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03-java诞生的历史

java初生 1995年的网页简单二粗糙,缺乏互动性 图形界面的程序(applet) bill gates说:这是迄今为止涉及的最好的语音 java 2标准(j2se):去占领桌面 java 2移动版(j2me):去占领手机 java 2企业版(j2ee):去占领服务器 基于java开发的平台,系统,工具 构建工具:ant maven jekins 应用服务器:tomcat jet

286. Walls and Gates

The solution of this issue is as same as 542. 01 Matrix class Solution { int m, n; private int[][] dirs ={{-1,0},{1,0},{0,-1},{0,1}}; public void wallsAndGates(int[][] rooms) { if(rooms==null || rooms.length==0) return;

bill

Bill(s) may refer to: Banknote, paper cash (especially in the United States) Bill (law), a proposed law put before a legislature Invoice, commercial document issued by a seller to a buyer Bill, a bird or animal's beak Bill (given name) Bill (surname

CF935B Fafa and the Gates 题解

Content 一个动点 \(F\) 一开始在平面直角坐标系上原点的位置,随后它会移动 \(n\) 次,每次只能向上走或者向右走 \(1\) 个单位,求经过直线 \(y=x\) 的次数。 数据范围:\(1\leqslant n\leqslant 10^5\)。 Solution 注意,这里是经过直线 \(y=x\) 的次数而不是到达直线 \(y=x\) 的次数!比如

HDLBits 系列(4)——Combinational Logic(Basic Gates)

目录 3.Circuits 3.1 Combinational Logic 3.1.1 Basic Gates 1.Wire 2.GND 3.NOR 4.Another gate 5.Two gates 6.More logic gates 7.7420 chip 8.Truth tables 9.Two-bit equality 10.Simple circuit A 11.Simple circuit B 12.Combine circuits A and B 13.Ring or vibrate?

HDLBits Verilog(1)——Basic Gates

目录----- 44. Wire -----Problem StatementAnswer----- 45. GND -----Problem StatementAnswer----- 46. NOR -----Problem StatementAnswer----- 47. Another gate -----Problem StatementAnswer----- 48. Two gates -----Problem StatementAnswer----- 49. More logic gates

XOR Gate with Truth Table in Proteus ISIS

XOR Gate with Truth Table in Proteus ISIS 来源 https://www.theengineeringprojects.com/2021/01/xor-gate-with-truth-table-in-proteus-isis.html   Hey pals, we hope you are doing good. Welcome to another experiment in the Proteus. Prior to this, we learnt abo

08.02、js之对象属性-for...in 循环&添加&delete

JavaScript 对象属性 在 JavaScript 中,所有属性都是可读的,但是只有值是可修改的(只有当属性为可写时)。 1、for…in 循环 JavaScript for…in 语句遍历对象的属性。 语法 for (variable in object) { 要执行的代码 } for…in 循环中的代码块会为每个属性执行一次。 循环对

SonarQube工具使用问题汇总

1、配置了sonar+gitlab+jenkins的代码门禁,代码检查通过后,在合并到分支过程中,会合并失败,报错如下: org.quality.gates.jenkins.plugin.QGException: Expected status 200, got: 500. Response: {"errors":[{"msg":"An error has occurred. Please contact your administrator"}

[LeetCode] 286. Walls and Gates

墙与门。题意是给一个二维矩阵,里面的-1代表墙,0代表门,INF代表一个空的房间。请改写所有的INF,表明每个INF到最近的门的距离。例子 Example:  Given the 2D grid: INF -1 0 INF INF INF INF -1 INF -1 INF -1 0 -1 INF INF After running your function, the 2D grid sho

指定tomcat的jdk和jre

修改tomcat目录下的bin目录下的startup.sh文件。 在文件的开始加入如下配置 export JAVA_HOME=/root/桌面/autoStart/gates/javaexport JRE_HOME=$JAVA_HOME/jreexport CLASSPATH=.:$JAVA_HOME/lib:$JRE_HOME/libexport PATH=$JAVA_HOME/bin:$PATHexport CATALINA_HOME=/root/桌面/

【转载】 Bill Gates和Elon Musk推荐,人工智能必读的三本书 -《终极算法》,《超级智能》和《终极发明》

原文地址: https://blog.csdn.net/ztf312/article/details/80761917     ------------------------------------------------------------------------------------------------------     作为年度荐书,比尔·盖茨在世界经济论坛推荐了佩德罗·多明戈斯 Pedro Domingos 的《终极