diff --git a/home-manager/home.nix b/home-manager/home.nix
index 926d43c..e3b885f 100644
--- a/home-manager/home.nix
+++ b/home-manager/home.nix
@@ -7,8 +7,8 @@ let
   mypkgs = import (pkgs.fetchFromGitHub {
     owner = "arielherself";
     repo = "mypkgs";
-    rev = "75f9b72";
-    hash = "sha256-vlfIPxOJ/wxlpLrOIUrxISzysFZ+kZ2nE/ELU2IaJqg=";
+    rev = "dc9d9be";
+    hash = "sha256-+SdZ8H4qAcLG6baYb1WU/Sd1Dgh2eo/DHmi2Ig7NAnI=";
   });
 in {
   nixpkgs.config.allowUnfree = true;
@@ -132,9 +132,9 @@ in {
     pkgs.clang-tools
     pkgs.lua-language-server
     pkgs.cmake-language-server
-    pkgs.nil  # Nix language server
+    pkgs.nil                                   # Nix language server
     pkgs.nodePackages.typescript-language-server
-    pkgs.nodePackages.vls  # Vue language server
+    pkgs.nodePackages.vls                      # Vue language server
     pkgs.nodePackages.prettier
     unstable.markdown-oxide
     pkgs.helix
@@ -152,20 +152,19 @@ in {
     pkgs.autoconf
     pkgs.automake
     pkgs.btop
-    pkgs.fx
+    pkgs.fx                                    # JSON pager
     pkgs.mtr
     pkgs.htop
     pkgs.gdb
     pkgs.dropbox
     pkgs.brightnessctl
     pkgs.psmisc
-    pkgs.xclip  # Clipboard support
+    pkgs.xclip                                 # Clipboard support
     pkgs.vulkan-tools
-    pkgs.lshw
+    pkgs.lshw                                  # Hardware info
     unstable._1password
     unstable._1password-gui
     pkgs.nix-index
-    pkgs.dua
     pkgs.rclone
 
     # Pwn
@@ -189,6 +188,7 @@ in {
     # Desktop management
     pkgs.xfce.thunar
     pkgs.baobab
+    pkgs.dua                                   # CLI disk usage
     pkgs.i3lock
     pkgs.flameshot
 
@@ -198,7 +198,7 @@ in {
     pkgs.sioyek
 
     # Multimedia
-    pkgs.kdePackages.gwenview
+    pkgs.kdePackages.gwenview                  # Image viewer
     pkgs.vlc
     pkgs.playerctl
     pkgs.ffmpeg
@@ -212,6 +212,11 @@ in {
     pkgs.telegram-desktop
     pkgs.discord
 
+    # Browser
+    pkgs.firefox-devedition
+    pkgs.chromium
+    mypkgs.thorium
+
     # Misc
     pkgs.fastfetch
     pkgs.onefetch
@@ -228,8 +233,6 @@ in {
     unstable.adwaita-icon-theme
     pkgs.adwaita-qt
     pkgs.adwaita-qt6
-    pkgs.firefox-devedition
-    mypkgs.thorium
     pkgs.wiki-tui
     pkgs.asciiquarium                          # Interesting
     pkgs.starship                              # Prompt bar
diff --git a/nixos/configuration.nix b/nixos/configuration.nix
index 348d506..36b0e74 100644
--- a/nixos/configuration.nix
+++ b/nixos/configuration.nix
@@ -167,6 +167,7 @@ in {
       "wheel"
       "wireshark"
       "vboxusers"
+      "networkmanager"
     ]; # Enable ‘sudo’ for the user.
     packages = with pkgs; [
       home-manager
@@ -218,6 +219,8 @@ in {
 
   programs.dconf.enable = true;
 
+  programs.nix-ld.enable = true;
+
   # List services that you want to enable:
 
   # Enable the OpenSSH daemon.
diff --git a/nvim/lua/config.lua b/nvim/lua/config.lua
index c62dc68..947f70a 100644
--- a/nvim/lua/config.lua
+++ b/nvim/lua/config.lua
@@ -484,6 +484,7 @@ local plugins = {
         end
     },
     { 'NStefan002/screenkey.nvim' },
+    { 'kosayoda/nvim-lightbulb' },
 }
 require("lazy").setup(plugins, {})
 
@@ -1175,3 +1176,7 @@ require("telescope").setup {
 require('mini.trailspace').setup {}
 
 require('lsp_lines').setup {}
+
+require("nvim-lightbulb").setup {
+    autocmd = { enabled = true }
+}
diff --git a/nvim/lua/snippets/fft.lua b/nvim/lua/snippets/fft.lua
new file mode 100644
index 0000000..69fe7dd
--- /dev/null
+++ b/nvim/lua/snippets/fft.lua
@@ -0,0 +1,51 @@
+return [=[
+void fft(vector<complex<ld>>& y, bool idft) {
+    int n = y.size();
+    vector<int> rev(n);
+    for (int i = 0; i < n; ++i) {
+        rev[i] = rev[i >> 1] >> 1;
+        if (i & 1) {
+            rev[i] |= n >> 1;
+        }
+    }
+    for (int i = 0; i < n; ++i) {
+        if (i < rev[i]) {
+            swap(y[i], y[rev[i]]);
+        }
+    }
+    for (int h = 2; h <= n; h <<= 1) {
+        complex<ld> wn(cos(2 * M_PI / h), sin(2 * M_PI / h));
+        for (int j = 0; j < n; j += h) {
+            complex<ld> w(1);
+            for (int k = j; k < j + h / 2; ++k) {
+                complex<ld> u = y[k], t = w * y[k + h / 2];
+                y[k] = u + t;
+                y[k + h / 2] = u - t;
+                w *= wn;
+            }
+        }
+    }
+    if (idft) {
+        reverse(y.begin() + 1, y.end());
+        for (int i = 0; i < n; ++i) {
+            y[i] /= n;
+        }
+    }
+}
+
+vector<int> multiply(const vector<int>& a, const vector<int>& b) {
+    vector<complex<ld>> A(a.begin(), a.end()), B(b.begin(), b.end());
+    int n = 1;
+    while (n < a.size() + b.size()) n <<= 1;
+    A.resize(n), B.resize(n);
+    fft(A, false), fft(B, false);
+    for (int i = 0; i < n; ++i) {
+        A[i] *= B[i];
+    }
+    fft(A, true);
+    vector<int> res(n);
+    transform(A.begin(), A.end(), res.begin(), expr(int(round(x.real())), auto&& x));
+    return res;
+}
+
+]=]
diff --git a/nvim/lua/snippets/init.lua b/nvim/lua/snippets/init.lua
index bfd6f4f..c75e6fa 100644
--- a/nvim/lua/snippets/init.lua
+++ b/nvim/lua/snippets/init.lua
@@ -300,3 +300,29 @@ ls.add_snippets(nil, {
         })
     }
 })
+
+local fft = require('snippets.fft')
+ls.add_snippets(nil, {
+    cpp = {
+        snip({
+            trig = 'fft',
+            namr = 'fft',
+            dscr = 'FFT',
+        },{
+            text(lines(fft))
+        })
+    }
+})
+
+local ntt = require('snippets.ntt')
+ls.add_snippets(nil, {
+    cpp = {
+        snip({
+            trig = 'ntt',
+            namr = 'ntt',
+            dscr = 'NTT',
+        },{
+            text(lines(ntt))
+        })
+    }
+})
diff --git a/nvim/lua/snippets/ntt.lua b/nvim/lua/snippets/ntt.lua
new file mode 100644
index 0000000..c66cccf
--- /dev/null
+++ b/nvim/lua/snippets/ntt.lua
@@ -0,0 +1,64 @@
+return [=[
+template <ll M>
+void ntt(vector<MLL<M>>& y, bool idft) {
+    using mll = MLL<M>;
+
+    int n = y.size();
+    vector<int> rev(n);
+    for (int i = 0; i < n; ++i) {
+        rev[i] = rev[i >> 1] >> 1;
+        if (i & 1) {
+            rev[i] |= n >> 1;
+        }
+    }
+    for (int i = 0; i < n; ++i) {
+        if (i < rev[i]) {
+            swap(y[i], y[rev[i]]);
+        }
+    }
+    vector<mll> roots = { 0, 1 };
+    if (roots.size() < n) {
+        int k = lsp(roots.size());
+        roots.resize(n);
+        for (; (1 << k) < n; ++k) {
+            mll e = qpow<mll>(31, 1 << lsp(M - 1) - k - 1);
+            for (int i = 1 << k - 1; i < (1 << k); ++i) {
+                roots[2 * i] = roots[i];
+                roots[2 * i + 1] = roots[i] * e;
+            }
+        }
+    }
+    for (int h = 2; h <= n; h <<= 1) {
+        for (int j = 0; j < n; j += h) {
+            for (int k = j; k < j + h / 2; ++k) {
+                mll u = y[k], t = roots[k - j + h / 2] * y[k + h / 2];
+                y[k] = u + t;
+                y[k + h / 2] = u - t;
+            }
+        }
+    }
+    if (idft) {
+        reverse(y.begin() + 1, y.end());
+        for (int i = 0; i < n; ++i) {
+            y[i] /= n;
+        }
+    }
+}
+
+template <ll M>
+vector<MLL<M>> multiply(const vector<MLL<M>>& a, const vector<MLL<M>>& b) {
+    using mll = MLL<M>;
+
+    vector<mll> A(a.begin(), a.end()), B(b.begin(), b.end());
+    int n = 1;
+    while (n < a.size() + b.size()) n <<= 1;
+    A.resize(n), B.resize(n);
+    ntt<M>(A, false), ntt<M>(B, false);
+    for (int i = 0; i < n; ++i) {
+        A[i] *= B[i];
+    }
+    ntt<M>(A, true);
+    return A;
+}
+
+]=]
diff --git a/xournalpp/settings.xml b/xournalpp/settings.xml
index b95f415..0359c05 100644
--- a/xournalpp/settings.xml
+++ b/xournalpp/settings.xml
@@ -59,7 +59,7 @@
   <property name="disableAudio" value="false"/>
   <!--Hides scroolbars in the main window, allowed values: "none", "horizontal", "vertical", "both"-->
   <property name="scrollbarHideType" value="none"/>
-  <property name="autoloadMostRecent" value="true"/>
+  <property name="autoloadMostRecent" value="false"/>
   <property name="autoloadPdfXoj" value="true"/>
   <property name="defaultSaveName" value="%F-Note-%H-%M"/>
   <property name="defaultPdfExportName" value="%{name}_annotated"/>