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Difference between solr and lucene
I know that Lucene and Solr are 2 differents Apache projects that are made to work together, but I don't understand what is the aim of each project.
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How to make Sequelize use singular table names
I have an model called User but Sequelize looks for the table USERS whenever I am trying to save in the DB. Does anyone know how to set Sequelize to use singular table names? Thanks.
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How to apply an XSLT Stylesheet in C#
I want to apply an XSLT Stylesheet to an XML Document using C# and write the output to a File.
4 Answers
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Check if value already exists within list of dictionaries?
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Here's one way to do it:
if not any(d['main_color'] == 'red' for d in a):
# does not exist
The part in parentheses is a generator expression that returns True for each dictionary that has the key-value pair you are looking for, otherwise False.
If the key co...
Git: updating remote branch information
In a git repository, a remote branch I am not tracking was deleted. When I type
6 Answers
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Xcode 4 - “Archive” is greyed out?
I would like to archive my application, but the Archive option is greyed out. What could cause this?
4 Answers
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What does SQL clause “GROUP BY 1” mean?
Someone sent me a SQL query where the GROUP BY clause consisted of the statement: GROUP BY 1 .
6 Answers
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Persistent invalid graphics state error when using ggplot2
I believe my dataframe is okay and my code is okay. In fact, I have eliminated parts of the dataframe and most of the graphing code to make things as basic as possible. But still, I get:
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How do I create a datetime in Python from milliseconds?
I can create a similar Date object in Java by java.util.Date(milliseconds) . How do I create the comparable in Python?
5 A...
How should I copy Strings in Java?
...le still contains the original value "hello" (this is because of String's immutability right?).
5 Answers
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