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Instance attribute attribute_name defined outside __init__

I split up my class constructor by letting it call multiple functions, like this: 6 Answers ...
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How to check “hasRole” in Java Code with Spring Security?

...as a web app you could just declare HttpServletRequest as a parameter and call isUserInRole – David Bradley Sep 9 '18 at 3:34  |  show 2 more ...
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How to make the hardware beep sound in Mac OS X 10.6

...ble hardware. Before most computers had sound cards, most machines had a small speaker or piezo buzzer connected to one of the channels of a timer chip. This could be used to generate simple tones or beeps. Even after many computers integrated sound cards, it remained common for quite some time for ...
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How to darken a background using CSS?

....png); } Reference: linear-gradient() - CSS | MDN UPDATE: Not all browsers support RGBa, so you should have a 'fallback color'. This color will be most likely be solid (fully opaque) ex:background:rgb(96, 96, 96). Refer to this blog for RGBa browser support. ...
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How can you encode a string to Base64 in JavaScript?

... in 8 bits, it will probably break. This isn’t a problem if you’re actually treating the string as a byte array, but if you’re trying to do something else then you’ll have to encode it first. atob() returns a “string” where each character represents an 8-bit byte – that is, its value w...
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No route matches “/users/sign_out” devise rails 3

I've installed devise on my app and applied the following in my application.html.erb file: 29 Answers ...
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ipad safari: disable scrolling, and bounce effect?

... This actually worked very well on iPad iOS 8.2 Safari; no bounce effect anymore. – Akseli Palén Jun 5 '15 at 22:19 ...
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How do I do a not equal in Django queryset filtering?

... Your query appears to have a double negative, you want to exclude all rows where x is not 5, so in other words you want to include all rows where x IS 5. I believe this will do the trick. results = Model.objects.filter(x=5).exclude(a=true) To answer your specific question, there is no "...
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Reset/remove CSS styles for element only

...ord-spacing : normal; z-index : auto; /* basic modern patch */ all: initial; all: unset; } /* basic modern patch */ #reset-this-root { all: initial; * { all: unset; } } Relevent github repo with a december 2017 more exaustive list Related Related from MDN Rel...
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ResourceDictionary in a separate assembly

... @Engineer Spock: then the CLR won't find it without help (nothing specifically to do with WPF). Either add probing paths to your app.config, or attach to AppDomain.AssemblyResolve to help it find the assembly. – Kent Boogaart Aug 26 '13 at 10:22 ...