An Open-Source tool for Glassfish Performance Monitoring [closed] - performance

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Closed 10 years ago.
It seems the Glassfish Performance Monitor is commercial. When I wanted to download it from Oracle website it shown me a restriction.
Would you please suggest me an open-source monitoring tool for glassfish V3?
RGDS

I highly recommend Visual VM with the Glassfish plugin. Having purchased the GF Performance Monitor (which isn't open source or updated) I can say Visual VM does a better job. BTW, the GF plugin was written by the same folks who wrote the GF Performance Monitor.
https://visualvm.dev.java.net/

JavaMelody is another open-source monitoring tool for webapps.

Lightfish http://www.adam-bien.com/roller/abien/entry/lightfish_an_opensource_glassfish_monitoring by Adam Bien.

I don't know Glassfish very well, but do you look at somthing like Sun GlassFish Enterprise Manager Performance Monitor in an Open Source version?
You can maybe found some interesting thing here:
New Monitoring Capabilities in GlassFish v3
Monitoring in GlassFish v3 Prelude

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old jre 1.3 on windows 8 [closed]

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Closed 9 years ago.
We have a very old client-server application that uses JRE 1.3, it's network communication is based on sockets and has a desktop client, my boss is asking me to investigate the chance to install it on windows 8.
I donĀ“t have a windows 8 at hand, so has someone tried to do such thing?
The desktop app is really huge, so upgrading it, is not an option.
Java strives to keep very strict backwards compatibility, so I would try to install the latest Oracle Java JRE version on the Windows 8 machine and execute the application on that.
Chances are it will work out of the box.
As Andrea says in another answer, backwards compatibility is very important in Java. However things do get deprecated and potentially eventually removed.
You may want to review the following, lists of things deprecated in the various java versions in case something in there is core to how your application works.
Java 7:
http://docs.oracle.com/javase/7/docs/api/deprecated-list.html
Java 6:
http://docs.oracle.com/javase/6/docs/api/deprecated-list.html
Java 5:
http://docs.oracle.com/javase/1.5.0/docs/api/deprecated-list.html
Java 4:
http://docs.oracle.com/javase/1.4.2/docs/api/deprecated-list.html

What is the most suitable development framework for apache hadoop? [closed]

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Closed 10 years ago.
I want to start development on some big data application based on apache hadoop. I want to know what is the best way to start development hadoop for novice. what are the available development framework and tools other than the Apache hadoop core ?
Further, Is there a good tutorial on Spring hadoop development on eclipse ?
Eclipse is just fine for hadoop development. In my expierance you do not need nothing special above of Java dev environment. Hadoop has very nice local mode when all deamons are running in one process and you can easily debug your MapReduce code.
In practice it is usually enough to debug 99% of problems.
It is also possible to set up Hadoop dev environment with Eclipse on Windows. You will need cygwing, but aside of it is easy.

Alternative to OSGi? [closed]

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Closed 10 years ago.
I need to implement a remote management system that does the following tasks on remote devices-
1) Install Software,Firmware.
2) Install Upgrades of the Software,Firmware.
3) Monitor the state of the installed software,Firmware.
OSGi can be one of the framework to achieve this, but it only supports bundles written in Java(implementations for C/C++ are available but they are not matured). I was wondering if there are any other alternatives that can manage software written in any language.
I've seen this question come up from time to time, but I don't think there is, and I doubt there will be,especially on mobile devices. Getting an API that 'feels good' regardless of language is pretty much impossible, and you need to interface with how a particular platform handles its updates. Provisioning OSGi components is just fundamentally different than updating an iOS app.
Then again, I'd love to be proven wrong on this one;-)
maybe you could have a look on MEF (Managed Extensibility Framework). Its for dotNet development and similar to OSGi. But I am more familar to OSGi as to MEF so I cannot tell the differences. I only heard from a C# pro that they have MEF instead of OSGi ^^

Shared hosting providers supporting RavenDB [closed]

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Closed 10 years ago.
I setup an AppHarbor application only to find out that it does not support embedded RavenDB. It looks like it may be coming soon to AppHarbor. In the mean time, all it does is throw an error as shown here.
Does anyone have any recommendations for shared hosting providers that support RavenDB? I am working on a small project, so free would be awesome (which is why I looked towards AppHarbor).
AppHarbor now has a great RavenDB add-on from the guys at RavenHQ.
I have already reported and discussed the issue on the RavenDB mailing list (hint).
http://groups.google.com/group/ravendb/browse_thread/thread/af98f98a35289ad1/f9e040d8acfd0c72
You do understand that every deploy (and even possibly between deploys) that your data will be wiped/reverted to the source control version?
If that is fine and the data set is small, run RavenDB in-memory mode and seed the data to it.
Else as you mention RavenNest (hosted RavenDB for AppHarbor) is coming soon, Ayende and team are testing it internally I last heard.
You can try www.winhost.com as described here:
How can I run RavenDB in a shared hosting environment?
It has the so desired Full Trust Allowed which is something one should look for in the case of RavenDB to avoid the current security permissions problems...
NOTE: I just tried this host and can confirm that it works great with RavenDB in Full Trust... :-)

What is a good service that offers registration code and activation services for Cocoa/OSX applications? [closed]

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Closed 9 years ago.
I have a completed Cocoa application and would like to sell it. I have found many services that will sell your application, but not many that will also handle activation. Are there any services that will integrate activation into the installation file or are there any services that are easy to integrate (hopefully will take at max an hour to implement)? For example, SoftwareKey looks good, but it is only for Windows.
Thanks for your help in advance.
If you're talking about in-application purchase of Mac-based Cocoa applications, there's Golden % Braeburn and the new open source Cocoa Boutique. Kagi and eSellerate are also popular services for paying to activate Mac software.
I am not aware of a service that does both, but there are options such as the AcquaticPrime framework to take care of the licensing part. This question on StackOverflow may be helpful for you.
If you can write your own key generator then e-junkie is a cheap and easy to use system that can process payments and issue codes. With a bit of creativity you can even use a spreadsheet to generate pre-generated codes, then it's just writing the activation code in Cocoa. Took me no more than a couple of hours.

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