update devices page

Devices.md

@@ -1,4 +1,4 @@
-Some information on the devices that I use daily. Donations for better hardware can be done though Twitch or though GPay (email me or reach me on Discord for more information)
+Some information on the devices that I use daily.
 
 ## Main Desktop Setup
 
@@ -44,10 +44,6 @@ Some information on the devices that I use daily. Donations for better hardware
     - Ubuntu 25.04 512 GB SSD M.2 2242 NVMe Gen 4
     - RAM: 16GB LPDDR4X-4266MHz
 
-- [Pinebook Pro](https://www.pine64.org/pinebook-pro/)
-    - Hostname: Jaal
-    - NixOS 24.05: 128GB eMMC
-
 ## Server
 
 - [2U Micro ATX Rackmount Chassis](https://www.amazon.com/dp/B0D41ZJH3D)
@@ -59,15 +55,9 @@ Some information on the devices that I use daily. Donations for better hardware
     - NixOS 25.05: Samsung 256GB M.2 NVMe
     - Media: 2x WD 1TB 3.5" SATA
 
-## Tablets
+## Tablet
 
-- [Google Slate i5](https://support.google.com/pixelslate/answer/9131920?hl=en)
-    - Hostname: Grunt
-    - Firmware: Coreboot 24.05
-    - OS: NixOS 24.11
-- iPad Mini 7th Gen
-- [Lenovo IdeaPad Duet](https://www.google.com/intl/en_us/chromebook/device/lenovo-chromebook-duet/)
-    - OS: postmarketOS v24.06 with GNOME
+- [iPad mini 7th Gen](https://en.wikipedia.org/wiki/IPad_Mini_(7th_generation)
 
 ## Keyboards
 
@@ -79,7 +69,7 @@ Some information on the devices that I use daily. Donations for better hardware
     - Switches: Kailh Royal
 - [System76 Launch Lite](https://tech-docs.system76.com/models/launch_lite_1/README.html)
     - Keycaps: Original
-    - Switches: Kailh Copper
+    - Switches: [Kailh Copper](https://www.microcenter.com/product/649468/glorious-kailh-mechanical-keyboard-switches-copper)
 
 ## Phones
 

Linux/nix-tips-and-tricks.md

@@ -1,11 +1,19 @@
 # Nix Package Manager
 
-## Managing packages
+## Add packages
 
 ```bash
 nix-env -iA nixpkgs.<packagename>
 ```
 
+# Nix Package Manager from Determinate Nix
+
+## Add packages
+ 
+```bash
+nix profile add nixpkgs#package-name
+```
+
 # NixOS
 
 ## Updating a Flake based system
@@ -18,18 +26,7 @@ sudo nixos-rebuild switch
 ## Updating a non-Flake based system
 
 ```bash
-sudo nixos-rebuild switch
+sudo nixos-rebuild switch --upgrade
 ```
 
 You can use `boot` instead of `switch` for the system to boot into the new generation on reboot instead.
-
-# Contributing to nixpkgs
-
-## Updating packages that you maintain
-
-```bash
-git checkout -b bump-mypkg
-nix-shell -p nix-update --run 'nix-update <pkg> --commit'
-nix-build -A <pkg> # ensure it builds
-git push <fork> bump-mypkg
-```