websocket closing connection automatically [closed]

In answer to your third question: your client wants to be able to cope with temporary network problems anyway, e.g. let’s say the user closes their laptop between meetings which hibernates it, or the network simply goes down temporarily. The solution is to listen to onclose events on the web socket client and when they … Read more

Is there a way to pass JVM args via command line to Maven? [duplicate]

I think MAVEN_OPTS would be most appropriate for you. See here: http://maven.apache.org/configure.html In Unix: Add the MAVEN_OPTS environment variable to specify JVM properties, e.g. export MAVEN_OPTS=”-Xms256m -Xmx512m”. This environment variable can be used to supply extra options to Maven. In Win, you need to set environment variable via the dialogue box Add … environment variable … Read more

Debugging Scala code with simple-build-tool (sbt) and IntelliJ

There’s a very convenient -jvm-debug flag in the official SBT packages for Mac, Linux & Windows. You can use the flag to specify the debug port: sbt -jvm-debug 5005 Under the covers, this starts the JVM for SBT with the typical verbose debugging incantation: -Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5005 You now can run your code as normal, for … Read more

Tomcat VS Jetty [closed]

I love Jetty for its low maintenance cost. It’s just unpack and it’s ready to roll. Tomcat is a bit high maintenance, requires more configuration and it’s heavier. Besides, Jetty’s continuations are very cool. EDIT: In 2013, there are reports that Tomcat has gotten easier. See comments. I haven’t verified that.

What’s the difference between Jetty and Netty?

Jetty is a lightweight servlet container, easy to embed within a java application, there is an easy to use jetty client also. Netty is an asynchronous event-driven network application framework. You can write your own servlet container or http client app with help of the Netty framework for example. Edit: Forgot to mention that Jetty … Read more

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