做题时,常常会用到哈希,哈希的实现可以使用 STL 中的 map 与 unordered_map ,也可以使用 “平板电视” 中的 cc_hash_table 和 gp_hash_table。
注1:当两个key通过hashCode计算相同时,则发生了hash冲突(碰撞),HashMap解决hash冲突的方式是用链表。当发生hash冲突时,则将存放在数组中的Entry设置为新值的next(这里要注意的是,比如A和B都hash后都映射到下标i中,之前已经有A了,当map.put(B)时,将B放到下标i中,A则为B的next,所以新值存放在数组中,旧值在...
package com.gp; import java.util.Hashtable; public class FlywightFactory { private Hashtable<String, Flyweight> flyweights = new Hashtable<String, Flyweight>(); public FlywightFactory() { flyweights.put("X", new ConcreteFlyweight()); flyweights.put("Y", new ConcreteFlyweight()); flyweight...
Java反序列化CC6 HashMap+LazyMap链 漏洞 java反序列化CC6 吾心xiangs 231072围观·72023-06-07 spring Eureka Xstream Deserialization RCE 漏洞复现原创 漏洞 1 漏洞环境使用开源项目文件,搭建环境,地址如下https://github.com/LandGrey/SpringBootVulExplo... ...
CC链 编写的是测试代码,和 ysoserial 中的稍有不同。 下面的是经常用到的非常重要的Transformer 接口的实现类。 1.1 ConstantTransformer Transformer 接口的实现类,并重写了其接口类的 transform 方法。其 transform 方法作用是获取一个对象类型,关键代码如下: ...
Hexo 环境搭建 使用 coding 和 github.io 的 pages 服务,绑定了自己的域名,做了双线解析,国内用户解析到 coding ,国外用户解析到 github.io,访问速度很满意(本来就是静态文件,访问速度很快)。 Hexo 环境的搭建,这里不再赘述,主要介绍如何导出 typecho 的数据和 Hexo 站点的配置以及 Next 主题的配置及优化。 typec...
Five GPIOs have high-drive capabilities, which are marked in bold in Section 4. All digital peripherals can be connected to any digital pin on the device. For more information, see the CC13x2, CC26x2 SimpleLink™ Wireless MCU Technical Reference Manual. 6.9 Battery and Temperature Monitor...
• General Purpose Timers (GPTIMER) The four flexible GPTIMERs can be used as either 4× 32 bit timers or 8× 16 bit timers, all running on up to 48 MHz. Each of the 16- or 32-bit timers support a wide range of features such as one-shot or periodic counting, pulse width ...
• General-Purpose Timers (GPTIMER) The four flexible GPTIMERs can be used as either 4× 32 bit timers or 8× 16 bit timers, all running on up to 48 MHz. Each of the 16- or 32-bit timers support a wide range of features such as one-shot or periodic counting, pulse width ...
• General Purpose Timers (GPTIMER) The four flexible GPTIMERs can be used as either 4× 32 bit timers or 8× 16 bit timers, all running on up to 48 MHz. Each of the 16- or 32-bit timers support a wide range of features such as one-shot or periodic counting, pulse width ...