some tweaks

.bash_profile

@@ -1,3 +1,7 @@
 if [[ -f "$HOME/.bashrc" ]]; then
-    . "$HOME/.bashrc"
+    source "$HOME/.bashrc"
 fi
+
+if [ -e "$HOME/.nix-profile/etc/profile.d/nix.sh" ]; then
+    source "$HOME/.nix-profile/etc/profile.d/nix.sh"
+fi # added by Nix installer

.config/htop/htoprc

@@ -3,7 +3,8 @@
 fields=0 48 39 2 46 47 1
 sort_key=46
 sort_direction=1
-hide_threads=0
+tree_sort_key=0
+tree_sort_direction=1
 hide_kernel_threads=1
 hide_userland_threads=1
 shadow_other_users=0
@@ -12,15 +13,27 @@ show_program_path=1
 highlight_base_name=0
 highlight_megabytes=1
 highlight_threads=1
+highlight_changes=0
+highlight_changes_delay_secs=5
+find_comm_in_cmdline=1
+strip_exe_from_cmdline=1
+show_merged_command=0
 tree_view=1
+tree_view_always_by_pid=0
 header_margin=1
 detailed_cpu_time=0
-cpu_count_from_zero=0
+cpu_count_from_one=1
+show_cpu_usage=1
+show_cpu_frequency=0
+show_cpu_temperature=0
+degree_fahrenheit=0
 update_process_names=0
 account_guest_in_cpu_meter=0
 color_scheme=0
+enable_mouse=1
 delay=15
 left_meters=LeftCPUs2 Memory Swap
 left_meter_modes=1 1 1
 right_meters=RightCPUs2 Tasks LoadAverage Uptime
 right_meter_modes=1 2 2 2
+hide_function_bar=0