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Are members of a C++ struct initialized to 0 by default?

... C++11 now allows you to initialize them in the definition of the struct or class, like so: struct Snapshot { double x{0}; //with braces int y = 0 ; //or just old school style 'by assignement' w...
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How to scale a UIImageView proportionally?

... For anyone having the same problem in Swift: ScaleAspectFit is now an enum UIViewContentMode, so you would set imageView.contentMode = UIViewContentMode.ScaleAspectFit. Note the period. – sudo make install Feb 14 '15 at 10:28 ...
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Determine if the device is a smartphone or tablet? [duplicate]

... This answer is good but possibly a bit dated since values-xlarge is now being deprecated.Using /res/values and /res/values-sw600 as the folders to store these values in may be a better solution. sw600 means "smallest width 600". If the size of the smallest dimension of the screen is greater...
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How do I get the name of the active user via the command line in OS X?

... If you want to know who's currently logged in to the system: $ w 15:56:14 up 5 days, 20:58, 6 users, load average: 0.43, 0.53, 0.50 USER TTY LOGIN@ IDLE JCPU PCPU WHAT me pts/2 Fri19 1:03m 0.98s 0.98s -/b...
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Capitalize only first character of string and leave others alone? (Rails)

... Thats great news! I was thinking what we can do right now and maybe a polyfill for Rails 4 would be nice. – hakunin Sep 13 '16 at 13:41 ...
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Adjust list style image position?

... list items, which is a bit "off" if there are normal ones below. I don't know the independent solution, but depending on your image's width, this will improve that: "margin: 0 0 0 -7px;" – e-motiv May 8 '15 at 18:43 ...
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Click outside menu to close in jquery

... Nevermind, I didn't see the "one" function, now I understand why this works: api.jquery.com/one – eselk Apr 8 '13 at 22:15 2 ...
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How to change UIPickerView height

... I know I'm late to the party here - and perhaps there are better methods that exist now to do this, but this worked for me. – Hanny Feb 4 '14 at 16:25 ...
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Disable ONLY_FULL_GROUP_BY

...b is included within this my.cnf file, in 16.04 at least (configuration is now split up into multiple files). – jwinn Dec 30 '16 at 4:52 2 ...
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The new keyword “auto”; When should it be used to declare a variable type? [duplicate]

... I think when the type is very well-known amongst the co-programmers who work (or would work) in your project, then auto can be used, such as in the following code: //good : auto increases readability here for(auto it = v.begin(); it != v.end(); ++it) //v is so...