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How to save an image to localStorage and display it on the next page?

... needs this problem solved: Firstly, I grab my image with getElementByID, and save the image as a Base64. Then I save the Base64 string as my localStorage value. bannerImage = document.getElementById('bannerImg'); imgData = getBase64Image(bannerImage); localStorage.setItem("imgData", imgData); H...
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How do I filter an array with AngularJS and use a property of the filtered object as the ng-model at

If I have an array of objects, and I want to bind the Angular model to a property of one of the elements based on a filter, how do I do that? I can explain better with a concrete example: ...
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How to override the copy/deepcopy operations for a Python object?

I understand the difference between copy vs. deepcopy in the copy module. I've used copy.copy and copy.deepcopy before successfully, but this is the first time I've actually gone about overloading the __copy__ and __deepcopy__ methods. I've already Googled around and looked through the ...
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Initialize parent's protected members with initialization list (C++)

...er to be default initialized. From C++0x draft: 12.6.2 Initializing bases and members 2 Names in a mem-initializer-id are looked up in the scope of the constructor’s class and, if not found in that scope, are looked up in the scope containing the constructor’s definition. [ Note: if the constru...
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How can I find out the current route in Rails?

...ent_uri as "/my/test/path" To find out the route i.e. controller, action and params: path = ActionController::Routing::Routes.recognize_path "/your/path/here/" # ...or newer Rails versions: # path = Rails.application.routes.recognize_path('/your/path/here') controller = path[:controller] action...
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How to convert JSON to CSV format and store in a variable

...ead it. Is there a way to convert this data using JavaScript in CSV format and save it in JavaScript file? 16 Answers ...
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Controlling the screenshot in the iOS 7 multitasking switcher

... to find some information regarding the new multitasking switcher in iOS 7 and especially the screenshot that the OS takes when the app is going into hibernation. ...
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Managing relationships in Laravel, adhering to the repository pattern

...s, that's fine. You're doing fine! I do exactly what you are doing often and find it works great. I often, however, organize repositories around business logic instead of having a repo-per-table. This is useful as it's a point of view centered around how your application should solve your "busine...
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Fling gesture detection on grid layout

I want to get fling gesture detection working in my Android application. 18 Answers ...
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How to use setArguments() and getArguments() methods in Fragments?

... android.os.Bundle doesn't have setString. Do you mean putString() ? – Stealth Rabbi Nov 11 '19 at 15:37 ...