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https://github.com/rawiriblundell/wiki.bash-hackers.org
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Replace html '<' and '>' chars
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Rawiri Blundell
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@ -40,9 +40,9 @@ POSIX!</strong></td>
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</tr>
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<tr class="odd">
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<td
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style="text-align: center;"><code>command\ <<<\ WORD</code></td>
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style="text-align: center;"><code>command\ <<<\ WORD</code></td>
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<td
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style="text-align: center;"><code>command <<MARKER WORD MARKER</code></td>
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style="text-align: center;"><code>command <<MARKER WORD MARKER</code></td>
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<td style="text-align: center;">a here-string, a special form of the
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here-document, avoid it in portable scripts!</td>
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<td style="text-align: center;">POSIX(r)</td>
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@ -78,9 +78,9 @@ classic test command</a></td>
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</tr>
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<tr class="odd">
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<td
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style="text-align: center;"><code>COMMAND\ <\ <(\ ...INPUTCOMMANDS...\ )</code></td>
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style="text-align: center;"><code>COMMAND\ <\ <(\ ...INPUTCOMMANDS...\ )</code></td>
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<td
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style="text-align: center;"><code>INPUTCOMMANDS\ >\ TEMPFILE COMMAND\ <\ TEMPFILE</code></td>
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style="text-align: center;"><code>INPUTCOMMANDS\ >\ TEMPFILE COMMAND\ <\ TEMPFILE</code></td>
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<td style="text-align: center;">Process substitution (here used with
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redirection); use the old fashioned way (tempfiles)</td>
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<td style="text-align: center;">POSIX(r) and others</td>
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@ -89,9 +89,9 @@ terminals.
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</thead>
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<tbody>
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<tr class="odd">
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<td><code>[ <X> ; <Y> H</code><br />
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<code>[ <X> ; <Y> f</code></td>
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<td><code>cup <X> <Y></code></td>
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<td><code>[ <X> ; <Y> H</code><br />
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<code>[ <X> ; <Y> f</code></td>
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<td><code>cup <X> <Y></code></td>
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<td>Home-positioning to <code>X</code> and <code>Y</code>
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coordinates<br />
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:!: it seems that ANSI uses 1-1 as home while <code>tput</code> uses
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@ -59,7 +59,7 @@ indicator</th>
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<td style="text-align: left;"><a
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href="http://mywiki.wooledge.org/BashGuide">click</a> (<a
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href="http://guide.bash.academy">new revision draft</a>)</td>
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<td style="text-align: left;"><progress=90></td>
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<td style="text-align: left;"><progress=90></td>
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<td style="text-align: left;">This guide teaches modern stuff and good
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practises. I recommend learning from it. It was written by the guys in
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<code>#bash</code>IRC channel on Freenode (mainly <code>lhunath</code>),
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@ -69,7 +69,7 @@ because there are so many bad tutorials out there.</td>
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<td style="text-align: left;">Steve Parker's shell scripting guide</td>
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<td style="text-align: left;"><a
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href="http://steve-parker.org/sh/intro.shtml">click</a></td>
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<td style="text-align: left;"><progress=90></td>
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<td style="text-align: left;"><progress=90></td>
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<td style="text-align: left;">Very good (not only Bash) shell scripting
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guide. Teaches good practices, gives background information.</td>
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</tr>
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@ -78,7 +78,7 @@ guide. Teaches good practices, gives background information.</td>
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href="#rv_bgb">review</a>)</td>
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<td style="text-align: left;"><a
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href="http://tldp.org/LDP/Bash-Beginners-Guide/html/">click</a></td>
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<td style="text-align: left;"><progress=80></td>
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<td style="text-align: left;"><progress=80></td>
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<td style="text-align: left;">Good introduction that really requires no
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previous knowledge, also covers the most important unix utilities</td>
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</tr>
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@ -87,7 +87,7 @@ previous knowledge, also covers the most important unix utilities</td>
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href="#rv_abs">review</a>)</td>
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<td style="text-align: left;"><a
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href="http://tldp.org/LDP/abs/html/">click</a></td>
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<td style="text-align: left;"><progress=50></td>
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<td style="text-align: left;"><progress=50></td>
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<td style="text-align: left;">Has a lot of information that is hard to
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find, is outdated and often unsafe. To be avoided until you can filter
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out the good stuff.</td>
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@ -101,7 +101,7 @@ href="http://www.ibm.com/developerworks/library/l-bash.html">click(1)</a><br />
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href="http://www.ibm.com/developerworks/library/l-bash2.html">click(2)</a><br />
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<a
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href="http://www.ibm.com/developerworks/library/l-bash3.html">click(3)</a></td>
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<td style="text-align: left;"><progress=80></td>
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<td style="text-align: left;"><progress=80></td>
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<td style="text-align: left;">Doesn't teach outdated stuff, doesn't tell
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you wrong things. A good start, though not that detailed.</td>
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</tr>
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@ -109,7 +109,7 @@ you wrong things. A good start, though not that detailed.</td>
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<td style="text-align: left;">Deadman's</td>
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<td style="text-align: left;"><a
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href="http://samrowe.com/wordpress/advancing-in-the-bash-shell/">click</a></td>
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<td style="text-align: left;"><progress=70></td>
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<td style="text-align: left;"><progress=70></td>
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<td style="text-align: left;">Focus isn't scripting per se. Focus is
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interactive use and increasing the productivity on the prompt. Teaches
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some nice features.</td>
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@ -119,7 +119,7 @@ some nice features.</td>
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Lutus)</td>
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<td style="text-align: left;"><a
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href="http://www.arachnoid.com/linux/shell_programming.html">click</a></td>
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<td style="text-align: left;"><progress=70></td>
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<td style="text-align: left;"><progress=70></td>
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<td style="text-align: left;">Good start. Though there are small
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bugs.</td>
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</tr>
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@ -128,7 +128,7 @@ bugs.</td>
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href="#rv_hypexrorg">review</a>)</td>
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<td style="text-align: left;"><a
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href="http://www.hypexr.org/bash_tutorial.php">click</a></td>
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<td style="text-align: left;"><progress=50></td>
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<td style="text-align: left;"><progress=50></td>
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<td style="text-align: left;">Shows you some nice stuff and links to
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other ressources. Not a tutorial to learn Bash, though.</td>
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</tr>
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@ -137,7 +137,7 @@ other ressources. Not a tutorial to learn Bash, though.</td>
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(<a href="#rv_bprogintrohowto">review</a>)</td>
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<td style="text-align: left;"><a
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href="http://tldp.org/HOWTO/Bash-Prog-Intro-HOWTO.html">click</a></td>
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<td style="text-align: left;"><progress=10></td>
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<td style="text-align: left;"><progress=10></td>
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<td style="text-align: left;">Absolute crap. Many syntax errors
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alone.</td>
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</tr>
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@ -146,7 +146,7 @@ alone.</td>
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href="#rv_qguide">review</a>)</td>
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<td style="text-align: left;"><a
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href="http://www.panix.com/~elflord/unix/bash-tute.html">click</a></td>
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<td style="text-align: left;"><progress=50></td>
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<td style="text-align: left;"><progress=50></td>
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<td style="text-align: left;">Usable as a start. Doesn't teach wrong
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stuff, shows you good practices.</td>
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</tr>
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@ -156,7 +156,7 @@ stuff, shows you good practices.</td>
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complete</td>
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<td style="text-align: left;"><a
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href="http://linuxcommand.org/writing_shell_scripts.php">click</a></td>
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<td style="text-align: left;"><progress=50></td>
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<td style="text-align: left;"><progress=50></td>
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<td style="text-align: left;">Practise oriented, some mistakes/flaws,
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but sadly it stops in the middle</td>
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</tr>
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@ -165,7 +165,7 @@ but sadly it stops in the middle</td>
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(<a href="#rv_linuxscriptv2">review</a>)</td>
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<td style="text-align: left;"><a
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href="http://bash.cyberciti.biz/guide/Main_Page">click</a></td>
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<td style="text-align: left;"><progress=40></td>
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<td style="text-align: left;"><progress=40></td>
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<td style="text-align: left;">currently reviewing (the tutorial is also
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under development)</td>
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</tr>
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@ -174,7 +174,7 @@ under development)</td>
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(<a href="#rv_linuxconfig">review</a>)</td>
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<td style="text-align: left;"><a
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href="http://www.linuxconfig.org/Bash_scripting_Tutorial">click</a></td>
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<td style="text-align: left;"><progress=0></td>
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<td style="text-align: left;"><progress=0></td>
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<td style="text-align: left;">Teaches many outdated, unstable,
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undetailed stuff. You won't learn scripting from there.</td>
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</tr>
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@ -182,7 +182,7 @@ undetailed stuff. You won't learn scripting from there.</td>
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<td style="text-align: left;">Beginner\ Linux\ Tutorial</td>
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<td style="text-align: left;"><a
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href="http://linuxtutorial.todolistme.net">click</a></td>
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<td style="text-align: left;"><progress=60></td>
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<td style="text-align: left;"><progress=60></td>
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<td style="text-align: left;">A comprehensive introduction to the Linux
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Command Line including ample examples to make learning easy.</td>
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</tr>
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@ -190,7 +190,7 @@ Command Line including ample examples to make learning easy.</td>
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<td style="text-align: left;">Beginner\ Bash\ Scripting\ Tutorial</td>
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<td style="text-align: left;"><a
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href="http://ryanstutorials.net/bash-scripting-tutorial/">click</a></td>
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<td style="text-align: left;"><progress=60></td>
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<td style="text-align: left;"><progress=60></td>
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<td style="text-align: left;">A beginners guide to Bash scripting under
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Linux.</td>
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</tr>
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@ -199,7 +199,7 @@ Linux.</td>
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Line</td>
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<td style="text-align: left;"><a
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href="http://linuxcommand.org/tlcl.php/">click</a></td>
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<td style="text-align: left;"><progress=40></td>
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<td style="text-align: left;"><progress=40></td>
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<td style="text-align: left;">A beginners guide to using Bash shell,
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basic unix utilities, and shell scripting. Shell scripting part is not
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so good. But good introduction on how to use various utilities in
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@ -245,18 +245,18 @@ variable <code>id</code> (not required by POSIX(r))</td>
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</tr>
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<tr class="odd">
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<td
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style="text-align: left;"><code><EXPR> ? <EXPR> : <EXPR></code></td>
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style="text-align: left;"><code><EXPR> ? <EXPR> : <EXPR></code></td>
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<td style="text-align: left;">conditional (ternary) operator<br />
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<condition> ? <result-if-true> :
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<result-if-false></td>
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<condition> ? <result-if-true> :
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<result-if-false></td>
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</tr>
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<tr class="even">
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<td
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style="text-align: left;"><code><EXPR> , <EXPR></code></td>
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style="text-align: left;"><code><EXPR> , <EXPR></code></td>
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<td style="text-align: left;">expression list</td>
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</tr>
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<tr class="odd">
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<td style="text-align: left;"><code>( <EXPR> )</code></td>
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<td style="text-align: left;"><code>( <EXPR> )</code></td>
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<td style="text-align: left;">subexpression (to force precedence)</td>
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</tr>
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</tbody>
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@ -82,9 +82,9 @@ pipeline (like started with <code>command &</code>)</td>
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<td>The name of the shell or the shell script (filename). Set by the
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shell itself.<br />
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If Bash is started with a filename to execute (script), it's set to this
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filename. If started with the <code>-c <CMDLINE></code> option
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filename. If started with the <code>-c <CMDLINE></code> option
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(commandline given as argument), then <code>$0</code> will be the first
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argument after the given <code><CMDLINE></code>. Otherwise, it is
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argument after the given <code><CMDLINE></code>. Otherwise, it is
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set to the string given on invocation for <code>argv[0]</code>.<br />
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Unlike popular belief, <code>$0</code> is <em>not a positional
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parameter</em>.</td>
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