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SMPP Java Example(Client)

This post provides SMPP java example by creating a simple SMPP client that sends short messages to mobile subscriber.Using this client either we can make simple submit to send message to a single mobile subscriber or can broadcast a message to multiple mobile subscribers in one shot.Also, we will verify the delivery receipt. For the client purpose we will be ...

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Java API For Docker

If you use Docker, you should know that it has a client-server architecture. There is the docker command line tool, which sends all the commands (build, pull, run etc) to the Docker Host’s API; the command line tool is just an elegant wrapper so you don’t have to make raw HTTP calls yourself. This architecture gives a very convenient decoupling. ...

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Free eBook: Solving Java Application Errors in Production

What does it take to build an informed error handling workflow? Production exception handling is a dark science. Once your code gets out to production, any minor imperfection or glitch can translate to millions of log events. Especially if you’re using exceptions as part of the control flow. It’s the least explored subject matter, with the largest impact on how ...

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Tales from the Field: Migrating from Log4J to Log4J2

Discover faster, more efficient performance monitoring with an enterprise APM product learning from your apps. Take the AppDynamics APM Guided Tour! The AppDynamics Java agent, like many Java applications, uses logging extensively. We have used Log4J as our logging framework for many years. And while the latest release of Log4J was in 2012 – and the Apache Foundation announced end-of-life for ...

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MicroServices – Part 3 : Spring Cloud Service Registry and Discovery

spring-interview-questions-answers

In the microservices world, Service Registry and Discovery plays an important role because we most likely run multiple instances of services and we need a mechanism to call other services without hardcoding their hostnames or port numbers. In addition to that, in Cloud environments service instances may come up and go down anytime. So we need some automatic service registration ...

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Maven, Eclipse and Java 9

Anyone that uses the M2E(maven-to-eclipse) plugin in eclipse knows the issue where you have run a build, then update maven on your project only to have it reset the JRE and throw up a wall of project errors! I noticed the issue in the post I made on running Java EE 8 with Java 9 using Open Liberty The solution ...

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How Volatile in Java works? Example of volatile keyword in Java

How to use Volatile keyword in Java What is volatile variable in Java and when to use  the volatile variable in Java is a famous multi-threading interview question in Java interviews. Though many programmers know what is a volatile variable but they fail on second part i.e. where to use volatile variable in Java as it’s not common to have a ...

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