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Why is it OK to return a 'vector' from a function?
...c[1] = -a[0] * b[2] + b[0] * a[2]; c[2] = a[0] * b[1] - b[0] * a[1];
}
I tested on Visual Studio 2017 with the following results in release mode:
8.01 MOPs by reference
5.09 MOPs returning vector
In debug mode, things are much worse:
0.053 MOPS by reference
0.034 MOPs by return vector
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Easy way to dismiss keyboard?
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This does seem to work (tested on ios4.1). Though it is only available on iOS 3.2 upwards. I'm not sure if this is actually guaranteed to work, or is just a non-guaranteed side effect from calling an API in a way that it's not documented to work.
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Recommendation for compressing JPG files with ImageMagick
...solution to make the file smaller. Lower the JPEG quality instead! You can test it yourself - compare two images one with 97% JPEG and anothern converted to let's say 68% and you will really have a hard time seeing any pixels being different even if you look at 100% zoom! Stock camera and phone's s...
Get to UIViewController from UIView?
...nabled static library that I ship on every application I create. It's been tested several times and I didn't find any problems or leaks.
P.S.: You don't need to use a category like I did if the concerned view is a subclass of yours. In the latter case, just put the method in your subclass and you'r...
How to get the absolute coordinates of a view
... null pointer exception in Android v1.5 (the platform I'm coding for), but testing in v2.1 didn't work any better. Both methods gave me 0s for everything. I included a code snippet above.
– Steve Haley
Feb 9 '10 at 12:23
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Why is @font-face throwing a 404 error on woff files?
.../x-font-woff
and you will not have any Chrome console errors anymore !
(tested on Chrome 17)
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Set width of TextView in terms of characters
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of course I'm still testing to see if this actually works, but so far it looks like it.
– Fraggle
May 29 '11 at 1:45
7
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How to automatically install Ansible Galaxy roles?
...roles. You can find out about that here: http://docs.ansible.com/ansible/latest/galaxy.html#installing-multiple-roles-from-a-file
For example (requirements.yml):
- src: yatesr.timezone
You then run ansible-galaxy install -r requirements.yml on this file to download all of the roles listed there....
How do I call the default deserializer from a custom deserializer in Jackson
... mapper.registerModule(module);
User user = mapper.readValue(new File("test.json"), User.class);
}
}
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How to get the value from the GET parameters?
...way to do this via URL and URLSearchParams.
let url = new URL('http://www.test.com/t.html?a=1&b=3&c=m2-m3-m4-m5');
let searchParams = new URLSearchParams(url.search);
console.log(searchParams.get('c')); // outputs "m2-m3-m4-m5"
Currently supported in Firefox, Opera, Safari, Chrome and Ed...