The AngularJS $exceptionHandler service allows you to catch and handle unanticipated JavaScript errors in a meaningful way. So when application is under building process, can create a $exceptionHandler service to log out the uncatch exception. angula…
一. ORA-600 概述 Errorsof the form ORA-600 are called internal errors. This section clarifies themisunderstanding of ORA-600s being synonymous with corruption. An ORA-600 usually has up to five arguments associated withit which gives Oracle support and…
建立逻辑路径 create or replace directory dumpdir as 'c:\'; grant read,write on directory dumpdir to scott; 倒入/出 expdp newdr/123456@hncrm directory=test dumpfile=test_score1.dmp logfile=tes t.log parallel=2 schemas=newdr 错误 ORA-00054 resource busy and acqui…
0x 00 Before Coding 当端口打开时,向端口发送 TCP SYN 请求,会返回一个 ACK 响应: 当端口关闭,返回的是 RST 响应: 0x 01 Coding 可以用 socket 编写一个小脚本来测试主机端口的开启情况,基本代码如下: # coding: utf-8 import socket from datetime import datetime # Set time-out to get the scanning fast socket.setdefaulttim…
2015-03-06 328 Unusual Data Types ——You can carry this technique to extremes,putting all the variables in your program into one big,juicy variable and then passingit everywhere.Careful programmers avoid bundling data any more than is logically…