Tech Talk

How to get my linux box IP Address? /sbin/ifconfig - Use this command to get it :)  /sbin/ifconfig | less Under Linux based systems you can use:  ip addr show mount/umount Use this command to mount an external drive/folder

When we are running testng ant tasks we might get this error:  "Reference testng-impl-classpath not found" You should look at the testng.xml file you are using for testng to pick up your classes from!!! Like mine has the following:                          Now you should check if your classes mentioned in the file are found at the exact path.. I have a mistake in the path. My classes are found under Panels.LeftPanels.Barrel.TestBookBox Thus the error. So solution: Check if you have any mistake in the class path you mentioned!!!!

When we are trying to access another linux box using ssh we might get this error: ssh error: connection refused on 22 Hit this command: ps aux | grep ssh If you get two entries which list sshd and ssh-agent then it means ssh is running on your machine Kill those connections Start your ssh again This should resolve the issue!!!! If you have resolved it in any other way, please leave a comment. Thanks!

Its quite useful to work with user defined properties using ANT. Lets say you have a build.xml in which you want to run a target based on a user input...In my case I want to decide on which URL to pass to Selenium based on the user selection of the stage to run the tests against... Add the following to the build.xml:  Now you can access the property from your program as  String urlString = System.getProperty("url"); If you are using TestNG framework, then you should add the property to your ant task in the build.xml file as:          To send this property from command line, you should send the property as  -Durl=

Want to know your system name? /bin/uname -n Know where you are in your file system:  pwd  The command will print Present Working Directory How do you create a shortcut in linux? ln How to extract compressed files? tar Downloading from a link can't be faster on any other OS :)  wget Forgot which commands you ran? history Want to see whats your disk space usage? df  df -h gives human formatted listing Most important command to know more about the above commands - Need more help about the commands? man