kubectl get pods --all-namespaceskubectl describe pod coredns-66bff467f8-kx4ck -n kube-systemkubectl logs -f coredns-66bff467f8-kx4ck -n kube-systemlinux/amd64, go1.13.6, da7f65bE0713 08:17:10.6682281

import numpy as npimport pandas as pddf=pd.DataFrame(np.random.randn(3,4),columns=list("ABCD"),index=list("xyz"))# print(df)res1=df.apply(lambda x:x.sum())# print(res1)# print(type

helmlist时报错lynx@n149-136-019:~/magellan_docker/magellan_k8s/k8s_dev/k8s_jhub$ helm listError: configmaps is forbidden: User "system:serviceaccount:kube-system:default" cannot list resource "configmaps

源df目标df解决df.groupby('user_id')['practice_name'].apply(list).reset_index()

源码参考地址类Vector,Vectors,SparseVector,DenseVector之间的关系Vector 是SparseVector和DenseVector的基础类“”"Abstract class for DenseVector and SparseVector“”"Vectors产生SparseVector和DenseVector的工厂类VectortoArra...

转换之前question_idsumcountmean0115240.62500012111.000000236160.3750003435...

```user_idcreate_time03844115410016021384421541001664238443154100174433844415410019264384451541002012538446154100241363844715410...

applymap作用于每一个元素apply作用于一行或者一列map作用于series的元素import pandas as pdimport numpy as np'''applymapapplymap的区别'''# eg1def func_tuple(x):return x * xseries = pd.Series([1, 2, 3, 4])...

报错 

1. 安装PG数据库2.配置DSN安装地址http://ftp.postgresql.org/pub/odbc/versions/msi/下载之后解压安装3.打开ODBC发现只有64位的驱动同时32位的驱动程序打不开4. 可能程序默认是64的ODBC驱动解决方法在cmd命令里输入%SystemRoot%\syswow64\odbcad32.exe此时出现 PostgreSQL ANSI 32位的继