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Can a C++ enum class have methods?
...tax next time around... open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4165.pdf
– sdgfsdh
Dec 20 '16 at 10:26
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How to clone a case class instance and change just one field in Scala?
...nd it in the Scala specification: scala-lang.org/docu/files/ScalaReference.pdf §5.3.2. It's not in the API because it's not a part of the API ;)
– Nicolas
Aug 30 '11 at 20:44
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URL encoding the space character: + or %20?
...seen "+" in some Web APIs which don't respond with HTML e.g. you request a pdf. I consider it wrong that they dont use "%20".
– The incredible Jan
Oct 12 '17 at 14:09
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How default .equals and .hashCode will work for my classes?
... a good explanation.
For more information, see Effective Java, Chapter 3 (pdf), item 8.
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Is it possible to write data to file using only JavaScript?
...nload a html file as .html in firefox v76 on Windows 10. The download has .pdf appended to the end of it.
– CSchwarz
May 8 at 3:43
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C/C++中的段错误（Segmentation fault） - C/C++ - 清泛网 - 专注C/C++及内核技术
...VIOLATION exception.
另外，这里有个基本上对照的中文解释，来自http://www.linux999.org/html_sql/3/132559.htm
所谓的段错误 就是指访问的内存超出了系统所给这个程序的内存空间，通常这个值是由gdtr来保存的，他是一个...
AtomicInteger lazySet vs. set
..., the CPU has to be modern enough.
http://sc.tamu.edu/systems/eos/nehalem.pdf
For Nehalem which is a multi-processor platform, the processors have the ability to “snoop” (eavesdrop) the address bus for other processor’s accesses to system memory and to their internal caches. They use this sno...
Weighted random numbers
...but there is an algorithm of the same name. sirkan.iit.bme.hu/~szirmay/c29.pdf and en.wikipedia.org/wiki/Photon_mapping A Monte Carlo method called Russian roulette is used to choose one of these actions it comes up in buckets when googling for it. "russian roulette algorithm". You could argue that ...
Is short-circuiting logical operators mandated? And evaluation order?
...eful
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Section 6.5.13 Logical AND operator of the C99 specification (PDF link) says
(4). Unlike the bitwise binary & operator, the && operator guarantees
left-to-right evaluation; there is a
sequence point after the evaluation of
the first operand. If the first
operand ...
How to use phpexcel to read data and insert into database?
...ere I want to read data from excel, Insert into database and then generate pdf reports for specific users.
I searched a lot but nothing specific given about both things.
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