Terminal command to batch rename files.

batch rename

// To view what files will change to run
for file in *; do mv echo "$file" "${file/part of the file you want removed/}"; done

// To actually run the command
for file in *; do mv "$file" "${file/part of the file you want removed/}"; done

// This will cut everything before the first dot and appends .mov
for i in *; 
do j=`echo $i | cut -d . -f 1`; 
j=$j".mov";
mv $i $j; 
done

// This will cut everything before the first hyphen and appends .jpg
for i in *; 
do j=`echo $i | cut -d - -f 1`; 
j=$j".jpg";
mv $i $j; 
done