I\'m developing a Java Enterprise Application which needs to write transaction records either to flat files or directly to a relational database. Transaction records are records which show when the tr
What Query would I need to do to calculate cost of calls in mysql database? Ive got 开发者_StackOverflow中文版two tables, one is a call log with call duration, and the other table is the tariff table
cdr文件需要使用CorelDraw软件打开。CorelDRAW是一款矢量图设计制作工具，而“.cdr”后缀名结尾的文件，则是使用CorelDraw保存的源文件。如果用户只是单纯地查看或打印cdr文件，为了方便，可以使用一些简易的看图软件
Iam developing a VOIP platform which would allow users to make 100s of calls concurrently using my service.
I am on a linux system, logged in as the informix user. I have the following environment variables set:
邹君 2021-12-30 11:19 如果你要去普通的外面的培训班学习的话，我建议你不要去，他们那里教的一个软件都是收几千的，建议去淘宝买一个教程自己学习，还可以省不少钱，功能都是一样的用，而且cdr现在基本上不是
Asterisk has the following fields CREATE TABLE `cdr` ( `calldate` datetime NOT NULL default \'0000-00-00 00:00:00\',
怎么用cdr画3D立体爱心？cdr可以绘制一个3D立体爱心的，可能还有用户不知道该怎么做，那就快和小编一起来看一看下面的方法介绍哦！
Can anyone well versed in lisp explain this joke to me? I\'ve done some reading on functional programming languages and know that CAR/CDR mean Contents of Address/Decrement Reg开发者_如何学运维ister
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