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How to solve PHP error 'Notice: Array to string conversion in…'

...n $_POST['C']. So when you echo that, you are trying to print an array, so all it does is print Array and a notice. To print properly an array, you either loop through it and echo each element, or you can use print_r. Alternatively, if you don't know if it's an array or a string or whatever, you c...
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How to clear MemoryCache?

...clear it first. What is the quickest way to do this? Should I loop through all the items and remove them one at a time or is there a better way? ...
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How to manage client-side JavaScript dependencies? [closed]

...anage dependencies on the server side, I could not find any that satisfies all my needs to have a coherent client side JavaScript dependency management workflow. I want to satisfy these 5 requirements: ...
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Backbone.js: get current route

... hashchange events or pushState, match the appropriate route, and trigger callbacks. You shouldn't ever have to create one of these yourself — you should use the reference to Backbone.history that will be created for you automatically if you make use of Routers with routes. [...]" If you need the...
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External template in Underscore

...nstead. I wouldn't advocate doing this anymore. Instead, I would separate all templates into individual HTML files. Some would suggest loading these asynchronously (Require.js or a template cache of sorts). That works well on small projects but on large projects with lots of templates, you find y...
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How to avoid .pyc files?

... I just tried this and, it does work for imported modules. Specifically, once this variable is set anything imported later won't generate pyc files. This is delightful. Thanks. – user234736 Nov 22 '12 at 19:59 ...
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What's the algorithm to calculate aspect ratio?

...re that's been changed from 16:9 to 5:4 - I still remember the incredibly tall, thin cowboys I used to watch in my youth on television before letter-boxing was introduced. You may be better off having one different image per aspect ratio and just resize the correct one for the actual screen dimensio...
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Mediator Vs Observer Object-Oriented Design Patterns

...-to-many dependency between objects so that when one object changes state, all its dependents are notified and updated automatically. The Mediator pattern: Define an object that encapsulates how a set of objects interact. Mediator promotes loose coupling by keeping objects from referring to each o...
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Show or hide element in React

... whould be like in the tutorial here, where the search bar and the results table are siblings instead of putting Results inside Search: facebook.github.io/react/docs/thinking-in-react.html – Douglas Jul 2 '14 at 15:58 ...
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Working with README.md on github.com [closed]

... The Github Markdown Live Preview doesn't render tables... – Rubens Mariuzzo Feb 28 '13 at 0:08 2 ...