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How to set the prototype of a JavaScript object that has already been instantiated?

...ike modifying __proto__, they won't optimize your code at all. This posts https://bugzilla.mozilla.org/show_bug.cgi?id=607863 specifically discusses current implementations of __proto__ and the differences between them. Every implementation does it differently, because it's a hard and unsolved prob...
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How do I add multiple arguments to my custom template filter in a django template?

...function will now look like this: from django import template from django.http import QueryDict register = template.Library() @register.filter def replace(value, args): qs = QueryDict(args) if qs.has_key('cherche') and qs.has_key('remplacement'): return value.replace(qs['cherche']...
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How do I make a request using HTTP basic authentication with PHP curl?

...USERPWD, $username . ":" . $password); Zend has a REST client and zend_http_client and I'm sure PEAR has some sort of wrapper. But its easy enough to do on your own. So the entire request might look something like this: $ch = curl_init($host); curl_setopt($ch, CURLOPT_HTTPHEADER, array('Conten...
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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...
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How would one write object-oriented code in C? [closed]

...mmClass *tcp) { tcp->open = &tcpOpen; return 0; } And the HTTP one as well: // Function for the HTTP 'class'. static int httpOpen (tCommClass *http, char *fspec) { printf ("Opening HTTP: %s\n", fspec); return 0; } static int httpInit (tCommClass *http) { http->open ...
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How to update PATH variable permanently from Windows command line?

...s denied ---Deleted HKEY_CURRENT_USER\Environment:PATH [*] Adapted from: http://code.activestate.com/recipes/416087-persistent-environment-variables-on-windows/ share | improve this answer ...
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submit a form in a new tab

...stick in your success function? success: function(data){ window.open('http://www.mysite.com/', '_blank'); } share | improve this answer | follow | ...
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Map over object preserving keys

...the required function in lodash, a utility library similar to underscore. http://lodash.com/docs#mapValues _.mapValues(object, [callback=identity], [thisArg]) Creates an object with the same keys as object and values generated by running each own enumerable property of object through the...
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__FILE__, __LINE__, and __FUNCTION__ usage in C++

...kely dominate at some point in the future when C++20 becomes widespread: https://en.cppreference.com/w/cpp/utility/source_location http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1208r5.pdf The documentation says: constexpr const char* function_name() const noexcept; 6 Returns:...
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搭建高可用mongodb集群(一)——配置mongodb - 大数据 & AI - 清泛网 - 专...

... cd /data/mongodbtest/single 2、下载mongodb的安装程序包 wget http://fastdl.mongodb.org/linux/mongodb-linux-x86_64-2.4.6.tgz #解压下载的压缩包 tar xvzf mongodb-linux-x86_64-2.4.6.tgz #进入mongodb程序执行文件夹 cd mongodb-linux-x86_64-2.4.6/bin/ 3、启动单...