2020年

英文: How can I check if a value is in a certain place of a 2D array? 问题 我正在创建一个二维数组： int[][] family =...

英文: How to update the RecyclerView Adapter outside the Adapter Class 问题 我正在制作一个安卓应用，它允许用户在编辑框中输入关键词，...

英文: Converting Java 8 Syntax to Anonymous Inner Class 问题 webclient.get().uri(new UriBuilder() { @Ove...

英文: Java custom separator output for looping 问题 我有这个 for 循环： for(int i=1; i <= bil; i++){ if (i%2...

英文: How do I pass a String Array inside of a method to another method? 问题 import java.util.Arrays; p...

英文: Printing most frequent elements in a sorted queue by recently added order 问题 ListTopVisitedSites...

英文: How to throw an Exception inside a Try/Catch block? 问题 我有以下的Java方法： public Class createClass(Cla...

英文: Printing an incremented row index and average value in a 2D array 问题 int[][] testScores = { {100...

英文: Divide N people into K groups: Why is the big O of this algorithim O(N^2 * K)? 问题 问题的描述和解决方案可以在这...

英文: Computing All Valid IP Addresses From Raw IP String 问题 public List<String> restoreIpAddres...