add syntax highlight

APT-WhatProvides.md

@@ -1,6 +1,6 @@
 APT whatprovides
 
-```
+```bash
 #!/bin/sh
 
 # list packages providing a target

Apache-wpadmin.md

@@ -2,7 +2,7 @@ When using multiple webservers in a load balancer, it's common that one node wil
 
 Using a simple Apache reverse proxy on all the nodes _except_ the admin node can be handy, for instance in a Wordpress setup.
 
-```
+```apacheconf
 # 192.168.3.3 = admin node private IP
 ProxyRequests Off
 ProxyPreserveHost Off

Arch-Default-Kernel.md

@@ -1,6 +1,6 @@
 Set the default kernel in GRUB2 for Arch
 
-```
+```bash
 ROOT_PART=$(grub-probe --target=device /)
 ROOT_UUID=$(grub-probe --device ${ROOT_PART} --target=fs_uuid)
 grub-set-default "gnulinux-linux-advanced-${ROOT_UUID}"

Arch-Kernel-Order.md

@@ -2,7 +2,7 @@ Patch GRUB2 on Arch to sort the kernels so that the top entry is the latest stan
 
 grub2 /etc/grub.d/10_linux ordering patch (http://savannah.gnu.org/bugs/?42597)
 
-```
+```diff
 --- 10_linux.orig	2014-05-14 01:22:27.000000000 -0500
 +++ 10_linux	2014-06-21 13:20:37.816869963 -0500
 @@ -177,7 +177,16 @@

Bash-Add-fd.md

@@ -1,6 +1,6 @@
 If you've run out of file descriptors but can manage to get to a shell without needing to open more, bash can handle the rest using built in features.
 
-```
+```bash
 #!/usr/bin/env bash
 
 builtin read -r NFM < /proc/sys/fs/file-max

Bash-Dump-History.md

@@ -1,6 +1,6 @@
 Using `gdb` to trigger the internal bash function to write out it's history still in memory but not on disk
 
-```
+```bash
 #!/usr/bin/env bash
 
 # Given the PID of an active bash process, dump it's history

Bash-Trim-Whitespace.md

@@ -1,6 +1,6 @@
 Trim whitespace in pure bash
 
-```
+```bash
 # turn it on
 shopt -s extglob
 output="    This is a test    "

CPU-Stats.md

@@ -1,6 +1,6 @@
 Sample the CPU for stats while testing
 
-```
+```bash
 #!usr/bin/env bash
 
 DTS=$(date +"%Y%m%d")

CSS-Reset.md

@@ -1,6 +1,6 @@
 CSS block to force a reset of all elements
 
-```
+```css
 .reset-this {
     animation : none;
     animation-delay : 0;

DB2-Info.md

@@ -4,8 +4,9 @@ This script is RHCS friendly and LSB compliant, designed to provide proper shutd
 
   - Customize `DB2PROF` and `DB2LOG` as needed
 
-```
-/etc/init.d/ibmdb2
+**/etc/init.d/ibmdb2**
+
+```bash
 
 #!/bin/sh
 #

Debian-Upgrade.md

@@ -6,7 +6,7 @@
 
 Before upgrading, upgrade and repair existing problems:
 
-```
+```bash
 apt-get update
 apt-get upgrade
 apt-get full-upgrade
@@ -41,7 +41,7 @@ Notes:
  - keep existing configs as desired
  - let GRUB re-install to the boot disk
 
-```
+```bash
 apt-get update
 apt-get upgrade --without-new-pkgs
 apt-get full-upgrade
@@ -51,7 +51,7 @@ apt-get full-upgrade
 
 Some upgrades change behaviour and need to be reverted prior to a reboot, such as this bugfix in the D11 kernel which is incompatible with the D12 kernel:
 
-```
+```bash
 $ cat /etc/modprobe.d/iwlwifi.conf
 # https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=969264
 #options iwlwifi enable_ini=N
@@ -61,7 +61,7 @@ This setting must be disabled prior to reboot or the `iwlwifi` module will fail
 
 ## Reboot
 
-```
+```bash
 reboot
 ```
 
@@ -69,7 +69,7 @@ reboot
 
 Look for strays, "rc" tends to mean it can be purged (was to be removed, failed):
 
-```
+```bash
 apt-get autoremove --purge
 dpkg -l | grep -v ^ii
  ...
@@ -80,7 +80,7 @@ apt-get purge python
 
 Look for installed packages not in the repo anymore:
 
-```
+```bash
 aptitude search "?installed?not(?narrow(?installed,?origin(^Debian$)?archive(^stable)))"
 
 i A cpp-10                          - GNU C preprocessor
@@ -101,7 +101,7 @@ i A linux-image-5.10.0-26-amd64     - Linux 5.10 for 64-bit PCs (signed)
 
 Remove the packages which are safe and their unnecessary dependencies:
 
-```
+```bash
 apt-get remove --autoremove --purge cpp-10 gcc-10 gcc-10-base \
   gcc-9-base libbpf0 libdns-export1110 libffi7 libgcc-10-dev \
   libisc-export1105 libprocps8 libruby2.7 libsepol1 libssl1.1 \
@@ -110,7 +110,7 @@ apt-get remove --autoremove --purge cpp-10 gcc-10 gcc-10-base \
 
 Run a quick metadata clean on apt, it should show messages about deleting old index data, packages or other legacy data.
 
-```
+```bash
 apt-get autoclean
 ```
 

Diff-Lines.md

@@ -1,6 +1,6 @@
 One liner to diff lines one by one (handy for ldd output)
 
-```
+```bash
 #!/bin/sh
 
 diff --unchanged-line-format="" \