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How do I automatically update a timestamp in PostgreSQL
I want the code to be able to automatically update the time stamp when a new row is inserted as I can do in MySQL using CURRENT_TIMESTAMP.
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How to RedirectToAction in ASP.NET MVC without losing request data
Using ASP.NET MVC there are situations (such as form submission) that may require a RedirectToAction .
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Perform Segue programmatically and pass parameters to the destination view
in my app I've a button that performs a segue programmatically:
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Webrick as production server vs. Thin or Unicorn?
It seems like it's taken for granted that you must not use Webrick as production server, but I can't really find anywhere mentioning why. The consensus seems to be:
"Webrick is ok for development, but Thin or Unicorn is the choice for production, period."
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What are “first class” objects?
When are objects or something else said to be "first class" in a given programming language, and why? In what do they differ from languages where they are not?
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How do you downgrade rubygems?
I have rubygems 1.3.1 installed but I want to go back to 1.2.0. What's the command to downgrade rubygems?
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How can I limit Parallel.ForEach?
I have a Parallel.ForEach() async loop with which I download some webpages. My bandwidth is limited so I can download only x pages per time but Parallel.ForEach executes whole list of desired webpages.
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How do you move a commit to the staging area in git?
If you want to move a commit to the staging area - that is uncommit it and move all of the changes which were in it into the staging area (effectively putting the branch in the state that it would have been in prior to the commit) - how do you do it? Or is it something that you can't do?
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Split a string by a delimiter in python
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Difference between char* and const char*?
What's the difference between
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