Motivation Programmable Logic Controllers (PLC), a computing device invented by Richard E. Morley in 1968, have been widely used in industry including manufacturing systems, transportation systems, chemical process facilities, and many others. At th
function identity(libName:pchar;mRound,bone,maxNoise,limit,spn,spx0,spy0,spuw,spuh,sppw,rlL,rlH,ruW,imgW,imgH:Integer;var imgAry:TBArray):string; var ary: TAAIArray; unitAry: TBArray; n,n1,x1,y1,x2,y2,unitW,unitH: Integer; rt: string; begin if spx0
sql server sqldmo_x86_x64，C#数据库备份还原很好用的.dll，里面有使用方法，引用Interop.SQLDMO.dll后的注意事项。 SQLDMO.dll是个好东西，ASP.NET利用它可以实现在线备份、还原数据库等各种功能。近日有客户要求为其在后台添加一个管理数据库的功能。于是就出现了这篇文章。 由于客户的数据库和WEB服务不再同一台服务器，当我们把网站部署在服务器上以后，运行程序，提示如下错误： Retrieving the COM class factory f
