首先创建subutils.wxs文件varsubfunction(val,start0,end17){if(val.length0||valundefined){return}if(val.lengthend){returnval.substring(start

补充(equals比较)Object中的equals比较的是地址languagepublicbooleanequals(Objectobj)return(thisobj);java.lang.String类中equals的方法equals判断相等依据策略：如果与目标相等返回0，小于目标返回值小于0，大于目标返回值大于0lan

消息发送流程：!这里写图片描述(https://imgblog.csdn.net/20180905170801267?watermark/2/text/aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2FudXJub21lcnU/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA/disso

20180117增加18.00.0.19破解去官网下载原载，先运行一次，再在终端里执行下面代码就可以破解完成！printf'\\x31\\xC0\\xFF\\xC0\\xC3\\x90'|ddseek$((0x777160))convnotruncbs1of/Applications/UltraEdit.a

!(https://imgconvert.csdnimg.cn/aHR0cHM6Ly9tbWJpei5xcGljLmNuL21tYml6X3BuZy8xZFVwemZ6bnc2ZGRyV01QYWVGTUR6RTVqNUhEalRVb1lOU0MydGRQeExFaWN1NEdFR0I3NDduVmFZT1IzNms2Q2d4WDdNTFdHakx1bH

!(https://oscimg.oschina.net/oscnet/aHR0cHM6Ly9tbWJpei5xcGljLmNuL21tYml6X2dpZi9MamliNFNvN3l1V2lhcWpiM1h4MmRKaWF1c0ZkaWJwVW5ZakhVTE9xSXB5Wk40UFBCaWNwTXBEM0tuemliYVdJTGRLTWtKd2VReG

Python实战社群Java实战社群长按识别下方二维码，按需求添加!(https://imgconvert.csdnimg.cn/aHR0cHM6Ly9tbWJpei5xcGljLmNuL21tYml6X3BuZy9nU2dLV0Z3TjFkQ0xpYzNJeDZEc1JyZlh3aWFndExYTDl

NOTIN与IN假设我们又一张score表如下　　!(https://oscimg.oschina.net/oscnet/0dbb6ed646da67bfc256ba72bd0d6b72ade.png)我们需要查询所有不是性别代号为"0"的学生数据SELECTFROMscoreWHEREidNOT

项目结构!(https://oscimg.oschina.net/oscnet/0bc22dc0223f7fb781bb28fe508a4ec5f0e.png) 1.引入maven依赖!(https://oscimg.oschina.net/oscnet/0d55ebf928efba9fcad9649

项目结构!(https://oscimg.oschina.net/oscnet/0bc22dc0223f7fb781bb28fe508a4ec5f0e.png) 1.引入maven依赖!(https://oscimg.oschina.net/oscnet/0d55ebf928efba9fcad9649