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How to calculate an angle from three points? [closed]
...e (in radians) between two vectors pointing outward from one center
*
* @param p0 first point
* @param p1 second point
* @param c center point
*/
function find_angle(p0,p1,c) {
var p0c = Math.sqrt(Math.pow(c.x-p0.x,2)+
Math.pow(c.y-p0.y,2)); // p0->c (b)
va...
Any way to modify Jasmine spies based on arguments?
...I'd like to test which calls an external API method twice, using different parameters. I'd like to mock this external API out with a Jasmine spy, and return different things based on the parameters. Is there any way to do this in Jasmine? The best I can come up with is a hack using andCallFake:
...
Picking a random element from a set
...element at position <code>id</code> with last element.
* @param id
*/
public E removeAt(int id) {
if (id >= dta.size()) {
return null;
}
E res = dta.get(id);
idx.remove(res);
E last = dta.remove(dta.size() - 1);
...
What are all the valid self-closing elements in XHTML (as implemented by the major browsers)?
..., "basefont", "br", "col", "frame", "hr", "img", "input", "link", "meta", "param"
– mpen
Oct 23 '10 at 6:37
94
...
In practice, what are the main uses for the new “yield from” syntax in Python 3.3?
...list_values_as_xxx are simple generators with a single line for x in input_param: yield int(x) and the other two respectively with str and float
– madtyn
Jan 31 '18 at 23:11
...
Can a Byte[] Array be written to a file in C#?
.../ Convert the Binary AnyFile to Byte[] format
/// </summary>
/// <param name="image"></param>
/// <returns></returns>
public static byte[] ConvertANYFileToBytes(HttpPostedFileBase image)
{
byte[] imageBytes = null;
BinaryReader reader = new BinaryReader(image.In...
Sanitizing strings to make them URL and filename safe?
...unction: sanitize
* Returns a sanitized string, typically for URLs.
*
* Parameters:
* $string - The string to sanitize.
* $force_lowercase - Force the string to lowercase?
* $anal - If set to *true*, will remove all non-alphanumeric characters.
*/
function sanitize($string, $force...
对外网用户的squid代理+认证 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...r/local/squid/etc
jiulongproxynew# ee squid.conf
内容如下：
auth_param basic program /usr/sbin/ncsa_auth /usr/local/squid/etc/password
auth_param basic children 5
auth_param basic realm Please enter the user name and password
auth_param basic credentialsttl 2 hours
acl web src 128.0.0....
YouTube API to fetch all videos on a channel
.../list#try-it
You can specify the username with the forUsername={username} param, or specify mine=true to get your own (you need to authenticate first). Include part=contentDetails to see the playlists.
GET https://www.googleapis.com/youtube/v3/channels?part=contentDetails&forUsername=jambrose...
When to use f:viewAction / preRenderView versus PostConstruct?
...eful if you want to perform actions based on model values set by <f:viewParam> during update model values phase. Namely, they are not available at the moment the @PostConstruct runs. In JSF 2.0/2.1, this tag didn't exist and you have to use the preRenderView workaround.
If the backing bean is...