大约有 22,535 项符合查询结果（耗时：0.0427秒） [XML]
How to calculate the bounding box for a given lat/lng location?
...de, according to the WGS-84 ellipsoid [m]
def WGS84EarthRadius(lat):
# http://en.wikipedia.org/wiki/Earth_radius
An = WGS84_a*WGS84_a * math.cos(lat)
Bn = WGS84_b*WGS84_b * math.sin(lat)
Ad = WGS84_a * math.cos(lat)
Bd = WGS84_b * math.sin(lat)
return math.sqrt( (An*An + Bn*B...
JSON: why are forward slashes escaped?
...ON serializer would even care where the JSON ends up. On a web page, in an HTTP request, whatever. Let the final renderer do additional encoding, if it needs it.
– Dan Ross
Apr 28 '16 at 5:11
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Logical operator in a handlebars.js {{#if}} conditional
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taking this one up a notch, for those of you who live on the edge.
gist: https://gist.github.com/akhoury/9118682
Demo: Code snippet below
Handlebars Helper: {{#xif EXPRESSION}} {{else}} {{/xif}}
a helper to execute an IF statement with any expression
EXPRESSION is a properly escaped String
Ye...
What to do Regular expression pattern doesn't match anywhere in string?
...put tag #2 at character 10335:
alt => "Go"
src => "http://g-ecx.images-amazon.com/images/G/01/x-locale/common/transparent-pixel._V192234675_.gif"
type => "image"
Parse Input Tags, See No Evil Input
Here’s the source for the program that produced the output above...
Azure table storage returns 400 Bad Request
...lowed for a Date/Time type attribute is Jan 1, 1601 (UTC) in Windows Azure[http://msdn.microsoft.com/en-us/library/windowsazure/dd179338.aspx]. Please see if that's not the case. If that's the case, then you could make them nullable type fields so that they don't get populated with the default value...
Get HTML code from website in C#
...TML code from a website. You can use code like this.
string urlAddress = "http://google.com";
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(urlAddress);
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
if (response.StatusCode == HttpStatusCode.OK)
{
Stream receive...
MySQL ON DUPLICATE KEY - last insert id?
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Check this page out: https://web.archive.org/web/20150329004325/https://dev.mysql.com/doc/refman/5.0/en/insert-on-duplicate.html
At the bottom of the page they explain how you can make LAST_INSERT_ID meaningful for updates by passing an expressio...
Is there a .NET equivalent to Apache Hadoop? [closed]
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See http://research.microsoft.com/en-us/projects/dryadlinq/default.aspx or http://msdn.microsoft.com/en-us/library/dd179423.aspx
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How can I detect if the user is on localhost in PHP?
...kka웃 you can just send e.g. Host: 127.0.0.1 and it would be populated in HTTP_HOST, so it's not reliable method at all.
– Dejan Marjanović
Mar 19 '13 at 15:49
4
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docker error: /var/run/docker.sock: no such file or directory
...ave succeeded in building. "docker images": gives 2014/08/19 11:11:45 Get http:///var/run/docker.sock/v1.13/images/json: dial unix /var/run/docker.sock: no such file or directory. Should the docker be placed in the home directory and can it be named with any name? Is it the same as "image-name"?
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