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How does Hadoop process records split across block boundaries?
According to the Hadoop - The Definitive Guide
6 Answers
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What is the HEAD in git?
There seems to be a difference between the last commit, the HEAD and the state of the file I can see in my directory.
5 Ans...
How to change owner of PostgreSql database?
I need to change the owner of PostgreSql database.
2 Answers
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Clicking the text to select corresponding radio button
I'm creating a quiz web application using PHP. Each question is comprised of a separate <label> and has 4 possible choices, using radio buttons to allow the user to select his/her answer. The current HTML for a single question looks like:
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Find difference between timestamps in seconds in PostgreSQL
I have a table in PostgreSQL 8.3 with 2 timestamp columns. I would like to get the difference between these timestamps in seconds. Could you please help me how to get this done?
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Bogus foreign key constraint fail
I get this error message:
9 Answers
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What does the 'Z' mean in Unix timestamp '120314170138Z'?
I have an X.509 certificate which has the following 2 timestamps:
2 Answers
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How to revert Master branch to upstream
I have forked a git repository and setup upstream. I've made some changes in Master branch and committed and pushed to github.
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Difference between Xcode version (CFBundleShortVersionString) and build (CFBundleVersion)
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4 Answers
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How to use WPF Background Worker
In my application I need to perform a series of initialization steps, these take 7-8 seconds to complete during which my UI becomes unresponsive. To resolve this I perform the initialization in a separate thread:
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