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50 Common Java Errors and How to Avoid Them (Part 1)

If you’re working with .NET, you should also check out our guide to the 50 most common .NET software errors and how to avoid them. But if your ... an initial value is part of an if statement. This often happens when the Java code tries to use a type ... read more

Java programming with JNI

not = (*env)->CallStaticBooleanMethod(env, cls, mid, 1); 41. printf("Result of booleanMethod: %d\n", not); 42. } 43. } 44. 45. (*jvm)->DestroyJavaVM(jvm); 46. return 0; 47/ } 48. else 49. return -1; 50 ... avoid some of the more common errors. Calling Java ... read more

50 Servlet Interview Questions and Answers

Servlets are very important topic of Java EE and all of the web applications framework such as Spring and Struts are built on top of it. This makes servlet interview questions a hot topic in interviews. Here I am providing a list of 50 servlet interview ... read more

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Understanding Inheritance in Java

Because reflection is of greater interest to tool builders than to application programmers, you can probably glance over that part of the chapter upon ... explicitly, then the Java compiler reports an error. 1. import java.util.*; 2. 3. read more

The Ten Most Common Mistakes Made By Corporate Adopters of Business Rule Management Systems (BRMS): And How to Avoid Them (Part 2)

(Figure 1 ... 50% into the project. 2. Lack of Business Involvement It is a sad fact that many BRMS deployments have little genuine, day-to-day involvement by business analysts, despite the fact that control of business policy by the business is part ... read more

An ounce of prevention: Avoid J2EE data layer bottlenecks

Figure 1. J2EE application server bottleneck. Click on thumbnail to view full-sized image. This article defines the three most common causes of application data bottlenecks and offers a proactive approach for eliminating them ... is the 50/50 rule. read more

Java 8 Tutorial

As we'll see in the next section, there's a much nicer way of implementing single method objects in Java 8. The java compiler is aware of the parameter types so you can skip them as well ... and throws a compiler error as soon as you try to add a second ... read more

50 Top Server Monitoring & Application Performance Monitoring (APM) Solutions

Providing thousands of customers worldwide with easy-to-use, cost-effective performance management services, Traceview solutions are bridging the divide between applications and networks, and the IT organizations managing them. Cost: $39.50/host/month 5. read more

Apple's new Swift programming language takes flight with Getty Images, American Airlines, LinkedIn, and Duolingo

Swift intends to accelerate code writing, introduces modern programming concepts and aims to prevent common errors that can lead to app crashes ... adopt and quickly become productive. That comes in part from elements it borrows from existing languages ... read more

Top 50 Spark Interview Questions and Answers for 2017

In collaboration with and big data industry experts -we have curated a list of top 50 Apache Spark Interview Questions and Answers that will help students ... in parallel while executing. The most common way is to avoid operations ByKey, repartition ... read more


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