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Enable access control on simple HTTP server

...mport sys class CORSRequestHandler (SimpleHTTPRequestHandler): def end_headers (self): self.send_header('Access-Control-Allow-Origin', '*') SimpleHTTPRequestHandler.end_headers(self) if __name__ == '__main__': test(CORSRequestHandler, HTTPServer, port=int(sys.argv[1]) if le...
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How to properly add cross-site request forgery (CSRF) token using PHP

... deterministically Try this out: Generating a CSRF Token PHP 7 session_start(); if (empty($_SESSION['token'])) { $_SESSION['token'] = bin2hex(random_bytes(32)); } $token = $_SESSION['token']; Sidenote: One of my employer's open source projects is an initiative to backport random_bytes() a...
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Is there a REAL performance difference between INT and VARCHAR primary keys?

...(think US States, Country Codes) and a coworker won't budge on the INT AUTO_INCREMENT as a primary key for all tables. 14 ...
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Is there a performance difference between a for loop and a for-each loop?

...g4j.Marker, org.apache.logging.log4j.Marker...); Code: 0: iconst_0 1: istore_2 2: aload_1 3: arraylength 4: istore_3 5: iload_2 6: iload_3 7: if_icmpge 29 10: aload_1 11: iload_2 12: aaload 13: astore 4 ...
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Can we define implicit conversions of enums in c#?

...rmined from reflection /// </summary> private string _name; /// <summary> /// The DescriptionAttribute, if any, linked to the declaring field /// </summary> private DescriptionAttribute _descriptionAttribute; /// <summary...
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PHP Get name of current directory

... getcwd(); or dirname(__FILE__); or (PHP5) basename(__DIR__) http://php.net/manual/en/function.getcwd.php http://php.net/manual/en/function.dirname.php You can use basename() to get the trailing part of the path :) In your case, I'd say y...
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Flask-SQLAlchemy import/context issue

... The flask_sqlalchemy module does not have to be initialized with the app right away - you can do this instead: # apps.members.models from flask_sqlalchemy import SQLAlchemy db = SQLAlchemy() class Member(db.Model): # fields her...
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Sharing a result queue among several processes

... can I share a queue with asynchronous worker processes started with apply_async ? I don't need dynamic joining or anything else, just a way for the workers to (repeatedly) report their results back to base. ...
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How to convert vector to array

...? If you're calling an API function that expects the former, you can do do_something(&v[0], v.size()), where v is a vector of doubles. The elements of a vector are contiguous. Otherwise, you just have to copy each element: double arr[100]; std::copy(v.begin(), v.end(), arr); Ensure not only...
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How do you do Impersonation in .NET?

...port of Matt Johnson's answer. I added an enum for the logon types. LOGON32_LOGON_INTERACTIVE was the first enum value that worked for sql server. My connection string was just trusted. No user name / password in the connection string. <PermissionSet(SecurityAction.Demand, Name:="FullTrust")&g...