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Are nested HTML comments possible?
...! -- ⋯ -- >) is a comment. The spec says it better than I can: http://www.w3.org/TR/html4/intro/sgmltut.html#h-3.2.4
This is why comments like this one (which we've all likely done one time or another) are a bad idea:
<!-- ------------------ HEADER BEGINS HERE -------------------- -->
...
Xcode 6 beta 2 issue exporting .ipa: “Your account already has a valid iOS distribution certificate”
..., with only Xcode 6 installed (didn't have to re-install Xcode 5).
http://www.thecave.com/2014/09/16/using-xcodebuild-to-export-a-ipa-from-an-archive/
Example:
xcodebuild -exportArchive -archivePath $projectname.xcarchive -exportPath $projectname -exportFormat ipa -exportProvisioningProfile "Prov...
No @XmlRootElement generated by JAXB
...axb/xjc"
jxb:extensionBindingPrefixes="xjc" xmlns:xs="http://www.w3.org/2001/XMLSchema">
<jxb:bindings schemaLocation="path/to/myschema.xsd" node="/xs:schema">
<jxb:globalBindings>
<xjc:simple/>
</jxb:globalBindings>
</j...
ASP.NET MVC - Attaching an entity of type 'MODELNAME' failed because another entity of the same type
...rom user modifying sensitive data.
Here is extended explanation:
http://www.stevefenton.co.uk/Content/Blog/Date/201303/Blog/Why-You-Never-Expose-Your-Domain-Model-As-Your-MVC-Model/
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impro...
How to write a:hover in inline CSS?
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I tested this: <a href="http://www.w3.org/" style="{color: #900} :link {background: #ff0} :visited {background: #fff} :hover {outline: thin red solid} :active {background: #00f}">...</a> But it di...
What's an appropriate HTTP status code to return by a REST API service for a validation failure?
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From RFC 4918 (and also documented at http://www.iana.org/assignments/http-status-codes/http-status-codes.xhtml):
The 422 (Unprocessable Entity) status code means the server
understands the content type of the request entity (hence a
415 (Unsupported Media T...
PHP ORMs: Doctrine vs. Propel
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I think this page from the Doctrine documentation is worth a read: http://www.doctrine-project.org/documentation/manual/1_2/en/introduction:doctrine-explained
To sum up: If I were starting a new project or had to choose between learning Doctrine and Propel I'd go for Doctrine any day.
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difference between primary key and unique key
...------------------------+
You can find detailed information from:
http://www.dotnet-tricks.com/Tutorial/sqlserver/V2bS260912-Difference-between-Primary-Key-and-Unique-Key.html
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Is quoting the value of url() really necessary?
...by ')'.
The two quote characters must be the
same.
Source: http://www.w3.org/TR/CSS21/syndata.html#uri
So all of the 3 examples you proposed are correct, but the one that I would choose is the first one because you use less characters and hence the resulting CSS file will be smaller, resu...
What is the reason behind cbegin/cend?
...
From http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2004/n1674.pdf:
so that a programmer can directly obtain a const_iterator from even a
non-const container
They gave this example
vector<MyType> v;
// fill v ...
type...