The same objects in JPA

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月供的美是什么歌？

Use ssh from Windows command prompt [closed]

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c++ double dispatch with mirrored hierarchies

the following class hierarchies represent abstract resource handler and resource hierarchies. Both have the interfaces as base classes. Now imagine you write a system where you can implement multiple

Truncate the beginning of a log file in .NET

I have an VB.NET app that writes the status to a log file in text format.Over time, the file is getting large and I wanted to know if there is an efficient way to truncate the beginning of the file.

师傅卤快餐店系统？

In Python, how do I loop through the dictionary and change the value if it equals something?

If the value is None, I\'d like to change it to \"\" (empty string). I start off like this, but I forget:

recvfrom max buffer TCP/IP

I am writi开发者_Python百科ng a small C program to understand sockets. What is the maximum length of data returned from recvfrom?

Can I create an ASP.NET website with users without using MembershipProvider?

Is it possible to have an ASP.NET website which allows users to register and login, without using a MembershipProvider?

How to do this in a mysql query

I have got a mysql table containing data about companies: id, company name, city, address, telephone.