added dev and debug shells

debug/default.nix

@@ -0,0 +1,19 @@
+with import <nixpkgs> { };
+
+stdenv.mkDerivation rec {
+  name = "debug";
+
+  nativeBuildInputs = with pkgs; [
+    hyfetch
+    qdirstat
+    vdpauinfo
+    libva-utils
+    glxinfo
+    acpi
+    lm_sensors
+    lshw
+    pciutils
+    usbutils
+    powertop
+  ];
+}

development/default.nix

@@ -0,0 +1,28 @@
+with import <nixpkgs> { };
+
+gcc11Stdenv.mkDerivation rec {
+#gccStdenv.mkDerivation rec {
+#clang16Stdenv.mkDerivation rec {
+  name = "devel";
+
+  nativeBuildInputs = with pkgs; [
+    git
+    ninja
+    git-lfs
+    jdk19
+    jetbrains.clion
+    jetbrains.pycharm-community
+    jetbrains.idea-community
+    scala_3
+    moreutils
+    hotspot
+    cmakeWithGui
+    gnumake
+    ccache
+    cudatoolkit_11
+    git
+    python3
+    linuxPackages.perf
+  ] ;
+  shellHook = ''export CXXFLAGS="-march=native -O3"'';
+}

development/nix-cmake

@@ -0,0 +1,32 @@
+#! /usr/bin/env cached-nix-shell
+#! nix-shell -p python3 -i python3
+
+# let's say you have a C++ project in Nix that you want to work on with CLion so that the Nix dependencies are available
+# put this script in your project directory
+# then, in Settings -> Build, Execution, Deployment -> Toolchains set CMake to this script
+# if you need any extra nix-shell arguments, add them to the invocation at the bottom
+
+# Adapted script from https://gist.github.com/chpatrick/61a5d486dd0d806bdf07e1b1ddc85ce5
+
+import os
+import sys
+import shlex
+
+scriptDir = os.path.dirname(os.path.realpath(__file__))
+
+args = list(map(shlex.quote, sys.argv[1:]))
+
+# Use the cmakeFlags set by Nix - this doesn't work with --build
+if "--build" not in args:
+  args.insert(0, "$cmakeFlags")
+  args.append("--no-warn-unused-cli")
+
+cwd = shlex.quote(os.getcwd())
+cmd = 'cd ' + cwd + ' && cmake ' + ' '.join(args)
+
+os.chdir(scriptDir)
+os.execvp("cached-nix-shell", [
+  'nix-shell',
+  '--pure',
+  '--run', cmd
+  ])