870$b8f26950$@jefnet.com">
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="Generator" content="Microsoft Word 15 (filtered
medium)">
<style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:12.0pt;
font-family:"Times New Roman",serif;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal-reply;
font-family:"Calibri",sans-serif;
color:#1F497D;}
.MsoChpDefault
{mso-style-type:export-only;
font-family:"Calibri",sans-serif;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]-->
<div class="WordSection1">
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Off
the top of my head, Perl execution of shell script where you
want to capture STDOUT and using a file descriptor would be
inappropriate (thinking of past problems with Cygwin). <o:p></o:p></span></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span
style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span
style="font-size:11.0pt;font-family:"Calibri",sans-serif">
CALUG [<a class="moz-txt-link-freetext" href="mailto:calug-bounces@unknownlamer.org">mailto:calug-bounces@unknownlamer.org</a>] <b>On Behalf
Of </b>Jason C. Miller<br>
<b>Sent:</b> Monday, August 12, 2019 12:38 PM<br>
<b>To:</b> Bryan J Smith <a class="moz-txt-link-rfc2396E" href="mailto:b.j.smith@ieee.org"><b.j.smith@ieee.org></a><br>
<b>Cc:</b> CALUG mailing-list <a class="moz-txt-link-rfc2396E" href="mailto:calug@unknownlamer.org"><calug@unknownlamer.org></a><br>
<b>Subject:</b> Re: [CALUG] offsite for file access<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<div>
<p class="MsoNormal">Short of legacy Bourne-shell execution,
what are the cases?<o:p></o:p></p>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<div>
<div>
<p class="MsoNormal">On Mon, Aug 12, 2019 at 9:35 AM Bryan J
Smith <<a href="mailto:b.j.smith@ieee.org"
moz-do-not-send="true">b.j.smith@ieee.org</a>> wrote:<o:p></o:p></p>
</div>
<blockquote style="border:none;border-left:solid #CCCCCC
1.0pt;padding:0in 0in 0in
6.0pt;margin-left:4.8pt;margin-right:0in">
<div>
<p class="MsoNormal">Backticks are required in some cases
though, so they do have their purpose.<o:p></o:p></p>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<div>
<p class="MsoNormal">- bjs<o:p></o:p></p>
</div>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<div>
<div>
<p class="MsoNormal">On Mon, Aug 12, 2019 at 12:07 PM
Jim Cottrell <<a
href="mailto:jecottrell3@comcast.net"
target="_blank" moz-do-not-send="true">jecottrell3@comcast.net</a>>
wrote:<o:p></o:p></p>
</div>
<blockquote style="border:none;border-left:solid #CCCCCC
1.0pt;padding:0in 0in 0in
6.0pt;margin-left:4.8pt;margin-right:0in">
<p class="MsoNormal">STOP using Backticks!<br>
<br>
GOOD: var=$(command args...)<br>
<br>
BAD: var=`command args...`<br>
<br>
At the Very Least, you won't have to explain what kind
of Quotes you are <br>
using.<br>
<br>
JIM<br>
<br>
On 8/8/19 1:08 PM, Howard Bampton wrote:<br>
> 1) Save message to a scratch file<br>
> 2) egrep '(http:|https:)' /path/to/scratchfile
> /path/to/newfile<br>
> 3) wget `cat /path/to/newfile`<br>
><br>
> The single quote marks in step 3 are back tics
(`), not normal single <br>
> quotes (') [aka not the quote on the same key as
the double quote key]<br>
<br>
_______________________________________________<br>
CALUG mailing list<br>
<a href="mailto:CALUG@unknownlamer.org"
target="_blank" moz-do-not-send="true">CALUG@unknownlamer.org</a><br>
<a href="http://lists.unknownlamer.org/listinfo/calug"
target="_blank" moz-do-not-send="true">http://lists.unknownlamer.org/listinfo/calug</a><o:p></o:p></p>
</blockquote>
</div>
<p class="MsoNormal">_______________________________________________<br>
CALUG mailing list<br>
<a href="mailto:CALUG@unknownlamer.org" target="_blank"
moz-do-not-send="true">CALUG@unknownlamer.org</a><br>
<a href="http://lists.unknownlamer.org/listinfo/calug"
target="_blank" moz-do-not-send="true">http://lists.unknownlamer.org/listinfo/calug</a><o:p></o:p></p>
</blockquote>
</div>
</div>
<br>
<fieldset class="mimeAttachmentHeader"></fieldset>
<pre class="moz-quote-pre" wrap="">_______________________________________________
CALUG mailing list
<a class="moz-txt-link-abbreviated" href="mailto:CALUG@unknownlamer.org">CALUG@unknownlamer.org</a>
<a class="moz-txt-link-freetext" href="http://lists.unknownlamer.org/listinfo/calug">http://lists.unknownlamer.org/listinfo/calug</a>
</pre>
</blockquote>
</body>
</html>