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How to calculate the angle between a line and the horizontal axis?
...deltaY: 180 to 270 degrees (-180 to -90 degrees).
+deltaX, -deltaY: 270 to 360 degrees (-90 to 0 degrees).
An implementation in Python using radians (provided on July 19, 2015 by Eric Leschinski, who edited my answer):
from math import *
def angle_trunc(a):
while a < 0.0:
a += p...
Android - Camera preview is sideways
...MERATYPE.FRONT;
result = (cameraInfo.orientation + degrees) % 360;
result = (360 - result) % 360; // compensate the mirror
}
else
{ // back-facing
result = (cameraInfo.orientation - degrees + 360) % 360;
}
// displayRota...
What is the method for converting radians to degrees?
...
a complete circle in radians is 2*pi. A complete circle in degrees is 360. To go from degrees to radians, it's (d/360) * 2*pi, or d*pi/180.
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File uploading with Express 4.0: req.files undefined
...ooked like this:
{ file:
{ fieldName: 'file',
originalFilename: '360px-Cute_Monkey_cropped.jpg',
name: '360px-Cute_Monkey_cropped.jpg'
path: 'uploads/6323-16v7rc.jpg',
type: 'image/jpeg',
headers:
{ 'content-disposition': 'form-data; name="file"; filename="360px-...
How to calculate the SVG Path for an arc (of a circle)
...at the largeArc logic doesn't work if you use negative angles. This works -360 to +360: jsbin.com/kopisonewi/2/edit?html,js,output
– Xcodo
Sep 7 '16 at 8:58
...
VIP会员中心 · App Inventor 2 中文网，少儿编程陪伴者
...0 + 时 文档翻译进度代码块右键"帮助" 85% ...
How do I get a YouTube video thumbnail from the YouTube API?
...hqdefault.jpg"
["width"]=>
int(480)
["height"]=>
int(360)
}
["standard"]=>
object(stdClass)#9 (3) {
["url"]=>
string(48) "https://i.ytimg.com/vi/T0Jqdjbed40/sddefault.jpg"
["width"]=>
int(640)
["height"]=>
int(480)
}
["maxres"]=>...
IIS7 Cache-Control
...
See 360Airwalk posts below, there is UI for this in IIS7
– ChadT
Jul 7 '10 at 7:29
...
Can't use modulus on doubles?
...gramming in C++ for Qt and fmod has a bug there. The result of fmod(angle, 360) can be 360 (WAT?!)
– Paul
May 30 '17 at 7:39
7
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How to automatically generate N “distinct” colors?
...ss or saturation, you can distribute the hues like so:
// assumes hue [0, 360), saturation [0, 100), lightness [0, 100)
for(i = 0; i < 360; i += 360 / num_colors) {
HSLColor c;
c.hue = i;
c.saturation = 90 + randf() * 10;
c.lightness = 50 + randf() * 10;
addColor(c);
}
...