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  <channel>
    <title>linux &amp;mdash; Notes and Useful Info</title>
    <link>https://jwc.writeas.com/tag:linux</link>
    <description></description>
    <pubDate>Sat, 18 Apr 2026 10:56:36 +0000</pubDate>
    <item>
      <title>Articles Index and Hashtags</title>
      <link>https://jwc.writeas.com/articles-and-hashtags?pk_campaign=rss-feed</link>
      <description>&lt;![CDATA[Tags: #apps | #cmb | #cosmology | #cybersec | #devel | #fediverse | #followup | #linux | #notes | #physics | #techinfo | #windows | #writeas |&#xA;&#xA;Apps | Priority To Do | Notes | Tech-Followup | WaWf list |&#xA;write.as notes | WriteFreely | Fediverse-Followup |&#xA;CMB | Cosmology | Cosmology-Followup | Physics | &#xA;Winlinks | e6430 | Cloudready | Linux |&#xA;Android Dev | Python | Symbols | WebDev |&#xA;Cipherlinks | Test | &#xA; &#xA;Note: keep this at top of blog list by updating it&#39;s date in post metadata. &#xA;!--more--&#xA;bBlog Index/b&#xA;01: Articles Index and Hashtags&#xA;Page 1&#xA;02: Apps&#xA;03: MathJax quirks/issues in Write.as&#xA;04: WSL&#xA;05: Search Test&#xA;06: Custom Javascript/CSS Coding&#xA;07: Text-Only Sites&#xA;08: DMV Tests&#xA;09: Nextcloud 16.04.1 Install on Debian 9&#xA;10: Nextcloud Docker Notes&#xA;11: Notes&#xA;Page 2&#xA;12: Nextcloud Notes&#xA;13: WA WF Code Examples&#xA;14: Phone Tips&#xA;15: Cosmology-Followup&#xA;16: Blogs Posts&#xA;17: Fediverse Followup&#xA;18: Tech Followup&#xA;19: Priority To Do&#xA;20: write.as usage notes&#xA;21: WriteFreely info, setup, and config&#xA;Page 3&#xA;22: Win1809&#xA;23: Science Projects Ideas&#xA;24: Git&#xA;25: MathJax and LaTeX&#xA;26: Latest Cosmology Results&#xA;27: WebDev&#xA;28: CyberSecurity links&#xA;29: Linux&#xA;30: e6430&#xA;31: Android Dev&#xA;Page 4&#xA;32: Cloudready&#xA;33: Winlinks&#xA;34: Ideas for More Secure or Anonymous Payments Online&#xA;35: Python&#xA;36: Test Post&#xA;37: Physics Links&#xA;38: CMB&#xA;39: Cosmology&#xA;&#xA;]]&gt;</description>
      <content:encoded><![CDATA[<p>Tags: <a href="https://jwc.writeas.com/tag:apps" class="hashtag" rel="nofollow"><span>#</span><span class="p-category">apps</span></a> | <a href="https://jwc.writeas.com/tag:cmb" class="hashtag" rel="nofollow"><span>#</span><span class="p-category">cmb</span></a> | <a href="https://jwc.writeas.com/tag:cosmology" class="hashtag" rel="nofollow"><span>#</span><span class="p-category">cosmology</span></a> | <a href="https://jwc.writeas.com/tag:cybersec" class="hashtag" rel="nofollow"><span>#</span><span class="p-category">cybersec</span></a> | <a href="https://jwc.writeas.com/tag:devel" class="hashtag" rel="nofollow"><span>#</span><span class="p-category">devel</span></a> | <a href="https://jwc.writeas.com/tag:fediverse" class="hashtag" rel="nofollow"><span>#</span><span class="p-category">fediverse</span></a> | <a href="https://jwc.writeas.com/tag:followup" class="hashtag" rel="nofollow"><span>#</span><span class="p-category">followup</span></a> | <a href="https://jwc.writeas.com/tag:linux" class="hashtag" rel="nofollow"><span>#</span><span class="p-category">linux</span></a> | <a href="https://jwc.writeas.com/tag:notes" class="hashtag" rel="nofollow"><span>#</span><span class="p-category">notes</span></a> | <a href="https://jwc.writeas.com/tag:physics" class="hashtag" rel="nofollow"><span>#</span><span class="p-category">physics</span></a> | <a href="https://jwc.writeas.com/tag:techinfo" class="hashtag" rel="nofollow"><span>#</span><span class="p-category">techinfo</span></a> | <a href="https://jwc.writeas.com/tag:windows" class="hashtag" rel="nofollow"><span>#</span><span class="p-category">windows</span></a> | <a href="https://jwc.writeas.com/tag:writeas" class="hashtag" rel="nofollow"><span>#</span><span class="p-category">writeas</span></a> |</p>

<p><a href="https://write.as/jwc/apps" rel="nofollow">Apps</a> | <a href="https://write.as/jwc/priority-to-do" rel="nofollow">Priority To Do</a> | <a href="https://write.as/jwc/notes" rel="nofollow">Notes</a> | <a href="https://write.as/jwc/tech-followup" rel="nofollow">Tech-Followup</a> | <a href="https://18941969.xyz/wawf/wawf-list.php" rel="nofollow">WaWf list</a> |
<a href="https://write.as/jwc/write-as-usage-notes" rel="nofollow">write.as notes</a> | <a href="https://write.as/jwc/writefreely-setup-and-config" rel="nofollow">WriteFreely</a> | <a href="https://write.as/jwc/fediverse-followup" rel="nofollow">Fediverse-Followup</a> |
<a href="https://write.as/jwc/cmb" rel="nofollow">CMB</a> | <a href="https://write.as/jwc/cosmology" rel="nofollow">Cosmology</a> | <a href="https://write.as/jwc/cosmology-followup" rel="nofollow">Cosmology-Followup</a> | <a href="https://write.as/jwc/physics-links" rel="nofollow">Physics</a> |
<a href="https://write.as/jwc/winlinks" rel="nofollow">Winlinks</a> | <a href="https://write.as/jwc/e6430" rel="nofollow">e6430</a> | <a href="https://write.as/jwc/cloudready" rel="nofollow">Cloudready</a> | <a href="https://write.as/jwc/linux" rel="nofollow">Linux</a> |
<a href="https://write.as/jwc/android-dev/" rel="nofollow">Android Dev</a> | <a href="https://write.as/jwc/python" rel="nofollow">Python</a> | <a href="https://docs.google.com/document/d/1lDzrur_-63hRrTGavqM-cyrBdglXJilNeSWLpE2CUBE/edit?usp=sharing" rel="nofollow">Symbols</a> | <a href="https://write.as/jwc/webdev" rel="nofollow">WebDev</a> |
<a href="https://write.as/jwc/cipherlinks" rel="nofollow">Cipherlinks</a> | <a href="https://write.as/jwc/a-test" rel="nofollow">Test</a> |</p>

<p>Note: keep this at top of blog list by updating it&#39;s date in post metadata.

<b>Blog Index</b>
01: <a href="https://write.as/jwc/articles-and-hashtags" rel="nofollow">Articles Index and Hashtags</a>
<a href="https://jwc.writeas.com/page/1" rel="nofollow"><strong>Page 1</strong></a>
02: <a href="https://write.as/jwc/apps" rel="nofollow">Apps</a>
03: <a href="https://write.as/jwc/mathjax-quirks" rel="nofollow">MathJax quirks/issues in Write.as</a>
04: <a href="https://write.as/jwc/wsl" rel="nofollow">WSL</a>
05: <a href="https://write.as/jwc/search-test" rel="nofollow">Search Test</a>
06: <a href="https://write.as/jwc/custom-javascript-css-coding" rel="nofollow">Custom Javascript/CSS Coding</a>
07: <a href="https://write.as/jwc/text-only-sites" rel="nofollow">Text-Only Sites</a>
08: <a href="https://write.as/jwc/dmv-tests" rel="nofollow">DMV Tests</a>
09: <a href="https://write.as/jwc/nextcloud-16-04-1-install-on-debian-9" rel="nofollow">Nextcloud 16.04.1 Install on Debian 9</a>
10: <a href="https://write.as/jwc/nextcloud-docker-notes" rel="nofollow">Nextcloud Docker Notes</a>
11: <a href="https://write.as/jwc/notes" rel="nofollow">Notes</a>
<a href="https://jwc.writeas.com/page/2" rel="nofollow"><strong>Page 2</strong></a>
12: <a href="https://write.as/jwc/nextcloud-notes" rel="nofollow">Nextcloud Notes</a>
13: <a href="https://write.as/jwc/wa-wf-code-examples" rel="nofollow">WA WF Code Examples</a>
14: <a href="https://write.as/jwc/phone-tips" rel="nofollow">Phone Tips</a>
15: <a href="https://write.as/jwc/cosmology-followup" rel="nofollow">Cosmology-Followup</a>
16: <a href="https://write.as/jwc/blogs-posts" rel="nofollow">Blogs Posts</a>
17: <a href="https://write.as/jwc/fediverse-followup" rel="nofollow">Fediverse Followup</a>
18: <a href="https://write.as/jwc/tech-followup" rel="nofollow">Tech Followup</a>
19: <a href="https://write.as/jwc/priority-to-do" rel="nofollow">Priority To Do</a>
20: <a href="https://write.as/jwc/write-as-usage-notes" rel="nofollow">write.as usage notes</a>
21: <a href="https://write.as/jwc/writefreely-setup-and-config" rel="nofollow">WriteFreely info, setup, and config</a>
<a href="https://jwc.writeas.com/page/3" rel="nofollow"><strong>Page 3</strong></a>
22: <a href="https://write.as/jwc/win1809" rel="nofollow">Win1809</a>
23: <a href="https://write.as/jwc/science-projects-ideas" rel="nofollow">Science Projects Ideas</a>
24: <a href="https://write.as/jwc/git" rel="nofollow">Git</a>
25: <a href="https://write.as/jwc/mathjax" rel="nofollow">MathJax and LaTeX</a>
26: <a href="https://write.as/jwc/latest-cosmology-results" rel="nofollow">Latest Cosmology Results</a>
27: <a href="https://write.as/jwc/webdev" rel="nofollow">WebDev</a>
28: <a href="https://write.as/jwc/cipherlinks" rel="nofollow">CyberSecurity links</a>
29: <a href="https://write.as/jwc/linux" rel="nofollow">Linux</a>
30: <a href="https://write.as/jwc/e6430" rel="nofollow">e6430</a>
31: <a href="https://write.as/jwc/android-dev" rel="nofollow">Android Dev</a>
<a href="https://jwc.writeas.com/page/4" rel="nofollow"><strong>Page 4</strong></a>
32: <a href="https://write.as/jwc/cloudready" rel="nofollow">Cloudready</a>
33: <a href="https://write.as/jwc/winlinks" rel="nofollow">Winlinks</a>
34: <a href="https://write.as/jwc/ideas-for-anonymous-payments-online" rel="nofollow">Ideas for More Secure or Anonymous Payments Online</a>
35: <a href="https://write.as/jwc/python" rel="nofollow">Python</a>
36: <a href="https://write.as/jwc/test-post" rel="nofollow">Test Post</a>
37: <a href="https://write.as/jwc/physics-links" rel="nofollow">Physics Links</a>
38: <a href="https://write.as/jwc/cmb" rel="nofollow">CMB</a>
39: <a href="https://write.as/jwc/cosmology" rel="nofollow">Cosmology</a></p>
]]></content:encoded>
      <guid>https://jwc.writeas.com/articles-and-hashtags</guid>
      <pubDate>Sat, 03 Oct 2020 16:05:24 +0000</pubDate>
    </item>
    <item>
      <title>Linux</title>
      <link>https://jwc.writeas.com/linux?pk_campaign=rss-feed</link>
      <description>&lt;![CDATA[bash: define character ranges by enclosing them in brackets ([]). Let’s say you want to look for folder names that start with either D or M. Type: ls [DM]&#xA;Say you’re in a folder filled with subfolders named after each year. To copy the folders for the previous five years into ~/backup, use: cp -r 201[56789] /home/USERNAME/backup&#xA;You can even simplify them further with a dash (-): cp 201[5-9] /home/USERNAME/backup&#xA;Bash will iterate from 5 to 9 to include the numbers between them. [source]!--more--&#xA;&#xA;a href=&#34;https://www.thegeekstuff.com/2010/07/logrotate-examples/&#34;HowTo: The Ultimate Logrotate Command Tutorial with 10 Examples/a&#xA;&#xA;ncat user&#39;s guide | useful ncat commands | &#xA;&#xA;a href=&#34;https://betanews.com/2020/10/31/windows-10-ubuntu-linux-lite-52/&#34;Kick Microsoft Windows 10 to the curb -- switch to Ubuntu-based Linux Lite 5.2 today!/a&#xA;&#xA;a href=&#34;https://www.maketecheasier.com/no-ubuntu-32-bit-iso-what-now/&#34;There&#39;s No Ubuntu 32-bit ISO. What Now?/a Debian has 32-bit version.&#xA;&#xA;Google CSE of Ubuntu help docs | Remove old kernels |&#xA;&#xA;See apps.htm page for links to docs&#xA;&#xA;Install/use veracrypt on linux&#xA;&#xA;distro and release info: cat /etc/\release&#xA;&#xA;Lubuntu 18.04 LTS review | 10 things to do first in Lubuntu 18.04 | Lubuntu 18.04 release notes |&#xA;Lubuntu Wiki | LubuntuLinks | Community Help Wiki | Twitter&#xA;Lubuntu Help Pages | Lubuntu HowTo blog | Lubuntu.net&#xA;&#xA;All-time greatest command line commands&#xA;&#xA;How to clean Ubuntu safely&#xA;Ubuntu security | ufw | setting up ufw&#xA;Ubuntu gpg | PGP on linux guide | Handbook&#xA;UEFI on Ubuntu | UEFI install tips&#xA;Using git on ubuntu | Lubuntu: install and use&#xA;&#xA;Fix low screen resolution at startup, by modifying /etc/default/grub&#xA;&#xA;Ideas: JSbin |&#xA;Consider Draftin and especially note it&#39;s video transcription mechanism&#xA;&#xA;winlinks | cmbrefs | cmb - diff pw&#xA;&#xA;Bookmarklet for basic in-browser editor with save button:&#xA;data:text/html; charset=utf-8,button onClick=&#34;SaveTextArea()&#34;Save/button titleText Editor/title script language=&#34;javascript&#34; type=&#34;text/javascript&#34; function SaveTextArea() { window.location = &#34;data:application/octet-stream,&#34; + escape(txtBody.value); } /script textarea id=&#34;txtBody&#34; style=&#34;font-size: 1.5em; width: 100%; height: 100%; boarder: none; outline: none&#34; autofocus /textarea&#xA;&#xA;Hashtags: #linux]]&gt;</description>
      <content:encoded><![CDATA[<p><strong>bash: define character ranges</strong> by enclosing them in brackets ([]). Let’s say you want to look for folder names that start with either D or M. Type: <code>ls [DM]*</code>
Say you’re in a folder filled with subfolders named after each year. To copy the folders for the previous five years into <code>~/backup</code>, use: <code>cp -r 201[56789] /home/USERNAME/backup</code>
You can even simplify them further with a dash (–): <code>cp 201[5-9] /home/USERNAME/backup</code>
Bash will iterate from 5 to 9 to include the numbers between them. <a href="https://www.maketecheasier.com/bash-special-characters-you-should-know/" rel="nofollow">[source]</a></p>

<p><a href="https://www.thegeekstuff.com/2010/07/logrotate-examples/" rel="nofollow">HowTo: The Ultimate Logrotate Command Tutorial with 10 Examples</a></p>

<p><a href="https://nmap.org/ncat/guide/" rel="nofollow">ncat user&#39;s guide</a> | <a href="https://www.linuxtechi.com/nc-ncat-command-examples-linux-systems/" rel="nofollow">useful ncat commands</a> |</p>

<p><a href="https://betanews.com/2020/10/31/windows-10-ubuntu-linux-lite-52/" rel="nofollow">Kick Microsoft Windows 10 to the curb — switch to Ubuntu-based Linux Lite 5.2 today!</a></p>

<p><a href="https://www.maketecheasier.com/no-ubuntu-32-bit-iso-what-now/" rel="nofollow">There&#39;s No Ubuntu 32-bit ISO. What Now?</a> Debian has 32-bit version.</p>

<p><strong><a href="https://cse.google.com/cse?cx=003883529982892832976%3Ae2vwumte3fq&amp;ie=UTF-8&amp;q=remove+old+kernels&amp;sa=Search#gsc.tab=0&amp;gsc.q=remove%20old%20kernels&amp;gsc.page=1" rel="nofollow">Google CSE of Ubuntu help docs</a></strong> | <strong><a href="https://help.ubuntu.com/community/RemoveOldKernels" rel="nofollow">Remove old kernels</a></strong> |</p>

<p>See apps.htm page for links to docs</p>

<p><a href="http://www.linuxandubuntu.com/home/encrypt-data-in-linux-with-veracrypt-an-alternative-to-truecrypt" rel="nofollow">Install/use veracrypt on linux</a></p>

<p>distro and release info: cat /etc/*release</p>

<p><a href="https://sites.google.com/site/easylinuxtipsproject/lubuntu" rel="nofollow">Lubuntu 18.04 LTS review</a> | <a href="https://easylinuxtipsproject.blogspot.com/p/first-ubuntu.html" rel="nofollow">10 things to do first in Lubuntu 18.04</a> | <a href="https://wiki.ubuntu.com/BionicBeaver/ReleaseNotes" rel="nofollow">Lubuntu 18.04 release notes</a> |
<a href="https://help.ubuntu.com/community/Lubuntu" rel="nofollow">Lubuntu Wiki</a> | <a href="https://help.ubuntu.com/community/LubuntuLinks" rel="nofollow">LubuntuLinks</a> | <a href="https://help.ubuntu.com/community/CommunityHelpWiki" rel="nofollow">Community Help Wiki</a> | <a href="https://twitter.com/LubuntuOfficial" rel="nofollow">Twitter</a>
<a href="https://help.ubuntu.com/community/Lubuntu/AdvancedMethods" rel="nofollow">Lubuntu Help Pages</a> | <a href="http://lubuntuhowto.blogspot.com" rel="nofollow">Lubuntu HowTo blog</a> | <a href="https://lubuntu.net" rel="nofollow">Lubuntu.net</a></p>

<p><a href="http://www.commandlinefu.com/commands/browse/sort-by-votes" rel="nofollow">All-time greatest command line commands</a></p>

<p><a href="https://sites.google.com/site/easylinuxtipsproject/clean" rel="nofollow">How to clean Ubuntu safely</a>
<a href="https://ubuntuforums.org/showthread.php?t=510812" rel="nofollow">Ubuntu security</a> | <a href="https://wiki.ubuntu.com/UncomplicatedFirewall" rel="nofollow">ufw</a> | <a href="https://www.digitalocean.com/community/tutorials/how-to-set-up-a-firewall-with-ufw-on-ubuntu-16-04" rel="nofollow">setting up ufw</a>
<a href="https://help.ubuntu.com/community/GnuPrivacyGuardHowto" rel="nofollow">Ubuntu gpg</a> | <a href="https://www.deepdotweb.com/2015/02/17/basic-guide-pgp-linux/" rel="nofollow">PGP on linux guide</a> | <a href="https://www.gnupg.org/gph/en/manual/book1.html" rel="nofollow">Handbook</a>
<a href="https://help.ubuntu.com/community/UEFI" rel="nofollow">UEFI on Ubuntu</a> | <a href="https://ubuntuforums.org/showthread.php?t=2147295" rel="nofollow">UEFI install tips</a>
<a href="https://help.ubuntu.com/lts/serverguide/git.html" rel="nofollow">Using git on ubuntu</a> | Lubuntu: <a href="https://lubuntuhowto.blogspot.com/2015/10/how-to-use-git-and-github-on-lubuntu.html" rel="nofollow">install</a> and <a href="https://lubuntuhowto.blogspot.com/2015/10/how-to-use-git-and-github-on-lubuntu.html" rel="nofollow">use</a></p>

<p><a href="https://xtrabuntu.blogspot.com.es/search?updated-max=2010-10-17T09:43:00-07:00&amp;max-results=20&amp;reverse-paginate=true" rel="nofollow">Fix low screen resolution at startup</a>, by modifying /etc/default/grub</p>

<p>Ideas: <a href="https://jsbin.com" rel="nofollow">JSbin</a> |
Consider <a href="https://draftin.com" rel="nofollow">Draftin</a> and especially note <a href="http://docs.withdraft.com/#audio/video-transcription-tools" rel="nofollow">it&#39;s video transcription mechanism</a></p>

<p><a href="https://rentry.co/winlinks" rel="nofollow">winlinks</a> | <a href="https://rentry.co/cmbrefs" rel="nofollow">cmbrefs</a> | <a href="https://rentry.co/cmb" rel="nofollow">cmb – diff pw</a></p>

<p>Bookmarklet for basic in-browser editor with save button:</p>

<pre><code>data:text/html; charset=utf-8,&lt;button onClick=&#34;SaveTextArea()&#34;&gt;Save&lt;/button&gt; &lt;title&gt;Text Editor&lt;/title&gt; &lt;script language=&#34;javascript&#34; type=&#34;text/javascript&#34;&gt; function SaveTextArea() { window.location = &#34;data:application/octet-stream,&#34; + escape(txtBody.value); } &lt;/script&gt; &lt;textarea id=&#34;txtBody&#34; style=&#34;font-size: 1.5em; width: 100%; height: 100%; boarder: none; outline: none&#34; autofocus&gt; &lt;/textarea&gt;
</code></pre>

<p>Hashtags: <a href="https://jwc.writeas.com/tag:linux" class="hashtag" rel="nofollow"><span>#</span><span class="p-category">linux</span></a></p>
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      <guid>https://jwc.writeas.com/linux</guid>
      <pubDate>Tue, 25 Sep 2018 19:09:34 +0000</pubDate>
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