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Why does modern Perl avoid UTF-8 by default?
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Cassandra port usage - how are the ports used?
When experimenting with Cassandra I've observed that Cassandra listens to the following ports:
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Using “like” wildcard in prepared statement
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How to run a program without an operating system?
...mputer can load and run at startup, e.g. boot the computer from a flash drive and it runs the program that is on the CPU?
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How do I create a class instance from a string name in ruby?
I have the name of a class and I want to create an instance of that class so that I can loop through each rails attribute that is present in the schema of that class.
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How to check if a Unix .tar.gz file is a valid file without uncompressing?
I have found the question How to determine if data is valid tar file without a file? , but I was wondering: is there a ready made command line solution?
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Does PostgreSQL support “accent insensitive” collations?
In Microsoft SQL Server, it's possible to specify an "accent insensitive" collation (for a database, table or column), which means that it's possible for a query like
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Number of elements in a javascript object
Is there a way to get (from somewhere) the number of elements in a javascript object?? (i.e. constant-time complexity).
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Differences in auto-unboxing between Java 6 vs Java 7
I have noted a difference in auto unboxing behavior between Java SE 6 and Java SE 7. I'm wondering why that is, because I can't find any documentation of changes in this behavior between these two versions.
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Uninstall old versions of Ruby gems
I have several versions of a Ruby gem:
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