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T-SQL: Deleting all duplicate rows but keeping one [duplicate]
I have a table with a very large amount of rows. Duplicates are not allowed but due to a problem with how the rows were created I know there are some duplicates in this table.
I need to eliminate the extra rows from the perspective of the key columns. Some other columns may have slightly different...
Reasons for using the set.seed function
Many times I have seen the set.seed function in R, before starting the program. I know it's basically used for the random number generation. Is there any specific need to set this?
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What does 'useLegacyV2RuntimeActivationPolicy' do in the .NET 4 config?
...n I wrote recently to help with the void of information on this attribute.
http://www.marklio.com/marklio/PermaLink,guid,ecc34c3c-be44-4422-86b7-900900e451f9.aspx (Internet Archive Wayback Machine link)
To quote the most relevant bits:
[Installing .NET] v4 is “non-impactful”. It should not cha...
Simple way to find if two different lists contain exactly the same elements?
What is the simplest way to find if two Lists contain exactly the same elements, in the standard Java libraries?
16 Answer...
What do Clustered and Non clustered index actually mean?
I have a limited exposure to DB and have only used DB as an application programmer. I want to know about Clustered and Non clustered indexes .
I googled and what I found was :
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How to Iterate over a Set/HashSet without an Iterator?
How can I iterate over a Set / HashSet without the following?
8 Answers
8
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Find a Git branch containing changes to a given file
...eUploader: {
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Load data from txt with pandas
I am loading a txt file containig a mix of float and string data. I want to store them in an array where I can access each element. Now I am just doing
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What does the question mark in Java generics' type parameter mean?
...is used to define wildcards. Checkout the Oracle documentation about them: http://docs.oracle.com/javase/tutorial/java/generics/wildcards.html
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How can I make Flexbox children 100% height of their parent?
... tell flex-2-child to become flexible:
.flex-2-child {
flex: 1;
}
See http://jsfiddle.net/2ZDuE/10/
The reason is that flex-2-child is not a Flexbox item, but its parent is.
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