启动Tomcat出现闪退的原因以及解决方案一、端口被占用二、缺少Java环境变量三、catalina_home环境变量没有配置四、catalina.bat没有设置暂停(一闪而过)五、不用配置环境变量的解决方案 检查出错原因:找到Tomcat的bin文件夹,快速进入命令行,输入startup.bat按下回车运行后,若提示缺少JAVA_HOME 或者缺少JRE_HOME说明Java环境变量没有配置好;若提示没有配置catalina_home环境变量,则按本文相关操作配置即可。 一、端口被占用 查看Tomcat的端口号(通过安装文件目录下conf目录中的server.xml文件查看Tomcat的
2022-02-17 10:23:37 895KB ar art c
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计算机程序设计艺术,作者:DONALD e.KNUTH,主要介绍基本概念及算法
2022-02-16 13:36:58 13.11MB programm
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《SQL语言艺术》.((美)Stephane Faroult ).[PDF].完整 高清 带完整书签 最佳中文版本 the art of sql
2022-02-14 11:13:07 32.92MB sql语言艺术 高清 完整 带详细书签
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the art of computer programming 英文原版
2022-02-09 00:13:44 4.45MB the art of computer
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分为5个小文件夹: 1. AR模型系数与LM神经网络完成微弱信号识别 2. 模糊ARTMAP 神经网络 3. ART神经网络的原理方法 4. ART3神经网络 5. ART神经网络
2022-02-08 09:13:50 36KB 神经网络 matlab 人工智能 深度学习
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生活中有很多需要用到关联图的地方,至少我认为的是这样的图:https://www.echartsjs.com/examples/zh/editor.html?c=graph-npm 我是在使用Word2Vec计算关联词的余弦距离之后,想要更好的展示出来的时候,遇到的这种情况,就做了下拓展。 画图的步骤主要分为: 1. 将距离数据(或者相关数据)读入; 2. 按照一定的格式和参数将数据保存为json字符串; 3. 根据json串,绘制关联图。 具体而言,主要是: . 首先有一批数据,如图所示: . 导入所需要的包 import json import pandas as pd
2022-02-07 17:23:01 101KB ar art c
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如何使用Echarts设计专业的K线图 先上图: Echarts所需的K线的数据结构有:时间(date),开盘(open),收盘(close),最低(lowest),最高(highest),成交量(volume) 数据采用list列表形式封装,如: 时间(date),开盘(open),收盘(close),最低(lowest),最高(highest),成交量(volume) var data0 = [[2016-06-17, 17733.44, 17675.16, 17602.78, 17733.44, 248680000], [2016-06-20, 17736.87, 17804.
2022-01-30 01:23:24 873KB ar art c
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Chapter 1: The Impact of People and Leadership on Scalability Chapter 2: Roles for the Scalable Technology Organization Chapter 3: Designing Organizations Chapter 4: Leadership 101 Chapter 5: Management 101 Chapter 6: Relationships, Mindset, and the Business Case Chapter 7: Why Processes Are Critical to Scale Chapter 8: Managing Incidents and Problems Chapter 9: Managing Crises and Escalations Chapter 10: Controlling Change in Production Environments Chapter 11: Determining Headroom for Applications Chapter 12: Establishing Architectural Principles Chapter 13: Joint Architecture Design and Architecture Review Board Chapter 14: Agile Architecture Design Chapter 15: Focus on Core Competencies: Build Versus Buy Chapter 16: Determining Risk Chapter 17: Performance and Stress Testing Chapter 18: Barrier Conditions and Rollback Chapter 19: Fast or Right? Chapter 20: Designing for Any Technology Chapter 21: Creating Fault-Isolative Architectural Structures Chapter 22: Introduction to the AKF Scale Cube Chapter 23: Splitting Applications for Scale Chapter 24: Splitting Databases for Scale Chapter 25: Caching for Performance and Scale Chapter 26: Asynchronous Design for Scale Chapter 27: Too Much Data Chapter 28: Grid Computing Chapter 29: Soaring in the Clouds Chapter 30: Making Applications Cloud Ready Chapter 31: Monitoring Applications Chapter 32: Planning Data Centers Chapter 33: Putting It All Together
2022-01-26 09:35:56 11.15MB Art Scalability
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美国数学天赋班培训教材,英文原版。作者:Sandor Lehoczky, Richard Rusczyk。 This book is about methods. If you find yourself memorizing formulas, you are missing the point. The formulas should become obvious to you as you read, without need of memorization. This is another function of the examples and exercises: to make the methods part of the way you think, not just some process you can remember.
2022-01-25 22:15:16 4.73MB 数学 结题方发
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效果 前端 需注意:需要连接网络才可以使用,因为引入的echarst和vue和jquery都是访问网上的。 柱状图 var vm=new Vue({ el:#main, data:{ name:[中国,美国], type:[2,1] }, methods:{ //自定义方法 getB
2022-01-21 11:39:37 47KB ar art c
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