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Possible to do a MySQL foreign key to one of two possible tables?
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283
What you're describing is called Polymorphic Associations. That is, the "foreign key" column c...
How do I sort a Set to a List in Java?
...d me.
– Jeremy Stein
Apr 13 '09 at 18:42
4
@sunleo The Util class is the one that contains the as...
Is there a predefined enumeration for Month in the .NET library?
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edited Jul 28 '11 at 17:31
Matt Enright
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Does height and width not apply to span?
...t, then it will accept your dimension directives.
span.product__specfield_8_arrow
{
display: inline-block; /* or block */
}
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How can I convert ArrayList to ArrayList?
...ect, null))
.collect(Collectors.toList());
Or when you're not on Java 8 yet:
List<String> strings = new ArrayList<>(list.size());
for (Object object : list) {
strings.add(Objects.toString(object, null));
}
Or when you're not on Java 7 yet:
List<String> strings = new Ar...
Scroll to bottom of Div on page load (jQuery)
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answered Jul 18 '12 at 22:40
Mike ToddMike Todd
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How to deserialize a JObject to .NET object
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Tien DoTien Do
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How to get a vertical geom_vline to an x-axis of class date?
...ave a time series from and would like to draw a vertical line for years 1998, 2005 and 2010 for example. I tried with ggplot and qplot syntax, but still I either see no vertical line at all or the vertical line is drawn at the very first vertical grid and the whole series is shifted somewhat str...
How do I change the highlight style in Vim spellcheck?
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edited Apr 2 '19 at 9:28
Matthias Braun
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The Ruby %r{ } expression
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Matthew
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answered Sep 12 '12 at 9:10
EurekaEureka
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