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Why can templates only be implemented in the header file?
...an't afford export", it's listed on his blog (gotw.ca/publications) but no pdf there (a quick google should turn it up though)
– Pieter
Jan 30 '09 at 15:22
1
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What's the difference between __PRETTY_FUNCTION__, __FUNCTION__, __func__?
...ction_name
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1208r5.pdf went into C++20, so we have yet another way to do it.
The documentation says:
constexpr const char* function_name() const noexcept;
6 Returns: If this object represents a position in the body of a function,
returns an im...
你真的了解熊市有多么可怕吗？ - 创意 - 清泛网 - 专注C/C++及内核技术
...公司大厅空无一人，除了工作人员已经没人。报纸的证券版越来越小，电视的证券节目全部都在深夜，新闻已经不再报道行情，因为天天都是跌。
每天出现的股评高手，说的都是如何杀跌换股，短线操作而不是持有。
每隔几...
Finding all possible combinations of numbers to reach a given sum
...ins and mathematical model of it at http://jaqm.ro/issues/volume-5,issue-2/pdfs/patterson_harmel.pdf (or Google coin change problem).
By the way, the Scala solution by Tsagadai, is interesting. This example produces either 1 or 0. As a side effect, it lists on the console all possible solutions. It...
What is the difference between a URI, a URL and a URN?
...u could also identify the text as file://hostname/sharename/RomeoAndJuliet.pdf.
That would also be a URI, but more specifically a URL because it locates the text.
*Uniform Resource Name
(Note that my example is adapted from Wikipedia)
...
Generating an MD5 checksum of a file
...used this solution but it uncorrectly gave the same hash for two different pdf files. The solution was to open the files by specifing binary mode, that is: [(fname, hashlib.md5(open(fname, 'rb').read()).hexdigest()) for fname in fnamelst] This is more related to the open function than md5 but I th...
Which is faster: Stack allocation or Heap allocation
...a access."
Declare e volatile, but volatile is often compiled incorrectly (PDF).
Take the address of e inside the loop (and maybe assign it to a variable that is declared extern and defined in another file). But even in this case, the compiler may notice that -- on the stack at least -- e will alwa...
Generate a heatmap in MatPlotLib using a scatter data set
...n't mean to be an idiot, but how do you actually have this output to a PNG/PDF file instead of only displaying in an interactive IPython session? I'm trying to get this as some sort of normal axes instance, where I can add a title, axis labels, etc. and then do the normal savefig() like I would do f...
柳青：滴滴每天面临向死而生的挑战 永远热泪盈眶 - 资讯 - 清泛网 - 专注C/...
...渗透，震人发聩：
柳青2016年滴滴年会演讲全文，无删节版(创业者共勉！)：
昨天还在跟Will聊说我今天讲什么，他说不用有压力，因为我今天会宣布年终奖和今天的抽奖，我说完了也没人在意你讲什么，讲什么都行。所以我现...
List of ANSI color escape sequences
...ary sources at: ecma-international.org/publications/files/ECMA-ST/Ecma-048.pdf and itu.int/rec/… . Also some interpretations forget the color space Id in the 2 (16M-color RGB)/3 (16M-color CMY) /4 (??? CMYK) forms - e.g. it should be \033[38:2::255:255:255m for a White 16M foreground and not \033[...