监控文件a,如有新内容写入,即时将新内容写入到新文件aa中: fw=open('e:\\aa.txt','ab') with open('e:\\a.txt','rb') as fo: while True: line = fo.readline() if line: fw.write(line) fw.flush() #即时将文件写入到磁盘 else: time.sleep(1) fo.seek(0,1) #1代表当前位置,0表示移动off个操作标记 fw.close() file.seek(…
let body = document.querySelector("iframe").contentDocument.body; let observer = new MutationObserver((mutationsList, observer) => { for (let mutation of mutationsList) { if (mutation.removedNodes.length > 0) { console.log(mutation); conso…
POC过程如下: 这里我们建立一个测试环境,模拟数据在 Insert , Update 和 Delete 情况下的跟踪效果.1 .测试脚本的准备,下面脚本建立一个新的数据库环境,并作相应的跟踪配置后向表中添加删除更改数据. Use master go /*** 1 .建立测试环境:生成一个带主键的测试表 T_Trace */ if ( DB_ID ( 'db_Trace_test' ) is not null ) drop database db_Trace_test go Create D…
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Configuration; using System.Data.SqlClient; using System.Data; namespace Sample2 { class Program { private static string…
