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How does Google Instant work?

Any ideas on exactly how the new google instant search works? It seems to just be AJAX calls to the old search, but it's pretty hard to simplify Google that much. Anybody have speculations? ...
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What is the fastest substring search algorithm?

... sound like an idiot I'm going to state the problem/requirements more explicitly: 18 Answers ...
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What is the best way to ensure only one instance of a Bash script is running? [duplicate]

What is the simplest/best way to ensure only one instance of a given script is running - assuming it's Bash on Linux? 14 An...
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First-time database design: am I overengineering? [closed]

I'm a first year CS student and I work part time for my dad's small business. I don't have any experience in real world application development. I have written scripts in Python, some coursework in C, but nothing like this. ...
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How to use sed to replace only the first occurrence in a file?

I would like to update a large number of C++ source files with an extra include directive before any existing #includes. For this sort of task, I normally use a small bash script with sed to re-write the file. ...
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How to implement common bash idioms in Python? [closed]

I currently do my textfile manipulation through a bunch of badly remembered AWK, sed, Bash and a tiny bit of Perl. 17 Answe...
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What are the differences between type() and isinstance()?

What are the differences between these two code fragments? 7 Answers 7 ...
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How can I specify a [DllImport] path at runtime?

In fact, I got a C++ (working) DLL that I want to import into my C# project to call it's functions. 7 Answers ...
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Change / Add syntax highlighting for a language in Sublime 2/3

I want to change / add syntax highlighting for a language in Sublime 2/3. 5 Answers 5 ...
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How do I implement basic “Long Polling”?

I can find lots of information on how Long Polling works (For example, this , and this ), but no simple examples of how to implement this in code. ...