With this Java test, you can assess the skills of prospective candidates before ever inviting them to an interview. The exam consists of 20 questions compiled by a group of experts in the Java programming language and covers a broad spectrum of Java know
Most of the java programmer fail here if they have mugged up the singleton code because you can ask lots of follow-up question based upon the code they have written. I have seen many programmer write Singleton getInstance() method with double checked locking but they are not really familiar ...
28. What are java beans? JavaBeans is a portable, platform-independent component model written in the Java programming language, developed in collaboration with industry leaders. It enables developers to write reusable components once and run them anywhere -- benefiting from the platform-independent p...
For example, when I was optimizing a system written by a company in Germany, I changed the String addition to use StringBuffer after we had optimized the architecture and design of the system and wanted to improve things a bit. Don't read too much into microbenchmarks. Performance ...
Within the parts of the SDK written in Java things are simpler, since Java specifies the sizes of its primitive data types precisely. However even some Java code needs updating, such as when a Java int is used to store a value passed to it from a part of the implementation written in ...
An easier way to build and run java-tron is to usestart.sh.start.shis a quick start script written in the Shell language. You can use it to build and run java-tron quickly and easily. Here are some common use cases of the scripting tool ...
Code design patterns deal with how code is being written at a granular level within the chosen architectural style. For example, the architect has made the blueprint and building is being built accordingly but this blueprint doesn’t tell you which materials to use, you might have to choose ...
JMS clients are the programs or components, written in the Java programming language, that produce and consume messages. Any Java EE application component can act as a JMS client. Messages are the objects that communicate information between JMS clients. Administered objects are preconfigured JMS obje...
The Java Message Service (JMS) API allows applications to create, send, receive, and read messages. It defines a common set of interfaces and associated semantics that allow programs written in the Java programming language to communicate with other messaging implementations. ...
Written by Google, the Google HTTP Client Library for Java is a flexible, efficient, and powerful Java library for accessing any resource on the web via HTTP. The library has the following features: Pluggable HTTP transport abstraction that allows you to use any low-level library such as java...