internal links as sixth field in crontab

en/_posts/index.xml

@@ -13,11 +13,10 @@
       <pubDate>Wed, 25 Oct 2023 00:00:00 +0000</pubDate>
       
       <guid>/en/tcron/</guid>
-      <description>crontab For performance, the file &amp;quot;crontab&amp;quot; uses single space as field separator. Letters are not suppored currently. So use &amp;quot;1&amp;quot; for &amp;quot;January&amp;quot; and 2 for &amp;quot;Tuesday&amp;quot; etc.
-tcron With the option &amp;quot;custom file handling&amp;quot; enabled, &amp;quot;default.rc&amp;quot; runs as shell script at uweb launching time and &amp;quot;default.rc2&amp;quot; runs whenever uweb becomes foreground.
-Use tcron (Click to install) with &amp;quot;default.rc&amp;quot; or &amp;quot;default.rc2&amp;quot;.
-usage: tcron logfile command hours [timezone delay_sec elsecommand]
-execute &amp;quot;command&amp;quot; during time interval once.</description>
+      <description>crontab (with enhanced semantics) For performance, the file &amp;quot;crontab&amp;quot; uses single space as field separator. Letters are not suppored currently. So use &amp;quot;1&amp;quot; for &amp;quot;January&amp;quot; and 2 for &amp;quot;Tuesday&amp;quot; etc.
+The sixth field in crontab file has the format of internal links. Specifically, &amp;quot;c:&amp;quot; to execute the following commands in termux and &amp;quot;!&amp;quot; to execute commands directly.
+To make crontab more powerful, we changed the semantics as follows:
+The day of a command&#39;s execution can be specified by two fields — day of month, and day of week.</description>
     </item>
     
     <item>

en/changelog/index.html

@@ -51,7 +51,8 @@
 <p><a href="https://releases.pagure.org/uweb/">pagure</a></p>
 <h4 id="main-featuresreadmeindexhtml"><a href="../readme/index.html">Main features</a></h4>
 <h4 id="change-logs">Change logs</h4>
-<p>1008: Add long screenshot mode<br>
+<p>1017: crontab supports <a href="../links/index.html">links</a> as sixth field.<br>
+1008: Add long screenshot mode<br>
 1006: Advanced configuration: auto reload, add download path<br>
 1004: bookmarklet &quot;Show as html&quot; to support clipboard sites such as &quot;netcut.cn&quot;.<br>
 998: <a href="../rjs/index.html">Bookmarklets</a> to support CSP sites.<br>
@@ -81,8 +82,8 @@
 </ul>
 
 </div>
-<p>Last Modified: 5 June 2023<br>
-add long screenshot support<br>
+<p>Last Modified: 26 October 2023<br>
+crontab support<br>
 <pre></pre>
 </p>
 <script>

en/sitemap.xml

@@ -3,7 +3,7 @@
   xmlns:xhtml="http://www.w3.org/1999/xhtml">
   <url>
     <loc>/en/_posts/</loc>
-    <lastmod>2023-10-25T13:07:04+08:00</lastmod>
+    <lastmod>2023-10-25T22:52:37+08:00</lastmod>
     <xhtml:link
                 rel="alternate"
                 hreflang="zh"
@@ -16,7 +16,7 @@
                 />
   </url><url>
     <loc>/en/tcron/</loc>
-    <lastmod>2023-10-25T13:03:03+08:00</lastmod>
+    <lastmod>2023-10-25T22:52:37+08:00</lastmod>
     <xhtml:link
                 rel="alternate"
                 hreflang="zh"
@@ -113,7 +113,7 @@
                 />
   </url><url>
     <loc>/en/topposts/</loc>
-    <lastmod>2023-06-05T08:28:59+08:00</lastmod>
+    <lastmod>2023-10-26T07:34:42+08:00</lastmod>
     <xhtml:link
                 rel="alternate"
                 hreflang="zh"
@@ -210,7 +210,7 @@
                 />
   </url><url>
     <loc>/en/changelog/</loc>
-    <lastmod>2023-06-05T08:28:59+08:00</lastmod>
+    <lastmod>2023-10-26T07:34:42+08:00</lastmod>
   </url><url>
     <loc>/en/sitemap/</loc>
     <lastmod>2023-02-01T09:52:11+08:00</lastmod>

en/tcron/index.html

@@ -46,8 +46,13 @@
   <ul class="tags">
     
   </ul>
-  <h4 id="crontab">crontab</h4>
+  <h4 id="crontab-with-enhanced-semantics">crontab (with enhanced semantics)</h4>
 <p>For performance, the file &quot;crontab&quot; uses single space as field separator. Letters are not suppored currently. So use &quot;1&quot; for &quot;January&quot; and 2 for &quot;Tuesday&quot; etc.</p>
+<p>The sixth field in crontab file has the format of <a href="../links/index.html">internal links</a>. Specifically,  &quot;c:&quot; to execute the following commands in termux and &quot;!&quot; to execute commands directly.</p>
+<p>To make crontab more powerful, we changed the semantics as follows:<br>
+The day of a command's execution can be specified by two fields — day of month, and day of week. The command will be run when <span style="color:red">both</span> fields matche the current time.</p>
+<p>Note (the original crantab semantics):<br>
+The day of a command's execution can be specified by two fields — day of month, and day of week. If both fields are restricted (i.e., aren't *), the command will be run when either field matches the current time. For example, ``30 4 1,15 * 5'' would cause a command to be run at 4:30 am on the 1st and 15th of each month, plus every Friday.</p>
 <h4 id="tcron">tcron</h4>
 <p>With the option &quot;custom file handling&quot; enabled, &quot;default.rc&quot; runs as shell script at uweb launching time and &quot;default.rc2&quot; runs whenever uweb becomes foreground.</p>
 <p>Use tcron (<a href="i:0bhttps://fastly.jsdelivr.net/gh/torappinfo/uwebjs/bin/tcron.tgz">Click to install</a>) with &quot;default.rc&quot; or &quot;default.rc2&quot;.</p>
@@ -68,7 +73,7 @@ tcron /sdcard/b &quot;rm -rf /sdcard/baidu/*;toybox touch /sdcard/b&quot; 720</p
 
 </div>
 <p>Last Modified: 25 October 2023<br>
-add en/_posts/tcron.md<br>
+crontab support<br>
 <pre></pre>
 </p>
 <script>

en/topposts/index.xml

@@ -66,7 +66,8 @@ sourceforge
 powerfolder
 udrop
 pagure
-Main features Change logs 1008: Add long screenshot mode
+Main features Change logs 1017: crontab supports links as sixth field.
+1008: Add long screenshot mode
 1006: Advanced configuration: auto reload, add download path
 1004: bookmarklet "Show as html" to support clipboard sites such as "netcut.cn".
 998: Bookmarklets to support CSP sites.

sitemap.xml

@@ -4,7 +4,7 @@
   <sitemap>
     <loc>en/sitemap.xml</loc>
     
-      <lastmod>2023-10-25T13:07:04+08:00</lastmod>
+      <lastmod>2023-10-26T07:34:42+08:00</lastmod>
     
   </sitemap>