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Add unique constraint to combination of two columns
I have a table and, somehow, the same person got into my Person table twice. Right now, the primary key is just an autonumber but there are two other fields that exist that I want to force to be unique.
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Can a Windows batch file determine its own file name?
Can a Windows batch file determine its own file name?
6 Answers
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Xcode source automatic formatting
As a C# developer, I have become highly dependent on the automatic formatting in Visual Studio 2008. Specifically, I will use the CTRL + K , D keyboard shortcut to force things back into shape after my sloppy implementation.
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How to undo 'git reset'?
What's the simplest way to undo the
4 Answers
4
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How to append output to the end of a text file
How do I append the output of a command to the end of a text file?
10 Answers
10
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Struct Constructor in C++?
Can a struct have a constructor in C++?
16 Answers
16
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Oracle SQL Query for listing all Schemas in a DB
I wanted to delete some unused schemas on our oracle DB.
7 Answers
7
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Pretty-Print JSON Data to a File using Python
A project for class involves parsing Twitter JSON data. I'm getting the data and setting it to the file without much trouble, but it's all in one line. This is fine for the data manipulation I'm trying to do, but the file is ridiculously hard to read and I can't examine it very well, making the code...
How Do I Fetch All Old Items on an RSS Feed?
I've been experimenting with writing my own RSS reader. I can handle the "parse XML" bit. The thing I'm getting stuck on is "How do I fetch older posts?"
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How can I strip first X characters from string using sed?
I am writing shell script for embedded Linux in a small industrial box. I have a variable containing the text pid: 1234 and I want to strip first X characters from the line, so only 1234 stays. I have more variables I need to "clean", so I need to cut away X first characters and ${string:5} does...