In this post, I will tell you how to fix the PHP error Unable to allocate memory for pool.
Sometimes, it’s useful to display the project version in your application. That version can be found in the MANIFEST.MF file. It’s located in every JAR or WAR file in the META-INF folder.
Sonar uses a Derby or H2 as default database. When running Sonar, it says that these databases may only be used for evaluation. Now, in this article, I will tell you how to change the default database and how to configure Maven to use it.
Is it possible to use json in combination with java? The answer is yes! You can easily parse json objects to java objects and vice-versa. To do so, you can use Google’s framework ‘gson’:
When you want to build, install, clean… maven. You have to run all the unit tests. The problem is when you have plenty of tests or database connections to test, the time that the build need is way too long. It is possible to build without running the tests. You can configure that in Eclipse:
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What if you have an object without ID. How do you know if that object already exists in the database?
When you do a simple Maven build and you get the following error:
When you test a DAO class. It is possible you insert or update test data in your database. Of course, we don’t want that. There is a possibility to rollback the transaction when your test is completed.
We use EasyMock to do so.