diff --git a/linux/linux disk.md b/linux/linux disk.md
index 837ba72..fe74afb 100644
--- a/linux/linux disk.md	
+++ b/linux/linux disk.md	
@@ -17,4 +17,8 @@ sudo ntfsfix /dev/sda2
 sudo ntfsresize --size 100G /dev/sda2 (-f)
 
 
-mkdir 
\ No newline at end of file
+mkdir 
+
+
+# folder size:
+du -hs 
\ No newline at end of file
diff --git a/linux/python env.md b/linux/python env.md
index 8fb6bf2..33c0dda 100644
--- a/linux/python env.md	
+++ b/linux/python env.md	
@@ -19,3 +19,6 @@ conda env remove --name petals
 conda install -c conda-forge nodejs
 conda update -c conda-forge nodejs
 
+# get package location
+pip show {package[pip]}
+