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“Failed to load platform plugin ”xcb“ ” while launching qt5 app on linux without qt installed

... In my case sudo apt-get install libx11-xcb1 fixed the problem. But your recommendation of using ldd was what pointed me to the correct library to install. Thanks! – Daniel Mar 17 '15 at 0:37 ...
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Converting string from snake_case to CamelCase in Ruby

...equire "active_support/core_ext/string" is suffice, providing Rails is installed already. – Masa Sakano Jun 23 '18 at 2:03 add a comment  |  ...
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Check orientation on Android phone

...anging, because the launcher has locked the screen orientation and doesn't allow it to change. So it is correct that .orientation doesn't change, because the orientation hasn't changed. The screen is still portrait. – hackbod Feb 23 '12 at 8:32 ...
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Django 1.7 throws django.core.exceptions.AppRegistryNotReady: Models aren't loaded yet

...1.4, not in 1.5, and not in 1.7. If you had it in there, it was added manually by someone - it is not added by django-admin startproject. – wim Oct 11 '16 at 16:54 ...
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Easy pretty printing of floats in python?

... It's an old question but I'd add something potentially useful: I know you wrote your example in raw Python lists, but if you decide to use numpy arrays instead (which would be perfectly legit in your example, because you seem to be dealing with arrays of numbers), there is ...
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Container View Controller Examples [closed]

...d an example implementation would be nice. Google has turned up nothing at all. 7 Answers ...
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How to create a directory if it doesn't exist using Node.js?

... using *Sync methods is usually a no-no: don't want to block the event loop – Max Heiber Feb 13 '17 at 21:23 16 ...
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How do I expand a tuple into variadic template function's arguments?

... Here's my code if anyone is interested Basically at compile time the compiler will recursively unroll all arguments in various inclusive function calls <N> -> calls <N-1> -> calls ... -> calls <0> which is the last one and the compiler will o...
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Get a random item from a JavaScript array [duplicate]

... not a valid substitution for Math.floor. Using round would cause accidentally referencing an undefined index, say in the case Math.random() is 0.95 and items.length is 5. Math.round(0.95*5) is 5, which would be an invalid index. floor(random) will always be zero in your example. ...
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【内核源码】linux UDP实现 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

... .rehash = udp_v4_rehash, .get_port = udp_v4_get_port, .memory_allocated = &udp_memory_allocated, .sysctl_mem = sysctl_udp_mem, .sysctl_wmem = &sysctl_udp_wmem_min, .sysctl_rmem = &sysctl_udp_rmem_min, .obj_size = sizeof(struct udp_sock), .h.udp_table = &udp_tab...