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Postgres: “ERROR: cached plan must not change result type”
This exception is being thrown by the PostgreSQL 8.3.7 server to my application.
Does anyone know what this error means and what I can do about it?
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What is the exact problem with multiple inheritance?
I can see people asking all the time whether multiple inheritance should be included into the next version of C# or Java. C++ folks, who are fortunate enough to have this ability, say that this is like giving someone a rope to eventually hang themselves.
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How to ignore user's time zone and force Date() use specific time zone
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Pick a random element from an array
Suppose I have an array and I want to pick one element at random.
16 Answers
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Coloring white space in git-diff's output
...tting I'm kind of purist :). I very often remove unnecessary white spaces (lines with only ws, ws at the end of lines etc). I even have set vim to show that kind of lines colored to red.
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How can you programmatically tell an HTML SELECT to drop down (for example, due to mouseover)?
How can you programmatically tell an HTML select to drop down (for example, due to mouseover)?
12 Answers
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Install parent POM without building Child modules
I have a parent POM in a Maven project, with this structure:
2 Answers
2
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Pushing app to heroku problem
I am trying to push my app to heroku and I get the following message:
4 Answers
4
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“Rate This App”-link in Google Play store app on the phone
I'd like to put a "Rate This App"-link in an Android App to open up the app-listing in the user's Google Play store app on their phone.
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How do I show the changes which have been staged?
I staged a few changes to be committed; how can I see the diff of all files which are staged for the next commit? I'm aware of git status , but I'd like to see the actual diffs - not just the names of files which are staged.
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