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multiple tags
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142
Yes, absolutely. You can have multiple header, nav, and footer tags sans penalty.
As long as ...
Cannot change column used in a foreign key constraint
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127
The type and definition of foreign key field and reference must be equal.
This means your fore...
How to find patterns across multiple lines using grep?
...pcre2
% brew install pcre2
pcre2grep is also available on Linux (Ubuntu 18.04+)
$ sudo apt install pcre2-utils # PCRE2
$ sudo apt install pcregrep # Older PCRE
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What does the forward slash mean in the CSS font shorthand?
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12px is the font size, 18px is the line height.
The syntax is based on typographical notation for specifying the respective sizes, and is only applicable to the font shorthand property. In other words, the above declaration ...
What is a memory fence?
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For performance gains modern CPUs often execute instructions out of order to make maximum use ...
XML Schema: Element with attributes containing only text?
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171
Try
<xs:element name="option" type="AttrElement" />
<xs:complexType name="AttrE...
Attempt to set a non-property-list object as an NSUserDefaults
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Deserialize json object into dynamic object using Json.net
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Json.NET allows us to do this:
dynamic d = JObject.Parse("{number:1000, str:'string', array: [1,2,3,4,5,6]}");
Console.WriteLine(d.number);
Console.WriteLine(d.str);
Console.WriteLine(d.array.Count);
Output:
1000
string
6
Documentation here: LINQ to JSON with Json.NET
See also JOb...
How does std::move() transfer values into RValues?
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172
We start with the move function (which I cleaned up a little bit):
template <typename T>...
Write a number with two decimal places SQL server
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