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Change C++/CLI project to another framework than 4.0 with vs2010
...his shows up when you press F1 in the Framework and References dialog:
By default for new projects, the targeted framework is set to .NET Framework 4. The IDE does not support modifying the targeted framework, but you can change it manually.
In the project file (.vcxproj), the default targeted...
What is DOCTYPE?
...the differences in rendering when using various DOCTYPEs. XHTML is enabled by certain DOCTYPEs, and there is quite a bit of debate about the use of XHTML which is covered well in XHTML — myths and reality.
There are subtle differences between different "standards compliant" rendering DOCTYPEs...
Highlight text similar to grep, but don't filter out text [duplicate]
...ince it's not a character.
(Note that most of the setups will use --color by default. You may not need that flag).
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Why is “final” not allowed in Java 8 interface methods?
...e going to be different from interface methods, no matter what the intent, by virtue of the fact that interface methods can be multiply inherited.)
The basic idea of a default method is: it is an interface method with a default implementation, and a derived class can provide a more specific impleme...
Show or hide element in React
... );
}
});
ReactDOM.render( <Search /> , document.getElementById('container'));
<script src="https://cdnjs.cloudflare.com/ajax/libs/react/15.6.2/react.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/react-dom/15.6.2/react-dom.min.js"></scri...
How can I determine whether a 2D Point is within a Polygon?
...n points as before, now we need the actual sides. A side is always defined by two points.
side 1: (X1/Y1)-(X2/Y2)
side 2: (X2/Y2)-(X3/Y3)
side 3: (X3/Y3)-(X4/Y4)
:
You need to test the ray against all sides. Consider the ray to be a vector and every side to be a vector. The ray has to hit each si...
Disable copy constructor
...s I think the time spent following this pattern is greater than time saved by the errors it prevents. I simply forbid copy whenever not sure.
– Tomáš Zato - Reinstate Monica
Jan 14 '16 at 9:37
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There is already an open DataReader associated with this Command which must be closed first
... when iterating over the results of some query.
This can be easily solved by allowing MARS in your connection string. Add MultipleActiveResultSets=true to the provider part of your connection string (where Data Source, Initial Catalog, etc. are specified).
...
PHP 5: const vs static
...where via ClassName::$variable.
protected static variables can be accessed by the defining class or extending classes via ClassName::$variable.
private static variables can be accessed only by the defining class via ClassName::$variable.
Edit: It is important to note that PHP 7.1.0 introduced su...
Configuring Log4j Loggers Programmatically
...d through other appenders in other categories (unless configured otherwise by setting the additivity flag).
If you need to know how logging works and how is decided where logs are written read this manual for more infos about that.
In Short:
Logger fizz = LoggerFactory.getLogger("com.fizz")
...