add

Category: Small Talks

Install latest Java and set Environment

1) Run below command to install java-8-openjdk-devel package.   sudo yum install java-1.8.0-openjdk-devel   2) Verify the installation by checking the java version.   $ java -version openjdk version “1.8.0_232” OpenJDK Runtime Environment (build 1.8.0_232-b09) OpenJDK 64-Bit Server VM (build 25.232-b09, mixed mode)   3) Setup Java Home and Path for all Unix users add a new script with any […]

Windows – Dealing with background Processes

you might be  working seriously on some installations stuff  or trying to set up a full stack that has many tools  to combine and configure which might result in lot of new processes and daemons that might need many resources on your machine. Most of the common issues we across are : Port conflicts between processes or we might want […]

How to configure SSH between Windows Host and Linux Guest O/S on Oracle Virtual Box

Due to various needs, we may in need of installing multiple operating systems for Lab setup or to test some virtualization tests or for implementing a client/server model. If we are using the Virtualization tools like Oracle Virtual box, its very clumsy to switch the host to guest opertaing system or switching between different operating systems in Oracle Virtual Box […]

utf8_ASCII

Useful Java functions that work on incoming char/Blob stream.

I Came across an integration problem days back where i had to work on integrating an application that supports all UTF-8 characters like emoji’s and ascent/descent problems. For example, source system could send a UTF-8 rich fancy gift card messages that includes many  emoji’s and fancy characters and the target system supports only a pure ASCII char set  between \x00 […]