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PostgreSQL delete with inner join
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DELETE
FROM m_productprice B
USING m_product C
WHERE B.m_product_id = C.m_product_id AND
C.upc = '7094' AND
B.m_pricelist_version_id='1000020';
or
DELETE
FROM m_productprice
WHERE m_pricelist_version_id...
Getting an empty JQuery object
In the following code I set up a change handler on a select box to show and hide some follow up questions based on the value of the selection.
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What is the difference between Collections.emptyList() and Collections.EMPTY_LIST
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Collections.EMPTY_LIST returns an old-style List
Collections.emptyList() uses type-inference and therefore returns
List<T>
Collections.emptyList() was added in Java 1.5 and it is probably always preferable. This way, you don't need to unnecess...
What is the use of the pipe symbol in YAML?
I am new to yaml, and I have a question about the pipe symbol (|) used for multiple lines. Does YAML have any syntax like the one below?
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How to deal with “data of class uneval” error from ggplot2?
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when you add a new data set to a geom you need to use the data= argument. Or put the arguments in the proper order mapping=..., data=.... Take a look at the arguments for ?geom_line.
Thus:
p + geom_line(data=df.last, aes(HrEnd, M...
Printing newlines with print() in R
I am trying to print a multiline message in R. For example,
4 Answers
4
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Visual studio long compilation when replacing int with double
My copy of VS2013 Ultimate compiles this code for 60+ seconds:
2 Answers
2
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Populating spinner directly in the layout xml
Is it possible to populate the options of a Spinner right in the layout xml? This page suggests I should use an ArrayAdapter? It seems awkward not being able to do it..
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How to put comments in Django templates
I would like to comment this with a line
6 Answers
6
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optional parameters in SQL Server stored proc?
...tored procs in SQL Server 2008, and wondered if the concept of optional input parameters is possible here?
3 Answers
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