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What is the JavaScript convention for no operation?
...e in Chrome 67.
()=>{} is 25% faster than Function.prototype in Firefox 60.
()=>{} is 85% faster than Function.prototype in Edge (6/15/2018).
()=>{} is 65% less code than Function.prototype.
The test below heats up using the arrow function to give bias to Function.prototype, yet the arrow...
Why does Clojure have “keywords” in addition to “symbols”?
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Carl Smotricz
60.9k1717 gold badges115115 silver badges160160 bronze badges
answered Oct 6 '09 at 21:35
Arthur Ulfe...
How to convert an xml string to a dictionary?
... Python: the C++ and Python do indentical conversion, but the C++ is about 60x faster
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When to use reinterpret_cast?
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60
This does not actually answer the question of "when to use reinterpret_cast".
– einpoklum
Apr 15 '16...
PDO's query vs execute
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netcodernetcoder
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Linux的诞生和发展 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...14)
1.20 (1995.3.7)
2.0 (1996.2.9)
2.20 (1999.1.26)
2.40 (2001.1.4)
2.60 (2003.12.17)
将Linux 系统0.13 版内核直接改称0.95 版，Linus 的意思是让大家不要觉得离1.0 版还很遥远。同时，从0.95 版开始，对内核的许多改进之处(补丁程...
Do HTML WebSockets maintain an open connection for each client? Does this scale?
...any cases the cost just won't be worth the benefit.
Update:
Useful link: 600k concurrent websocket connections on AWS using Node.js
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How exactly does tail recursion work?
...t it's frames in factorial(4):
[Stack f(4, 5): Stack f(3, 20): [Stack f(2,60): [Stack f(1, 120): 120]]]]
See the differences? In "regular" recursive calls the return functions recursively compose the final value. In Tail Recursion they only reference the base case (last one evaluated). We call ac...
Send string to stdin
...d4d0 313e f39b 3a3e 6f63 433e 1c27 4c3e ..1>..:>ocC>.'L>
0000060: cde6 543e 59a2 5d3e 9259 663e 4d0c 6f3e ..T>Y.]>.Yf>M.o>
0000070: 60ba 773e cf31 803e ee83 843e 78d3 883e `.w>.1.>...>x..>
0000080: 5720 8d3e 766a 913e beb1 953e 1cf6 993e W .>vj.>...>....
How to concatenate two MP4 files using FFmpeg?
... it made even more sense to me when I read this variation: superuser.com/a/607384/74576
– Ryan
Feb 22 '16 at 18:54
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