Minor markdown fixes

Gemfile

@@ -32,6 +32,7 @@ gem "wdm", "~> 0.1.1", :platforms => [:mingw, :x64_mingw, :mswin]
 # do not have a Java counterpart.
 gem "http_parser.rb", "~> 0.6.0", :platforms => [:jruby]
 
-gem "jekyll-openmoji", "~> 0.1.6"
 
 gem "jekyll-figure", "~> 0.2.0"
+
+gem "jemoji", "~> 0.13.0"

Gemfile.lock

@@ -1,42 +1,64 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (7.1.3.2)
+    activesupport (8.0.2)
       base64
+      benchmark (>= 0.3)
       bigdecimal
-      concurrent-ruby (~> 1.0, >= 1.0.2)
+      concurrent-ruby (~> 1.0, >= 1.3.1)
       connection_pool (>= 2.2.5)
       drb
       i18n (>= 1.6, < 2)
+      logger (>= 1.4.2)
       minitest (>= 5.1)
-      mutex_m
-      tzinfo (~> 2.0)
-    addressable (2.8.6)
-      public_suffix (>= 2.0.2, < 6.0)
+      securerandom (>= 0.3)
+      tzinfo (~> 2.0, >= 2.0.5)
+      uri (>= 0.13.1)
+    addressable (2.8.7)
+      public_suffix (>= 2.0.2, < 7.0)
     base64 (0.2.0)
-    bigdecimal (3.1.7)
+    benchmark (0.4.0)
+    bigdecimal (3.1.9)
     colorator (1.1.0)
-    concurrent-ruby (1.2.3)
-    connection_pool (2.4.1)
+    concurrent-ruby (1.3.5)
+    connection_pool (2.5.0)
     drb (2.2.1)
     em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0)
     eventmachine (1.2.7)
-    ffi (1.16.3)
+    ffi (1.17.1-aarch64-linux-gnu)
+    ffi (1.17.1-aarch64-linux-musl)
+    ffi (1.17.1-arm-linux-gnu)
+    ffi (1.17.1-arm-linux-musl)
+    ffi (1.17.1-arm64-darwin)
+    ffi (1.17.1-x86_64-darwin)
+    ffi (1.17.1-x86_64-linux-gnu)
+    ffi (1.17.1-x86_64-linux-musl)
     forwardable-extended (2.6.0)
-    google-protobuf (4.26.1-x86_64-linux)
+    gemoji (4.1.0)
+    google-protobuf (4.30.1)
+      bigdecimal
+      rake (>= 13)
+    google-protobuf (4.30.1-aarch64-linux)
+      bigdecimal
+      rake (>= 13)
+    google-protobuf (4.30.1-arm64-darwin)
+      bigdecimal
+      rake (>= 13)
+    google-protobuf (4.30.1-x86_64-darwin)
+      bigdecimal
+      rake (>= 13)
+    google-protobuf (4.30.1-x86_64-linux)
+      bigdecimal
       rake (>= 13)
     html-pipeline (2.14.3)
       activesupport (>= 2)
       nokogiri (>= 1.4)
-    html-pipeline-negarmoji (0.1.6)
-      html-pipeline (~> 2.14)
-      negarmoji (~> 0.1.10)
     http_parser.rb (0.8.0)
-    i18n (1.14.4)
+    i18n (1.14.7)
       concurrent-ruby (~> 1.0)
-    jekyll (4.3.3)
+    jekyll (4.3.4)
       addressable (~> 2.4)
       colorator (~> 1.0)
       em-websocket (~> 0.5)
@@ -55,68 +77,106 @@ GEM
     jekyll-feed (0.17.0)
       jekyll (>= 3.7, < 5.0)
     jekyll-figure (0.2.0)
-    jekyll-openmoji (0.1.6)
-      html-pipeline (~> 2.14)
-      html-pipeline-negarmoji (~> 0.1.6)
-      jekyll (>= 3.0, < 5.0)
-      negarmoji (~> 0.1.10)
-    jekyll-sass-converter (3.0.0)
-      sass-embedded (~> 1.54)
+    jekyll-sass-converter (3.1.0)
+      sass-embedded (~> 1.75)
     jekyll-seo-tag (2.8.0)
       jekyll (>= 3.8, < 5.0)
     jekyll-watch (2.2.1)
       listen (~> 3.0)
-    kramdown (2.4.0)
-      rexml
+    jemoji (0.13.0)
+      gemoji (>= 3, < 5)
+      html-pipeline (~> 2.2)
+      jekyll (>= 3.0, < 5.0)
+    kramdown (2.5.1)
+      rexml (>= 3.3.9)
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)
     liquid (4.0.4)
     listen (3.9.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
+    logger (1.6.6)
     mercenary (0.4.0)
-    minima (2.5.1)
+    minima (2.5.2)
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
-    minitest (5.22.3)
-    mutex_m (0.2.0)
-    negarmoji (0.1.10)
-    nokogiri (1.16.4-x86_64-linux)
+    minitest (5.25.5)
+    nokogiri (1.18.5-aarch64-linux-gnu)
+      racc (~> 1.4)
+    nokogiri (1.18.5-aarch64-linux-musl)
+      racc (~> 1.4)
+    nokogiri (1.18.5-arm-linux-gnu)
+      racc (~> 1.4)
+    nokogiri (1.18.5-arm-linux-musl)
+      racc (~> 1.4)
+    nokogiri (1.18.5-arm64-darwin)
+      racc (~> 1.4)
+    nokogiri (1.18.5-x86_64-darwin)
+      racc (~> 1.4)
+    nokogiri (1.18.5-x86_64-linux-gnu)
+      racc (~> 1.4)
+    nokogiri (1.18.5-x86_64-linux-musl)
       racc (~> 1.4)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
-    public_suffix (5.0.5)
-    racc (1.7.3)
+    public_suffix (6.0.1)
+    racc (1.8.1)
     rake (13.2.1)
     rb-fsevent (0.11.2)
-    rb-inotify (0.10.1)
+    rb-inotify (0.11.1)
       ffi (~> 1.0)
-    rexml (3.2.6)
-    rouge (4.2.1)
+    rexml (3.4.1)
+    rouge (4.5.1)
     safe_yaml (1.0.5)
-    sass-embedded (1.76.0-x86_64-linux-gnu)
-      google-protobuf (>= 3.25, < 5.0)
+    sass-embedded (1.86.0-aarch64-linux-gnu)
+      google-protobuf (~> 4.30)
+    sass-embedded (1.86.0-aarch64-linux-musl)
+      google-protobuf (~> 4.30)
+    sass-embedded (1.86.0-arm-linux-gnueabihf)
+      google-protobuf (~> 4.30)
+    sass-embedded (1.86.0-arm-linux-musleabihf)
+      google-protobuf (~> 4.30)
+    sass-embedded (1.86.0-arm64-darwin)
+      google-protobuf (~> 4.30)
+    sass-embedded (1.86.0-x86_64-darwin)
+      google-protobuf (~> 4.30)
+    sass-embedded (1.86.0-x86_64-linux-gnu)
+      google-protobuf (~> 4.30)
+    sass-embedded (1.86.0-x86_64-linux-musl)
+      google-protobuf (~> 4.30)
+    securerandom (0.4.1)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    unicode-display_width (2.5.0)
-    webrick (1.8.1)
+    unicode-display_width (2.6.0)
+    uri (1.0.3)
+    webrick (1.9.1)
 
 PLATFORMS
-  x86_64-linux
+  aarch64-linux
+  aarch64-linux-gnu
+  aarch64-linux-musl
+  arm-linux-gnu
+  arm-linux-gnueabihf
+  arm-linux-musl
+  arm-linux-musleabihf
+  arm64-darwin
+  x86_64-darwin
+  x86_64-linux-gnu
+  x86_64-linux-musl
 
 DEPENDENCIES
   http_parser.rb (~> 0.6.0)
   jekyll (~> 4.3.2)
   jekyll-feed (~> 0.12)
   jekyll-figure (~> 0.2.0)
-  jekyll-openmoji (~> 0.1.6)
+  jemoji (~> 0.13.0)
   minima (~> 2.5)
   tzinfo (>= 1, < 3)
   tzinfo-data
   wdm (~> 0.1.1)
 
 BUNDLED WITH
-   2.2.5
+   2.5.9

_config.yml

@@ -30,7 +30,7 @@ github_username: quinot
 theme: minima
 plugins:
   - jekyll-feed
-  - jekyll-openmoji
+  - jemoji
   - jekyll-figure
 
 # Exclude from processing.

_source/_posts/2014-11-22-debian-jessie-on-dell-precision-m4800.markdown

@@ -48,8 +48,9 @@ Support for smart-card reader
 Network
 -------
 
-Disable [IPv6 Privacy Extensions](https://home.regit.org/2011/04/ipv6-privacy/)
-```plain /etc/sysctl.conf
+Disable [IPv6 Privacy Extensions](https://home.regit.org/2011/04/ipv6-privacy/) in `/etc/sysctl.conf`:
+
+```plain
 # Disable IPv6 "Privacy extensions" (random SLAAC addresses)
 net.ipv6.conf.all.use_tempaddr=0
 net.ipv6.conf.default.use_tempaddr=0 

_source/_posts/2015-02-18-upgrading-to-freebsd-10-1-release.markdown

@@ -34,7 +34,7 @@ New Xorg
 As of Apr. 16, 2014, the X server has been upgraded to a new
 release. From https://wiki.freebsd.org/Graphics/WITH_NEW_XORG:
 
-```plain linenos:false
+```plain
 Note that there's a know regression with syscons and kernel video
 drivers: you can't switch back to a console once an X.Org session is
 started. A new console driver called vt(4) fixes this issue while
@@ -58,9 +58,11 @@ Both GDM and the GNOME desktop now require DRI access. At least
 for ATI video cards, this means that user `gdm`, as well as anyone
 logging in to a GNOME session, must have access to `/dev/dri/card0`:
 
-``` plain /etc/devfs.rules linenos:false
+{% figure caption:"`/etc/devfs.rules`" %}
+``` plain
 add path 'dri/card0 mode 0666
 ```
+{% endfigure %}
 
 GDM
 ---
@@ -80,7 +82,8 @@ would always revert to US layout, no matter what. Initially I thought
 the X server had an incorrect keymap due to HAL device enumeration,
 so I added the following to my setup:
 
-```xml /usr/local/share/hal/fdi/policy/99local/10-x11-keymap.fdi
+{% figure caption:"`/usr/local/share/hal/fdi/policy/99local/10-x11-keymap.fdi`" %}
+```xml
 <?xml version="1.0" encoding="ISO-8859-1"?>
 
 <deviceinfo version="0.2">
@@ -102,12 +105,12 @@ so I added the following to my setup:
 	Option	"XkbOptions"	"compose:rctrl" 
   -->
 ```
+{% endfigure %}
 
 However this happened to be a total red herring, as by default the
 port configures Xorg to use devd, not HAL. For devd, I
 [found out](http://olivier.cochard.me/bidouillage/installation-et-configuration-de-freebsd-comme-poste-de-travail#TOC-Configuration-de-la-langue-du-clavier-sans-HAL)
-this is achieved
-using xorg.conf options:
+this is achieved using `xorg.conf` options:
 
 ```
 Section "InputClass"

_source/_posts/2025-03-23-ti99-4a-restoration.md

@@ -61,6 +61,10 @@ The PSU board shows no obvious sign of damage, either.
 
 * the voltages provided by the mains transformer look good
 * the DC voltages at the output of the power supply board look good
+* voltage readings at CPU pins:
+  * pin 1 (Vbb) -4.88 to -4.64V
+  * pin 2 (Vcc) +4.8 to +5.2V
+  * pin 27 (Vdd)  +11.4 to +11.9V
 
 ### Clock signaks