一、用Sequential来构建网络非常方便,并且不要忘记初始化
from mxnet import nd
from mxnet.gluon import nnnet nn.Sequential()
with net.name_scope():net.add(nn.Dense(256,activation "relu"))net.add(nn.Dense(10))net.initialize()
x nd.rando…
MySQL支持实现group_concat() 内部自定义排序: 实例:
新建一张表 reward,表中数据如下: SQL: SELECT uid, GROUP_CONCAT(money ORDER by money DESC) AS money_desc FROM reward GROUP BY uid DESC; 结果:…
实例
查询SQL:
-- 查询 同一个 规划站点ID 下的所有 工单流水号
select a.规划站点ID,STUFF((SELECT , t5.工单流水号
FROM MTNOH_AAA_Platform.dbo.task_5 t5 WHERE a.规划站点ID t5.规划站点ID FOR XML PATH()), 1, 1, ) as 多条工单流水号 from MTNOH_AAA_P…