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Can I set the height of a div based on a percentage-based width? [duplicate]
Let's say I've got a div that has a width of 50% of the body. How do I make its height equal to that value? So that when the browser window is 1000px wide, the div's height and width are both 500px.
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log4j vs logback [closed]
...back API directly for logging, but that is highly discouraged. All logback documentation and examples on loggers are written in terms of the SLF4J API.
So by using logback, you'd be actually using SLF4J and if for any reason you wanted to switch back to log4j, you could do so within minutes by sim...
How can I get sin, cos, and tan to use degrees instead of radians?
... trig functions to use degree values instead of radian values. How would I do that?
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Calling a class function inside of __init__
...at takes a filename, opens the file, and parses out some data. I'd like to do this in a class. The following code works:
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Django template how to look up a dictionary value with a variable
...et(key)
(I use .get so that if the key is absent, it returns none. If you do dictionary[key] it will raise a KeyError then.)
usage:
{{ mydict|get_item:item.NAME }}
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How to get the IP address of the docker host from inside a docker container
As the title says. I need to be able to retrieve the IP address the docker hosts and the portmaps from the host to the container, and doing that inside of the container.
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What is the equivalent of “colspan” in an Android TableLayout?
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It seems that there is an attribute doing that :
layout_span
UPDATE:
This attribute must be applied to the children of the TableRow. NOT to the TableRow itself.
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Guid.NewGuid() vs. new Guid()
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The empty ones are very useful because they do collide. A special value that didn't collide with the known special value would be useless.
– Jon Hanna
Aug 13 '12 at 16:44
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Why are function pointers and data pointers incompatible in C/C++?
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An architecture doesn't have to store code and data in the same memory. With a Harvard architecture, code and data are stored in completely different memory. Most architectures are Von Neumann architectures with code and data in the same mem...
Why is JsonRequestBehavior needed?
...osed to afterwards when it might be too late.
Note: If your action method does not return sensitive data, then it should be safe to allow the get.
Further reading from my Wrox ASP.NET MVC3 book
By default, the ASP.NET MVC framework does not allow you to respond to
an HTTP GET request with a ...