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C/C++ macro string concatenation
...oken pasting, try this:
/*
* Concatenate preprocessor tokens A and B without expanding macro definitions
* (however, if invoked from a macro, macro arguments are expanded).
*/
#define PPCAT_NX(A, B) A ## B
/*
* Concatenate preprocessor tokens A and B after macro-expanding them.
*/
#define PPC...
Why is 'false' used after this simple addEventListener function?
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I dont know so much about javascript, so i am having trouble in getting this answer. I actually don't know what is useCapture? Will you please tell me something about it.
– Ashoka Mondal
Jan 10 '14 at 6:25
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What does “Mass Assignment” mean in Laravel?
When I went through Laravel Document about Eloquent ORM topic part, I got a new term Mass Assignment .
4 Answers
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What's the difference between “STL” and “C++ Standard Library”?
...brary" and the "Standard Library" are not the same thing.
The battle is about whether the current Standard Library should be called "the STL" in whole or in part, and/or whether it matters what it's called.
For "STL"
There is a school of thought that says that everybody knows now that "STL" means...
What are the differences between .gitignore and .gitkeep?
...e in the otherwise empty subdirectory that contains a bit of information about what that subdirectory is going to be used for? It seems confusing to have a file called .gitkeep that is not actually part of git.
– tamouse
Jul 14 '12 at 21:45
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TCP: can two different sockets share a port?
... resources allow it to.
On the client-side, it is common practice for new outbound connections to use a random client-side port, in which case it is possible to run out of available ports if you make a lot of connections in a short amount of time.
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How does collections.defaultdict work?
I've read the examples in python docs, but still can't figure out what this method means. Can somebody help? Here are two examples from the python docs
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Storyboard - refer to ViewController in AppDelegate
...gate? I've made a variable with the relevant class and turned it into an IBOutlet property, but I don't see any way of being able to refer to the new ViewController in code - any attempt to ctrl-drag a connection doesn't work.
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How can I use a local image as the base image with a dockerfile?
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You can use it without doing anything special. If you have a local image called blah you can do FROM blah. If you do FROM blah in your Dockerfile, but don't have a local image called blah, then Docker will try to pull it from the registry.
In ...
Why should we include ttf, eot, woff, svg,… in a font-face
...sing SVG markup, and people start to use it. More time passes and it turns out that they are absolutely terrible compared to just a normal font format, and SVG 2 wisely removes the entire chapter again.
Then, woff gets invented by people with quite a bit of domain knowledge, which makes it possible ...