QUARTZ Quartz is a job scheduling library that can be integrated into a wide variety of Java applications. Quartz is generally used for enterprise class applications to support process workflow, system management (maintenance) actions and to provide timely services within the applications. Quartz also supports clustering. Quartz is an open-source product from the Terracotta
Static constraints or “state invariant” is used to check that an incoming transaction will not change a database into an invalid state. A static constraint is restriction states of database. Transition constraint is a rule that relates given states of database. A transition is a state transformation and can therefore be denoted by a pair of states. A transition constraint is a restriction defined on a
The assignment statement commands the computer to move data from one place to another. The assignment command is what distinguishes imperative programming languages from other programming languages. On the other hand, non-imperative programming language describes how the result should look like but not necessarily the procedures to achieve the desired result. Examples well-known non-imperative language are Ruby, R, Haskell and
The core aspect of this document is discussion on LLVM compiler framework and its sub projects Clang and SAFECode how these are used in this thesis and also the reason behind using Cygwin environment. IBM Rational Test RealTime tool for the unit testing of the automotive code to show the SAFECode compiler is more advantageous than a general C compiler. Which increases the code quality at the development
By keeping helper classes in a separate subdirectory, the model, view, and controller classes can remain lean and uncluttered. Question: What are the positive aspects of Rail? Answer: Rail provides many features like: • Meta-programming: Rail uses code generation but for heavy lifting it relies on meta-programming. Ruby is considered as one of the best language for Meta-programming. • Active Record: It saves object to the database through Active Record Framework.
Firstly, Google said it want to use the Java language to design its own virtual machine via its own software and to write its own implementations for the functions in the Java API that were key to mobile devices –it’s Google ‘s purpose of using Java API. However, Oracle alleged it serves the same purpose in Android as in Java-as part of a platform to develop and run applications. And the same purpose may have more conflicts because they may target the same
So, when we examine code quality we’ll have to think of it in two stages. First is basic code quality, which measures individual or small collections of coded components written in a single language or occupying a single tier in an application. The second is application quality, which analyzes the software across all of the application’s languages, tiers, and technologies to measure how well all of the app’s components come together to create operational performance and overall maintainability. We would be the first to shout that code quality is important, but high quality code by itself will not ensure a high quality application. Checking code quality can be as simple as running your thumb through the code; however, application quality problems are difficult to detect until components have been integrated with components from other tiers in the build process.
Interoperability Testing Interoperability testing is used to check the functionality of the system when it gets interact with other system. Interoperability testing is concerned whether the application can be successfully interacting with the other system or not. It has nothing to do with whether the communication between the two systems is logical or not. FOR EXAMPLE: Let us understand this with the help of an example, suppose we have an internet banking system and internet banking system interacts with different host like CORE BANKING SYSTEM (CBS), OCIS(Customer information system), Mortgage System , Loan System , FDI (Credit card system).Now the their interaction is governed through XML .Through interoperability testing will check whether
You will also able to know the concept of recursion with their advantages and disadvantages. In C Programming language, many ways of passing parameters. The function is a good programming concept which can be written using the reusable code and that code can be called if it is required. Whenever the function is called the sequence of executable statements will get executed. In this scenario, we have an opportunity is to pass few information to the function for processing is known as Argument.
The java core libraries allow developers to write their applications using the Java programming language. The Dalvik virtual machine is a kind of JVM that has been designed for use on the Android operating system. This Virtual machine can make use of the benefits that the Linux kernel on the bottom layer can provide. As mentioned earlier, some of the benefits used by the virtual machine are memory management, networking and process management etc. Another benefit of the Dalvik virtual machine is the benefit of garbage collection.