Tech Trek: A Software Engineer's Guide to Code and Beyond

Steps : *) Open the interfaces file :           sudo vi /etc/network/interfaces If you are using DHCP you will see the following lines :           auth eth0           iface eth0 inet dhcp  *) To make it static, Change the line iface eth0 inet dhcp to iface eth0 inet static and add the following just below it: address 10.35.34.209 (IP address that you need to set) netmask 255.255.255.0 (Default mask which in this case is the default class c subnet) gateway 10.35.34.1 (Typically your router’s IP address) network 10.35.34.0 (The network that this machine is running on) broadcast 10.35.34.255 Here is a screenshot of how it should look below : *) Once you save this file you need to restart your networking service.        sudo /etc/init.d/networking restart or         sudo service networking restart Note :   /etc/init.d/networking restart command i...

It was really a pain for me to work on Oracle VM, It won't allow you to use mouse or do copy-paste. So I decided to connect my local VM via SSH( Putty). Steps : 1.  In your VM box, Goto Settings -> Network ->Adapter 1 and select "Bridged Adapter" 2. In your Ubuntu Machine, Install "openssh-server"            sudo apt-get install openssh-server 3. Reboot the VM and Run "ifconfig" command in terminal and get "inet addr" of "eth0". 4. Open putty, Enter the IP address(IP of your VM machine ) , Select port as "22" and connection type as "SSH" and click on open button. 5. Enter your credential and you are done :)

To enable OAuth support for your client application, First we need to register our application on WSO2 Identity Server. Step to register Client App on WSO2 IS : Goto Management Console and Enter your username and password. By default its “admin”. Click Main button and then OAuth in Manage menu. Click on the Register New Application link on the OAuth Management page. Select OAuth 2.0 as the OAuth Version . Enter Application Name and your Callback Url . For this app to work use http://localhost:8080/playground/oauth2client .       5. Click on Add button , you will see your application under the OAuth                Management Page. Click on the WSO2 application and copy the Client ID, Client Secret, Access Token URL and Authorize URL. We need these values for our web app. You are done with the registration part..!!! Sample App wi...