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Basic Java Interview Questions Q1. Explain JDK, JRE and JVM? JDK vs JRE vs JVM Q2. Explain public static void main(String args[]). public : Public is 阅读全文
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原文: http://guispor7.iteye.com/blog/936664 按位与运算符（&） 参加运算的两个数据，按二进制位进行“与”运算。 运算规则：0&0=0; 0&1=0; 1&0=0; 1&1=1; 即：两位同时为“1”，结果才为“1”，否则为0 例如：3&5 即 0000 001 阅读全文
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Prior to Java 8, HashMap and all other hash table based Map implementation classes in Java handle collision by chaining, i.e. they use linked list to 阅读全文
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https://dzone.com/articles/hashmap-performance https://javarevisited.blogspot.com/2016/01/how-does-java-hashmap-or-linkedhahsmap-handles.html 阅读全文
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https://www.javatpoint.com/java-multithreading-interview-questions 1) What is multithreading? Multithreading is a process of executing multiple thread 阅读全文
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https://www.nginx.com/resources/glossary/load-balancing/ https://docs.nginx.com/nginx/admin-guide/load-balancer/ http://www.infoq.com/cn/news/2014/09/ 阅读全文
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https://dzone.com/articles/how-springboot-autoconfiguration-magic-works In my previous post "Why Spring Boot?", we looked at how to create a Spring Bo 阅读全文
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最长回文，谁能解释一下下面这个解法？ Given a string s, find the longest palindromic substring in s. You may assume that the maximum length of s is 1000. Example 1: Inpu 阅读全文