jdupes: add page (#3857)

pages/common/jdupes.md

@@ -0,0 +1,28 @@
+# jdupes
+
+> A powerful duplicate file finder and an enhanced fork of fdupes.
+> More information: <https://github.com/jbruchon/jdupes>.
+
+- Search a single directory:
+
+`jdupes {{directory}}`
+
+- Search multiple directories:
+
+`jdupes {{directory1}} {{directory2}}`
+
+- Search all directories recursively:
+
+`jdupes --recurse {{directory}}`
+
+- Search directory recursively and let user choose files to preserve:
+
+`jdupes --delete --recurse {{directory}}`
+
+- Search multiple directories and follow subdirectores under directory2, not directory1:
+
+`jdupes {{directory1}} --recurse: {{directory2}}`
+
+- Search multiple directories and keep the directory order in result:
+
+`jdupes -O {{directory1}} {{directory2}} {{directory3}}`