updated path manipulation, ijm

Updated with composing of new file names based on the python ex.

Also removed use of File.separator as getDirectory already returns a
trailing separator (at least on mac).

_includes/string_concat/manipulating_file_paths.ijm

@@ -1,5 +1,18 @@
 // manipulating file paths
 tmpFolder = getDirectory("temp");
+print(tmpFolder);
 fileName = "nuclei.tif";
-path = tmpFolder + File.separator + fileName;
+path = tmpFolder + fileName;
 print(path);
+
+// Let's create a file name for a label image derived from the nuclei.tif
+// such the file name will be nuclei_labels.tif.
+filenameWithoutExtension = File.getNameWithoutExtension(path);
+print(filenameWithoutExtension)
+labelsPath = tmpFolder + filenameWithoutExtension + "_labels.tif";
+print(labelsPath);
+
+// Now we want to create a file name for a .csv file, that shares the
+// file name up to the extension.
+csvPath = tmpFolder + filenameWithoutExtension + ".csv";
+print(csvPath);