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How to change owner of PostgreSql database?
...bjects with a new owner, including system resources (postgres0, postgres1, etc.)
First, connect to admin database and update DB ownership:
psql
postgres=# REASSIGN OWNED BY old_name TO new_name;
This is a global equivalent of ALTER DATABASE command provided in Frank's answer, but instead of up...
how to get the current working directory's absolute path from irb
... Is this possible from irb? Apparently from a script it's possible using File.expand_path(__FILE__)
6 Answers
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Where should I put the log4j.properties file?
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You can specify config file location with VM argument -Dlog4j.configuration="file:/C:/workspace3/local/log4j.properties"
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How to implement static class member functions in *.cpp file?
Is it possible to implement static class member functions in *.cpp file instead of doing
it in the header file ?
8 Answer...
How can I pipe stderr, and not stdout?
...-right, but pipes are set up before the I/O redirections are interpreted. File descriptors such as 1 and 2 are references to open file descriptions. The operation 2>&1 makes file descriptor 2 aka stderr refer to the same open file description as file descriptor 1 aka stdout is currently ref...
How can I randomize the lines in a file using standard tools on Red Hat Linux?
How can I randomize the lines in a file using standard tools on Red Hat Linux?
11 Answers
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Retrieve the commit log for a specific line in a file?
...ve you a commit log for just commits that touched a particular line in a file?
10 Answers
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What is the “main file” property when doing bower init?
What is the use of property main file when you run bower init? I have been looking and many people says that it currently has no purpose.
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How do HttpOnly cookies work with AJAX requests?
...ink. All the normal request properties: user-agent, ip, session, cookies, etc. are passed to the server.
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Dynamic LINQ OrderBy on IEnumerable / IQueryable
...te that dynamic only applies to LINQ-to-Objects (expression-trees for ORMs etc can't really represent dynamic queries - MemberExpression doesn't support it). But here's a way to do it with LINQ-to-Objects. Note that the choice of Hashtable is due to favorable locking semantics:
using Microsoft.CSha...