diff --git a/common.nix b/common.nix
index def516e..0bdf099 100644
--- a/common.nix
+++ b/common.nix
@@ -341,7 +341,7 @@ in
     home.sessionVariables = {
       PAGER = "less -RFX --tabs=4";
       MANPAGER = "nvim +'setl filetype=terminal' +'Man!'";
-	  QT_QPA_PLATFORMTHEME = "qt5ct";
+      QT_QPA_PLATFORMTHEME = "qt5ct";
     };
 
     xdg.mimeApps = {
@@ -470,13 +470,14 @@ in
       bash # Compat
       jetbrains.idea-ultimate # IntelliJ Ultimate
       jetbrains.idea-community # IntelliJ Community
+      jetbrains.rust-rover # Rust IDE
       maven # Java Build tool
       jdk # Java development kit
       nixfmt-rfc-style # official nix formatter
       ripgrep # some nice grep alternative
       netcat-gnu # networking connection debugging
-	  libsForQt5.qtstyleplugin-kvantum # qt theme
-		libsForQt5.qt5ct # qt theme
+      libsForQt5.qtstyleplugin-kvantum # qt theme
+      libsForQt5.qt5ct # qt theme
     ];
 
     programs = {
@@ -487,6 +488,7 @@ in
         syntaxHighlighting.enable = true;
         autocd = true;
         shellAliases = {
+          g = "git";
           git-list-untracked = ''git fetch --prune && git branch -r | awk "{print \$1}" | egrep -v -f /dev/fd/0 <(git branch -vv | grep origin) | awk "{print \$1}"'';
           git-remove-untracked = ''git fetch --prune && git branch -r | awk "{print \$1}" | egrep -v -f /dev/fd/0 <(git branch -vv | grep origin) | awk "{print \$1}" | xargs git branch -d'';
         };
@@ -510,12 +512,17 @@ in
         userName = "Leon Wilzer";
         aliases = {
           ci = "commit";
+          ca = "commit --amend";
+          ri = "rebase -i";
           co = "checkout";
           s = "status";
           undo = "reset --soft 'HEAD^'";
-          a = "add";
+          a = "add -A";
           p = "push";
-          cl = "clone";
+          c = "clone";
+          cc = ''clone "$(wl-paste)"'';
+          d = "diff";
+          dh = "diff HEAD";
         };
         diff-so-fancy = {
           enable = true;
@@ -545,6 +552,7 @@ in
         in
         {
           enable = true;
+          package = pkgs.opensshWithKerberos;
           addKeysToAgent = "yes";
           matchBlocks = {
             "libre.moe *.libre.moe" = {
@@ -559,16 +567,18 @@ in
               user = "git";
               identityFile = "${sshDir}/github";
             };
-			"*.cs.upb.de *.cs.uni-paderborn.de" = {
-				extraOptions = {
-					"GSSAPIAuthentication" = "yes";
-					"GSSAPIDelegateCredentials" = "yes";
-				};
-				user = "lwilzer";
-			};
-			"*.cs.upb.de *.cs.uni-paderborn.de,!sshgate.*,!git.*" = lib.hm.dag.entryAfter ["*.cs.upb.de *.cs.uni-paderborn.de"] {
-				proxyJump = "sshgate.cs.uni-paderborn.de";
-			};
+            "*.cs.upb.de *.cs.uni-paderborn.de" = {
+              extraOptions = {
+                GSSAPIAuthentication = "yes";
+                GSSAPIDelegateCredentials = "yes";
+              };
+              user = "lwilzer";
+            };
+            "*.cs.upb.de *.cs.uni-paderborn.de,!sshgate.*,!git.*" =
+              lib.hm.dag.entryAfter [ "*.cs.upb.de *.cs.uni-paderborn.de" ]
+                {
+                  proxyJump = "sshgate.cs.uni-paderborn.de";
+                };
           } // config.programs.ssh.customMatchBlocks;
         };
 
@@ -689,23 +699,23 @@ in
       };
     };
 
-systemd.user.services = {
-	hyprpolkitagent = {
-		Unit = {
-    		Description = "hyprpolkit agent";
-	    	After = "graphical-session.target";
-    		WantedBy = [ "graphical-session.target" ];
-    		Wants = [ "graphical-session.target" ];
-		};
-		Service = {
-        Type = "simple";
-        ExecStart = "${pkgs.hyprpolkitagent}/libexec/hyprpolkitagent";
-        Restart = "on-failure";
-        RestartSec = 1;
-        TimeoutStopSec = 10;
-	  };
-  };
-};
+    systemd.user.services = {
+      hyprpolkitagent = {
+        Unit = {
+          Description = "hyprpolkit agent";
+          After = "graphical-session.target";
+          WantedBy = [ "graphical-session.target" ];
+          Wants = [ "graphical-session.target" ];
+        };
+        Service = {
+          Type = "simple";
+          ExecStart = "${pkgs.hyprpolkitagent}/libexec/hyprpolkitagent";
+          Restart = "on-failure";
+          RestartSec = 1;
+          TimeoutStopSec = 10;
+        };
+      };
+    };
 
     # This value determines the Home Manager release that your
     # configuration is compatible with. This helps avoid breakage
diff --git a/firefox.nix b/firefox.nix
index e71a91b..1276c34 100644
--- a/firefox.nix
+++ b/firefox.nix
@@ -60,7 +60,7 @@ in
         DontCheckDefaultBrowser = true;
         PrimaryPassword = false;
         OfferToSaveLoginsDefault = false;
-        DisableBuiltinPDFViewer = true;
+        #DisableBuiltinPDFViewer = true;
         PasswordManagerEnabled = false;
         DisableMasterPasswordCreation = true;
         AutofillAddressEnabled = false;