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SQL join on multiple columns in same tables
I have 2 subqueries, but I'm having trouble joining columns together from the same tables. I tried:
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Ignoring an already checked-in directory's contents?
I have a git repository that's used only to hold graphics and sound files used in several projects. They are all in one directory without sub-directories. Now I just created a script to copy these assets over from another, structured directory, with several levels of sub-directories.
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Do I need a content-type header for HTTP GET requests?
As far as I understood there are two places where to set the content type:
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How to get the PATH environment-variable separator in Python?
When multiple directories need to be concatenated, as in an executable search path, there is an os-dependent separator character. For Windows it's ';' , for Linux it's ':' . Is there a way in Python to get which character to split on?
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How to import module when module name has a '-' dash or hyphen in it?
I want to import foo-bar.py. This works:
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Get original URL referer with PHP?
I am using $_SERVER['HTTP_REFERER']; to get the referer Url. It works as expected until the user clicks another page and the referer changes to the last page.
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MS-DOS Batch file pause with enter key
Is it possible in MS-DOS batch file to pause the script and wait for user to hit enter key?
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How can you escape the @ character in javadoc?
How can I escape the @ symbol in javadoc? I am trying to use it inside a {@code} tag, which is inside <pre> tags.
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WPF Data Binding and Validation Rules Best Practices
I have a very simple WPF application in which I am using data binding to allow editing of some custom CLR objects. I am now wanting to put some input validation in when the user clicks save. However, all the WPF books I have read don't really devote any space to this issue. I see that you can create...
How can I create an array with key value pairs?
How can I add key value pairs to an array?
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