Unix commands - maven and file listing

Maven command to run java program

mvn exec:java -Dexec.mainClass="com.lochbridge.hadoop.NewCollectDriver" -Dexec.args="Sample.txt trips"  -Dlog4j.configuration=log4j.properties


Unix command to find non-zero files created today

find -maxdepth 1 -size +0 -mtime -1

List files details 

ls -al 

ls -al file1 file2 file3

Merge multiple files

cat file1 file2 file3 >ResultFile