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做全栈的java开发者

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Avatar for 多火工作室 多火工作室
May 09, 2015
Education
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 做全栈的java开发者

多火#技术群殴#

Avatar for 多火工作室

多火工作室

May 09, 2015

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Transcript

  1. 为什么组织这样的活动 锻炼自己 总结一周自己都做了什么（不是于无所事事） 加强社团成员交（搞）流（基），扩大知识面 .. 表达 交流 ppt 展示 -

    - - -

  2. problems javaers face（java web） 高并发 安全 海量数据 稳定网络传输

  3. 需要掌握的技术栈

  4. 高并发 多线程、线程池 资源的竞争和死锁 操作系统[锁，进程通信]

  5. 安全 预防SQL注入 预防DDOS攻击 预防 W伟

  6. 海量数据 ？？

  7. 网络 网络稳定性受到考验，易出现数据丢失，代价高 三次握手，四次握手 拥塞控制

  8. 数据库 Sql NoSql

  9. 举个栗子 统计网页的访问次数

  10. 页面分类 静态页面 动态页面

  11. 共性 访问数据库--拿到当前访问值hitNum hitNum+=1 存储

  12. 似乎不难的样子

  13. 那从生产环境角度考虑呢？

  14. 小型门户网站 企业门户，高校主页 访问量少，并发量不大 统计访问量难度不大

  15. 大型门户网站 非著名电商平台 在线学习平台 访问量大，并发量大 有难度了

  16. 秒杀 10/s 100/s 1W/s 怎么办？

  17. 其他需求 上传下载 数据交互 ...

  18. 挑战很多，只能做全栈java开发者 Java framework SQL Http JPA REST security

  19. Powered By nodePPT v1.2.3 Powered By nodePPT v1.2.3