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C char array initialization
... For the sake of the person asking the question, it's worth pointing out that the C standard requires any partially-complete array initialisation to be padded with zero for the remaining elements (by the compiler). This goes for all data types, not just char.
– paddy
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Virtual/pure virtual explained
...ustrup said that he wanted to add a pure keyword, but that Bell Labs was about to make a major release of C++, and his manager wouldn't allow it at that late stage. Adding keywords is a big deal.
– quark
Aug 20 '09 at 16:58
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What does 'require: false' in Gemfile mean?
... your Gems in your Rails app, and you can call any method from any Gem without any pain, like you do most of the time.
but Gems like whenever, faker or capistrano are something which you do not need in your app code you need whenever code in your schedule.rb file to manage crons and capistrano co...
nginx upload client_max_body_size issue
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Oh, I should point out that this answer assumes that the client is sending Content-Length rather than doing Transfer-Encoding: chunked.
– Joe Shaw
Nov 16 '12 at 21:10
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How to delete images from a private docker registry?
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@KonradKleine how do you make the images graph out of the list of images you get from the registry?
– Rafael Barros
Dec 15 '14 at 22:46
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Drawing an SVG file on a HTML5 canvas
...answer, but if the svg's image is also in base64, it will be drawed to the output.
Demo:
var svg = document.querySelector('svg');
var img = document.querySelector('img');
var canvas = document.querySelector('canvas');
// get svg data
var xml = new XMLSerializer().serializeToString(svg);
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HTML5 Canvas vs. SVG vs. div
...ML DIV-made drawing versus Canvas-made drawing. I could make a huge post about the benefits of each, but I will give some of the relevant results of my tests to consider for your specific application:
I made Canvas and HTML DIV test pages, both had movable "nodes." Canvas nodes were objects I creat...
Is there a “previous sibling” selector?
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Consider the order property of flex and grid layouts.
I'll focus on flexbox in the examples below, but the same concepts apply to Grid.
With flexbox, a previous sibling selector can be simulated.
In particular, the flex order property can move elements around the scre...
What does it mean to “program to an interface”?
...nswers on here to this questions that get into all sorts of great detail about interfaces and loosely coupling code, inversion of control and so on. There are some fairly heady discussions, so I'd like to take the opportunity to break things down a bit for understanding why an interface is useful.
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When vectors are allocated, do they use memory on the heap or the stack?
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@Phelodas: without seeing your code, this is impossible to assess. Please open a new question.
– Fred Foo
Nov 7 '11 at 12:48
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