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Combine :after with :hover
I want to combine :after with :hover in CSS (or any other pseudo selector). I basically have a list and the item with the selected class has an arrow shape applied using :after . I want the same to be true for objects that are being hovered over but cant quite get it to work. Heres the cod...
Unable to create a constant value of type Only primitive types or enumeration types are supported in
...umerable() // database query ends here, the rest is a query in memory
.Select(x =>
new PersonDTO
{
personId = x.personId,
addressId = x.addressId,
favoriteId = x.favoriteId,
personProtocol = ppCombined
.Where(p...
SQLAlchemy ORDER BY DESCENDING?
...
from sqlalchemy import desc
someselect.order_by(desc(table1.mycol))
Usage from @jpmc26
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Concat all strings inside a List using LINQ
....Boo);
Console.ReadKey();
}
}
And here is my best :)
items.Select(i => i.Boo).Aggregate((i, j) => i + delimiter + j)
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How to get the number of characters in a std::string?
...ng length
std::cout << strlen(str.c_str()) << std::endl; // convert C++ string to C-string then call strlen
return 0;
}
Output:
6
6
6
6
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Show an image preview before upload
... code snippet in the HTML example below filters out images from the user's selection and renders selected files into multiple thumbnail previews:
function handleFileSelect(evt) {
var files = evt.target.files;
// Loop through the FileList and render image files as thumbnails.
fo...
Get PostGIS version
...s like GEOS and proj4 you might want to get their versions too. Then use:
SELECT PostGIS_full_version();
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Block commenting in Ruby
...
In TextMate, you can alt-drag vertically to select a column of text. This will duplicate the insertion point across all the lines you select, so you can insert or delete multiple #s at once.
UPDATE: Also in TextMate, assuming you have the right language selected, Cmd ...
Case conventions on element names?
...inent examples:
<a>1</a><b>1</b>
<xsl:value-of select="a+b"/>
outputs 2, as expected
<a>1</a><b>1</b>
<xsl:value-of select="a-b"/>
DOES NOT ERROR, BUT OUTPUTS NOTHING AT ALL
In the above code, you must put at least one space before a su...
How to save MailMessage object to disk as *.eml or *.msg file
...
Here's an extension method to convert a MailMessage to a stream containing the EML data.
Its obviously a bit of a hack as it uses the file system, but it works.
public static void SaveMailMessage(this MailMessage msg, string filePath)
{
using (var fs...