string = "word 2 3 4 5 6 7" string = ",".join(string.split()) import numpy as np import pandas as pd a = pd.read_csv('list_landmarks_align_celeba.txt') print(a) f = open("list_landmarks_align_celeba.txt","r") for li
用到ISNULL()函数 例如:SELECT 其他列名,ISNULL(列名,替换值)as 重命名 from 表名 (简单参考:http://www.cnblogs.com/netsa/archive/2011/10/18/2216209.html) 查询某一列值为null:SELECT * FROM test_table WHERE column_1 IS NULL;——————ACCESS下用:select * from test_table where isnull(column_1)
zabbix:/root/zabbix# cat a1.sh for j in {1..48} do sed "s/\$i/$j/g" m.txt >>tmp.txt done You have new mail in /var/spool/mail/root zabbix:/root/zabbix# cat m.txt | head -20 <item> <name>192.168.4.1-G1/0/$i-in</name> <t