Blog Archives
Page 1 of 76
1 2 3 76

Spring batch industrial strength tutorial – part2

This assumes that you have read the spring batch beginner tutorial & industrial strength part 1. This is the final part. Step 1: The annotated Java classes are referenced directly due to following line in the batch-context.xml Step 2: You define the batch job as shown below. … Read more...

Members Only Content

Free Trial | Log In | Register | Home


“IT Jobs or programming jobs wanted” forums tips to standout from your competition

I often see in  “IT Jobs Wanted” or “programming jobs wanted” forums, where potential job seekers don’t really take the effort to promote themselves more effectively. Firstly, they post their threads with very ordinary titles like “Java Job Wanted” and “SCJP looking for Java Work”. Secondly, if you click on...

Members Only Content

Free Trial | Log In | Register | Home


♦ 9 JNDI and LDAP interview Q&A

Q1. What is JNDI? And what are the typical uses within a JEE application? A1. JNDI stands for Java Naming and Directory Interface. It provides a generic interface to LDAP (Lightweight Directory Access Protocol) and other directory services like NDS (Novell Directory Service), … Read more ›...

Members Only Content

Free Trial | Log In | Register | Home


♦ JavaScript mistakes interview Q&A

Q1. What are the common JavaScript errors or bad practices that you have noticed? A1. 1) Not having proper namespaces and not using AMD (i.e. Asynchronous Model Definition) API to modularize the Java code for improved maintainability. … Read more ›...

Members Only Content

Free Trial | Log In | Register | Home


♦ Splitting input text & string processing coding Q&A

Q1. Can you write code to extract numbers from a given input text and return the sum of those numbers? Example: “1 some text 2 more text 4 more text 8” should return 15 as the sum. A The key steps are: 1. … Read more ›...

Members Only Content

Free Trial | Log In | Register | Home


♦ 12 Java design patterns interview Q&As

Java Design Patterns Interview Questions Links: Why do Proxy, Decorator, Adapter, Bridge, and Facade design patterns look very similar? What are the differences? | Builder pattern and immutability in Java | Flyweight pattern and improve memory usage & performance | Java ExecutorService with strategy design pattern | Java dynamic proxy...

Members Only Content

Free Trial | Log In | Register | Home


♦ 15 Java old I/O and NIO (i.e. New I/O) interview Q&As

Q1. What is the purpose of Java I/O System? A1. The purpose is to provide an abstraction for all types of I/O like memory, file, directory, network, and pipe. Pipes in Java IO provides the ability for two threads running in the same JVM to communicate with each other. …...

Members Only Content

Free Trial | Log In | Register | Home


♦ 18 Agile Development interview Q&A for Java developers

Q1. What are the typical roles and responsibilities of an agile core team? A1. The Product Owner represents the stakeholders and is the voice of the customer. He or she is accountable for ensuring that the team delivers value to the business. The Product owner writes typically the user stories,...

Members Only Content

Free Trial | Log In | Register | Home


♦ 20 Groovy closure interview Q&As with examples

Method Vs. Closure Q1. What are the differences between a method and a closure? A1. Both methods and closures add behavior, and they basically have a block of code containing expressions and statements within two curly brackets i.e. {…} . … Read more ›...

Members Only Content

Free Trial | Log In | Register | Home


♦ 3 Java class loading interview Q&As to ascertain your depth of Java knowledge

Q1. What do you know about Java class loading? Explain Java class loaders? A1. Class loaders are hierarchical. Classes are introduced into the JVM as they are referenced by name in a class that is already running in the JVM. So, how is the very first class loaded? … Read...

Members Only Content

Free Trial | Log In | Register | Home


♦ 4 JSF interview Q&A

Q1. What are the 6 key phases of JSF? What other frameworks would you use with JSF, and in which phases do they fit in? A1. JavaServer Faces (JSF) brings a new paradigm to developing Web-based applications in Java. However, it has a number of gaps in its out-of-the-box state....

Members Only Content

Free Trial | Log In | Register | Home


♦ 6 JSON interview Q&As

Q1. What is JSON and how does it differ from an XML? A1. JSON (JavaScript Object Notation) is a lightweight, text-based, language-netral like XML, but less verbose than XML data exchange format. JSON is used in Web services to exchange data between client and server. … Read more ›...

Members Only Content

Free Trial | Log In | Register | Home


♦ 9 Groovy meta programming interview Q&As

Q1. Is Groovy a dynamic programming language? What does “dynamic programming” mean? A1. Yes, Groovy is a dynamic programming language, and the meta programming is the one that gives this dynamic behavior. Dynamic programming means to change code at runtime or compile-time. … Read more ›...

Members Only Content

Free Trial | Log In | Register | Home


Page 1 of 76
1 2 3 76

Why wait 5-10 when you can fast-track in 1-2 ?

open all | close all
Top