跨集群访问hdfs失败
$ hdfs dfs -ls hdfs://test:8020/hbase
ls: Operation category READ is not supported in state standby. Visit https://s.apache.org/sbnn-error
意思是namenode不可用,查看namenode状态
hdfs-site.xml<property><name>dfs.h…
figure和figcaption元素结合来为图片、视频、表格或者嵌入元素声明标题。以前使用如下方式为图片添加标题: <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"&g…
环境配置我就不再这赘述了
1利用kares搭建分类模型
import tensorflow as tf
import matplotlib as mpl
import matplotlib.pyplot as plt
%matplotlib inline
import numpy as np
import sklearn
import pandas as pd
import os
import sys
import time
from tensorlow impo…
This is the first day that I write journal because of my English is very poor, so I want to improve my English.I believe that I can keep it. Todays weather is worse than yesterday,it is the big fog and haze(霾). Visibility(能见度) les…