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Proper stack and heap usage in C++?
...ion. Computer memory is just a series of addresses; "heap" and "stack" are inventions of the compiler.
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Generating random integer from a range
...); // guaranteed unbiased
auto random_integer = uni(rng);
No need to re-invent the wheel. No need to worry about bias. No need to worry about using time as random seed.
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半年报披露 天涯社区被资本方看空 - 资讯 - 清泛网 - 专注C/C++及内核技术
半年报披露 天涯社区被资本方看空登陆新三板才一个多月，天涯社区就因未能按有关规定坡露2015年半年度报告，自2015年9月1日起按照有关规定暂停股票转让。但9月1日，天涯社区就披露了半年报告。这家受到高度关注的老牌互...
What is the meaning and difference between subject, user and principal?
...ted on. In this sense the use has been around since before computers were invented. In a security context, a subject is anything that can make a request. As noted above, this need not be limited to IT security and so is a very broad classification. The interesting thing is that subject implies o...
Why should we include ttf, eot, woff, svg,… in a font-face
... IE.
eot is needed for Internet Explorers that are older than IE9 - they invented the spec, but eot was a proprietary solution.
ttf and otf are normal old fonts, so some people got annoyed that this meant anyone could download expensive-to-license fonts for free.
Time passes, SVG 1.1 adds a "fonts...
Why do some functions have underscores “__” before and after the function name?
...er-controlled namespaces. E.g. __init__,
__import__ or __file__. Never invent such names; only use them as documented.
Note that names with double leading and trailing underscores are essentially reserved for Python itself: "Never invent such names; only use them as documented".
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What is the difference between a cer, pvk, and pfx file?
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@erickson, What's the point of inventing .pvk? Doesn't .pfx suffice?
– Pacerier
Nov 19 '16 at 22:03
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恒大腾讯入主马斯葛 携手打造全球最大社区O2O - 资讯 - 清泛网 - 专注C/C++...
恒大腾讯入主马斯葛 携手打造全球最大社区O2O业内资深人士表示，“互联网+社区生活服务”市场价值还没有被挖掘出来，现在用户成为了一种资源，开发商在这个领域有一定优势，而恒大已经具备这个条件。由恒大、腾讯两巨...
Why is React's concept of Virtual DOM said to be more performant than dirty model checking?
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it is sad so many smart developers invent "mountains" of tricks to deal with "slow" DOM and so on, instead of focusing our combined attention to just fix the browsers themselves and rid us of DOM slowness once and for all. it is like using all humanity's resou...
Does “untyped” also mean “dynamically typed” in the academic CS world?
...terature. To understand it, it helps to know that the notion of "type" was invented in the 1930s, in the context of lambda calculus (in fact, even earlier, in the context of set theory). Since then, a whole branch of computational logic has emerged that is known as "type theory". Programming languag...