You go to any Java interview, senior or junior, experience or freshers, you are bound to see couple of questions from thread, concurrency and multi-threading. In fact this built-in concurrency support is one of the strongest point of Java programming language and helped it ...
This core Java question is followup of previous question and expecting candidate to write Java singleton using double checked locking. Remember to use volatile variable to make Singleton thread-safe. check 10 Interview questions on Singleton Pattern in Java for more details and questions answers 12....
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Memory management is an important part of managing the runtime of Java-based applications and microservices. Those interested in landing a job that involvesJava performance tuningneed to be able to answer these Java garbage collection interview questions....
This article will focus on the high-performance secrets behind the Triple protocol, including valuable performance tuning tools, techniques, and code implementations.
E[After Tuning] -->|30% CPU| B E -->|20% Memory| C E -->|10% IO| D 排错指南 当面试过程中遇到问题时,排错是必不可少的。我准备了一份思维导图,明确排查路径,以便于快速定位问题: DebuggingStepsTroubleshootQuestionsUnderstandRequirementsCollectLogsAnalyzeCheckforExceptionsReviewCodeFixImplementChange...
When it comes to performance tuning an environment, often the first place to start is with the database. The reason for this is that most applications
In much the same way, I spend the first day of a tuning engagement interviewing my clients. During this interview, I look for known problems as well as architectural decisions that may negatively affect the performance of the application. With an understanding of the application architecture and ...
Download the white paper on performance tuning SQL Server from Microsoft web site. Don't forget to check out sql-server-performance.com 5. What are the steps you will take, if you are tasked with securing an SQL Server? Again this is another open ended question. Here are some things you...
To summarize, performance tuning often requires that I touch code, which is not much different from refactoring. All of the arguments that the Agile crowd put forth -- loose coupling, simple code, following good design patterns, having good unit testing in place, automated builds, and so on ...