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Optional Parameters with C++ Macros
Is there some way of getting optional parameters with C++ Macros? Some sort of overloading would be nice too.
14 Answers
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How does the Java 'for each' loop work?
...est A: 326,373,762 nanoseconds
Test B: 202,555,566 nanoseconds
B faster by 123,818,196 nanoseconds (37.437545972215744% faster)
I also ran this for an Integer array, and indexes are still the clear winner, but only between 18 and 25 percent faster.
For collections, iterators are faster than index...
vs
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The original intention in C++98 was that you should use <cstdint> in C++, to avoid pollu...
What is a “callback” in C and how are they implemented?
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Here is an example of callbacks in C.
Let's say you want to write some code that allows regis...
How to unzip a list of tuples into individual lists? [duplicate]
... function, so zip() pairs up 1 with 3 with 8 first, then 2 with 4 and 9. Those happen to correspond nicely with the columns, or the transposition of l.
zip() produces tuples; if you must have mutable list objects, just map() the tuples to lists or use a list comprehension to produce a list of lists...
Run ssh and immediately execute command [duplicate]
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Forgot my own syntax, almost gave up on this! For anyone else, just suffix any command with "; bash -l". Perhaps you could change it to '[command]; bash -l' or something for clarities sake? I'll change my question. Thanks!
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How can I use Autolayout to set constraints on my UIScrollview?
.... Check the entire constraint list for those views here: cl.ly/image/3l061i123j2i
– backslash-f
Apr 14 '15 at 19:51
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Read an Excel file directly from a R script
....7239 148.0940 255.0124 100
# readxl 122.0238 122.8448 132.4021 123.6964 130.2881 214.5138 100
# gdata 2004.4745 2042.0732 2087.8724 2062.5259 2116.7795 2425.6345 100
So readxl is the winner, with openxlsx competitive and gdata a clear loser. Taking each measure relative to th...
How to set my phpmyadmin user session to not time out so quickly? [duplicate]
I work on my wamp for localhost backend development everyday.
2 Answers
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Redis connection to 127.0.0.1:6379 failed - connect ECONNREFUSED
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some configuration will new root permission
Also listed manuals for other OS
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