mysql -uroot -p admin123!@#qwe show global variables like '%max_connect_errors%'; set global max_connect_errors=10000; flush_all; show global variables like '%max_connect_errors%';…
TNS-12555 / TNS-12560 / TNS-00525 Error listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1))) Problem: LSNRCTL for Linux: Version 10.2.0.1.0 – Production on 21-SEP-2011 12:54:12 Copyright (c) 1991, 2005, Oracle. All rights reserved. Welc…
一.忘记除SYS.SYSTEM用户之外的用户的登录密码. 用SYS (或SYSTEM)用户登录: CONN SYS/PASS_WORD AS SYSDBA; 使用如下语句修改用户的密码: ALTER USER user_name IDENTIFIED BY "newpass"; 注意:密码不能全是数字.并且不能是数字开头.否则会出现:ORA-00988: 口令缺失或无效 二.忘记SYS用户,或者是SYSTEM用户的密码. 如果是忘记SYSTEM用户的密码,可以用SYS用户登录.…
https://github.com/ethereum/wiki/wiki/Inter-exchange-Client-Address-Protocol-(ICAP) Transferring funds between third-party accounts, especially those of exchanges, places considerable burden on the user and is error prone, due to the way in which dep…
Week6 Technology: Transport Control Protocol(TCP) Welcome to Week 6 of IHTS. We are in our second week of the more technical bits of the course. I try to keep the technical bits interesting and not go into too much detail.This week, we’ll be covering…