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Using current time in UTC as default value in PostgreSQL
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I can see a funciton like now_utc() really shines when writing queries
– misaxi
Nov 1 '15 at 7:04
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Convert data.frame columns from factors to characters
I have a data frame. Let's call him bob :
18 Answers
18
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What is the difference between RDF and OWL? [closed]
...erence between RDF and OWL. Is OWL an extension of RDF or these two are totally different technologies?
12 Answers
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How to unit test abstract classes: extend with stubs?
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Write a Mock object and use them just for testing. They usually are very very very minimal (inherit from the abstract class) and not more.Then, in your Unit Test you can call the abstract method you want to test.
You should test abstract class that contain some logic like all other ...
Query to list number of records in each table in a database
... i.object_id = p.OBJECT_ID AND i.index_id = p.index_id
INNER JOIN
sys.allocation_units a ON p.partition_id = a.container_id
WHERE
t.NAME NOT LIKE 'dt%' AND
i.OBJECT_ID > 255 AND
i.index_id <= 1
GROUP BY
t.NAME, i.object_id, i.index_id, i.name, p.[Rows]
ORDER BY
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Self-references in object literals / initializers
...some kind of one time initialization of the object.
Note that you are actually assigning the return value of init() to foo, therefore you have to return this.
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DateTime vs DateTimeOffset
...s a position on someone's calendar, and there are many different calendars all over the globe. We call these calendars time zones. Calendar time is represented by a DateTime where .Kind is DateTimeKind.Unspecified, or DateTimeKind.Local. And .Local is only meaningful in scenarios where you have a...
Javascript switch vs. if…else if…else
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Answering in generalities:
Yes, usually.
See More Info Here
Yes, because each has a different JS processing engine, however, in running a test on the site below, the switch always out performed the if, elseif on a large number of iterations.
Test site
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Order of serialized fields using JSON.NET
...etting the order to 1 will only work if you set an order greater than 1 on all other properties. By default any property without an Order setting will be given an order of -1. So you must either give all serialized properties and order, or set your first item to -2
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Avoid modal dismiss on enter keypress
...d the <a> items, I guess it's something else. The code I use is basically the sample code on the bootstrap page, just with a form added inside
– Luke Morgan
May 2 '12 at 10:54
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