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@Basic(optional = false) vs @Column(nullable = false) in JPA
What's the difference between @Basic(optional = false) and @Column(nullable = false) in JPA persistence?
2 Answers
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Java String split removed empty values
I am trying to split the Value using a separator.
But I am finding the surprising results
5 Answers
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What should I do if the current ASP.NET session is null?
In my web application, I do something like this to read the session variables:
5 Answers
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How to run script as another user without password?
I have script.sh that must be run as user2. However, this script can only be run under user1 in my application.
3 Answers
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Secret copy to clipboard JavaScript function in Chrome and Firefox?
Update
2 Answers
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View all TODO items in Visual Studio using GhostDoc
I'm also using GhostDoc in Visual Studio 2008. How do I view all to-do items and if that's a function already in Visual Studio or in GhostDoc (the documentation tool that I use)?
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How Python web frameworks, WSGI and CGI fit together
I have a Bluehost account where I can run Python scripts as CGI. I guess it's the simplest CGI, because to run I have to define the following in .htaccess :
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WaitAll vs WhenAll
What is the difference between Task.WaitAll() and Task.WhenAll() from the Async CTP ?
Can you provide some sample code to illustrate the different use cases ?
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What is the meaning of the term arena in relation to memory?
I'm reading a book on memory as a programming concept. In one of the later chapters, the author makes heavy use of the word arena , but never defines it. I've searched for the meaning of the word and how it relates to memory, and found nothing. Here are a few contexts in which the author uses the...
Using -performSelector: vs. just calling the method
I'm still kind of new to Objective-C and I'm wondering what is the difference between the following two statements?
5 Answe...