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In a PHP project, what patterns exist to store, access and organize helper objects? [closed]

... I would avoid the Singleton approach suggested by Flavius. There are numerous reasons to avoid this approach. It violates good OOP principles. The google testing blog has some good articles on the Singleton and how to avoid it: http://googletesting.blo...
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Nodejs - Redirect url

... The logic of determining a "wrong" url is specific to your application. It could be a simple file not found error or something else if you are doing a RESTful app. Once you've figured that out, sending a redirect is as simple as: response.writeHead(302, { 'Location': 'your/404/pat...
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Making custom right-click context menus for my web-app

... When using the new fiddle, if you the popup appears transparent if you use any other html elements on the page. EDIT: Adding background colour to css solves it. – Holloway Oct 9 '14 at 10:24 ...
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What are Long-Polling, Websockets, Server-Sent Events (SSE) and Comet?

...s prior to HTML5 which use streaming and long-polling to achieve real time applications. Read more on wikipedia or this article. Now, which one of them should I use for a realtime app (that I need to code). I have been hearing a lot about websockets (with socket.io [a node.js library]) but...
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iPhone get SSID without private library

I have a commercial app that has a completely legitimate reason to see the SSID of the network it is connected to: If it is connected to a Adhoc network for a 3rd party hardware device it needs to be functioning in a different manner than if it is connected to the internet. ...
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How to create P12 certificate for iOS distribution

We have an iOS app whose push notification cert has expired and we're trying to create a new one. I've created new certs in the Provisioning portal (ios_developer.cer, ios_distribution.cer) and downloaded them. I was following instructions here on Stack Overflow to convert it to PEM and then to ...
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How to display the function, procedure, triggers source code in postgresql?

...e. For further reference -> https://www.postgresql.org/docs/9.6/static/app-psql.html share | improve this answer | follow | ...
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Drawing a line/path on Google Maps

...om the 2 newest positions in the ArrayList. My problem is, the lines don't appear on the map unless I interact with the map, for example if I touch the screen and move to pan the map then about the last 10 seconds of line drawing will appear, any ideas why it isn't live drawing while I move around o...
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What does the “at” (@) symbol do in Python?

...n # the function gets passed onto 'topping'. self.toppings.append(topping()) def __repr__(self): return str(self.toppings) pizza = Pizza() @pizza def cheese(): return 'cheese' @pizza def sauce(): return 'sauce' print pizza # ['cheese', 'sauce'] This shows th...
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pythonw.exe or python.exe?

...e window. To prevent this I have to double-click the file name to open the app. Only then do I see just the GUI and no console. – Luther Jul 28 at 6:54 add a comment ...