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Get IP address of visitors using Flask for Python

...emote_addr) When proxies, such as nginx, forward addresses, they typically include the original IP somewhere in the request headers. Update See the flask-security implementation. Again, review the documentation about ProxyFix before implementing. Your solution may vary based on your particular...
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What is the reason why “synchronized” is not allowed in Java 8 interface methods?

...t seem sensible to extend this semantics to default methods as well; after all, they are instance methods with a receiver too. (Note that synchronized methods are entirely a syntactic optimization; they're not needed, they're just more compact than the corresponding synchronized block. There's a r...
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Is [UIScreen mainScreen].bounds.size becoming orientation-dependent in iOS8?

...would be even more helpful if it was explained what interface oriented actually means. I may be wrong, but I think the orientation dependence only pertains to view controllers. If you take any other class and calculate the bounds, they are still according to the old style, always portrait. ...
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Visual Studio support for new C / C++ standards?

I keep reading about C99 and C++11 and all these totally sweet things that are getting added to the language standard that might be nice to use someday. However, we currently languish in the land of writing C++ in Visual Studio. ...
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What is a method that can be used to increment letters?

...ded to expand it a bit beyond the scope of the original question to potentially help people who are stumbling on this from Google. I find that what I often want is something that will generate sequential, unique strings in a certain character set (such as only using letters), so I've updated this a...
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When do I use the PHP constant “PHP_EOL”?

... @Andre: How about anyone that writes apps to be installed, used and deployed by others? Are you suggesting these should all limit their "supported platforms" to *nix? – Cylindric Mar 4 '11 at 10:52 ...
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Find out how much memory is being used by an object in Python [duplicate]

...and internal structures related to object types and garbage collection. Finally, some python objects have non-obvious behaviors. For instance, lists reserve space for more objects than they have, most of the time; dicts are even more complicated since they can operate in different ways (they have a ...
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Can someone explain how to implement the jQuery File Upload plugin?

...de to upload the files: $('#upload').fileupload({ // This function is called when a file is added to the queue add: function (e, data) { //This area will contain file list and progress information. var tpl = $('<li class="working">'+ '<input type="text" value="...
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How to get datetime in JavaScript?

... Semantically, you're probably looking for the one-liner new Date().toLocaleString() which formats the date in the locale of the user. If you're really looking for a specific way to format dates, I recommend the moment.js library....
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In Python, how can you load YAML mappings as OrderedDicts?

... Update: In python 3.6+ you probably don't need OrderedDict at all due to the new dict implementation that has been in use in pypy for some time (although considered CPython implementation detail for now). Update: In python 3.7+, the insertion-order preservation nature of dict objects h...