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windows 启动tomcat 提示Neither the JAVA_HOME nor the JRE_HOME environment variable is defined
运行tomcat 提示如下: Neither the JAVA_HOME nor the JRE_HOME environment variable is definedAt least one of these environment variable is needed to run this ...
分类:编程语言   时间:2020-03-29 11:11:22    阅读次数:72
26 被动语态可省略(by+行为者)/ 被动语态的疑问句
被动语态(by+行为者)可省略 动作的行为者不分明,或不重要,或上下文中提到了行为者时,“by+行为者”可以省略。 1. The information is needed. 信息被需要。被谁需要不重要,所以省略行为者。 2. The book is being read. 书正在被读。 3. Th ...
分类:其他好文   时间:2020-03-22 14:13:57    阅读次数:184
LeetCode | 1387. Sort Integers by The Power Value将整数按权重排序【Python】
LeetCode 1387. Sort Integers by The Power Value将整数按权重排序【Medium】【Python】【排序】 Problem "LeetCode" The power of an integer is defined as the number of ste ...
分类:编程语言   时间:2020-03-22 10:23:56    阅读次数:87
python:practice built-in function
built-in function,is python already prepar for us ,anytime we can call built-in function when we needed it . all() dict() help() all([1,2,'') eval('1+ ...
分类:编程语言   时间:2020-03-15 11:23:37    阅读次数:79
1376. Time Needed to Inform All Employees
A company has n employees with a unique ID for each employee from 0 to n - 1. The head of the company has is the one with headID. Each employee has on ...
分类:其他好文   时间:2020-03-12 09:30:59    阅读次数:74
文件压缩|MD5码
MD5中的MD代表Message Digest,就是信息摘要的意思,不过这个信息摘要不是信息内容的缩写,而是根据公开的MD5算法对原信息进行数学变换后得到的一个128位(bit)的特征码。 所以一般认为MD5码可以唯一地代表原信息的特征,通常用于密码的加密存储,数字签名,文件完整性验证等。 ##mo ...
分类:其他好文   时间:2020-03-04 09:25:15    阅读次数:71
Flip Game / POJ 1753asd
Flip game is played on a rectangular 4x4 field with two sided pieces placed on each of its 16 squares. One side of each piece is white and the other o ...
分类:其他好文   时间:2020-02-29 11:35:54    阅读次数:90
The file is absent or does not have execute permission This file is needed to run this program
tomcat下载后发现startup.sh文件启动不了 原因: 没有权限 解决方案:chmod 777 *.sh ...
分类:其他好文   时间:2020-02-25 14:44:30    阅读次数:87
安装Tomcat,配置环境变量时遇上的坑
在安装环境变量时,可能会遇上 The CATALINA_HOME environment variable is not defined correctlyThis environment variable is needed to run this program 这时候要在环境变量里配置好 CA ...
分类:其他好文   时间:2020-02-12 00:39:00    阅读次数:87
Flip Game / POJ 1753
Flip game is played on a rectangular 4x4 field with two-sided pieces placed on each of its 16 squares. One side of each piece is white and the other o ...
分类:其他好文   时间:2020-02-08 22:02:58    阅读次数:86
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