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It’s one of the important topics for java interview questions. Here I am listing some important java collections interview questions and answers to help you in the interview. This is directly coming from my 14+ years of experience in Java programming.Java Collections Interview QuestionsWhat are ...
Moreover, the question as stated is ambiguous in various ways, forcing the candidate to ask follow-up questions.Possible answersBefore coding the solution, interview candidates are expected to ask some follow-up questions. In particular:Should a run be encoded even if it makes the resulting ...
There was one interesting problem I have encounter while preparing for a multithreading coding interview. Question: We have an application for which we need to implement RateLimiter, Rate Limiter is an interface which will play a role to limit the number of Request client send to Server in a...
Does how I dress matter in an interview? Does the Company I work for matter? Should I bring copies of my resume to an interview? Negotiating an offer for a new job Puzzles Cutting a cake into 8 pieces Puzzles Interview Questions And Answers Minimum guesses to find a # from 1 to 1000...
1) 调用方法的时候返回布尔值来代替返回null,这样可以NullPointerException。由于空指针是java异常里最恶心的异常,你可以参考一下下面的技术文章coding best practices to minimize NullPointerException。去看看里面具体的例子。 2) catch块里别不写代码。空catch块是异常处理里的错误事件,因为它只是捕获了异常,却没有任...
Java SE 8 Date and Timeby Ben Evans and Richard Warburton Why do we need a new date and time library? Java 8 Date and Time APIwith Jim Gough Live Coding on the Java 8 Date and Time API with Jim Gough from the London Java Community (LJC). ...
8. What is a clause in an SQL query? A clause is a part of the query that performs various tasks. Every keyword in SQL query forms a different clause. These clauses can be used for purposes like: Selecting the data Filtering the data ...