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Plot a bar using matplotlib using a dictionary
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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SQL Server equivalent to MySQL enum data type?
...ith only a few values then you'll end-up adding lots of tables to your database. Not to mention extra IO reads due to FK constraint-checking when inserting/deleting data, whereas a CHECK CONSTRAINT is much faster and doesn't cause database object spam.
– Dai
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Java 8 NullPointerException in Collectors.toMap
... static methods of Collectors. The javadoc of toMap explains that toMap is based on Map.merge:
@param mergeFunction a merge function, used to resolve collisions between values associated with the same key, as supplied to Map#merge(Object, Object, BiFunction)}
and the javadoc of Map.merge says:...
When do you need to explicitly call a superclass constructor?
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Pass Nothing from Javascript to VBScript in IE9
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How to set a stroke-width:1 on only certain sides of SVG shapes?
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JsonMappingException: out of START_ARRAY token
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Can you do greater than comparison on a date in a Rails 3 search?
...is, because time zone. When you use where with "" Rails go directly to database, and in the database the date are saved in UTC, but you should be in UTC + 5 for example, and this will not correct. So ensure to convert the p[date] to your current UTC before do it
– Paulo Tarud
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How can I stop a Postgres script when it encounters an error?
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How to return a 200 HTTP Status Code from ASP.NET MVC 3 controller
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