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Operator overloading : member function vs. non-member function?
...nd is not a class type, rather say double. So you cannot write like this 10.0 + s2. However, you can write operator overloaded member function for expressions like s1 + 10.0.
To solve this ordering problem, we define operator overloaded function as friend IF it needs to access private members. Mak...
Validate uniqueness of multiple columns
...be patched?
– Alexey
Jul 16 '12 at 20:09
13
Alexey, validates_uniqueness_of [:user_id, :friend_id...
What does “atomic” mean in programming?
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edited Aug 18 '18 at 20:39
Basil Bourque
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What are the differences between PMD and FindBugs?
...alues, impossible cast, 32bit int shifted by an amount not in the range of 0-31, a collection which contains itself, equals method always returns true, an infinite loop, etc.
Usually each of them finds a different set of problems. Use both. These tools taught me a lot about how to write good Java c...
Reverse a string in Python
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Mokolodi1
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answered May 31 '09 at 2:11
Paolo BergantinoPaolo Bergantino
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Vim: Move cursor to its last position
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DrAlDrAl
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Select rows of a matrix that meet a condition
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edited Mar 22 '11 at 13:09
answered Mar 22 '11 at 13:04
n...
Argparse: Way to include default values in '--help'?
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answered Aug 28 '12 at 0:27
Martijn Pieters♦Martijn Pieters
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How to make pipes work with Runtime.exec()?
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answered May 8 '11 at 15:20
KajKaj
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How to tell Xcode where my info.plist and .pch files are
... The particular setting is "Prefix Header" under (in my case) Apple LLVM 6.0 - Language.
– lewiguez
Apr 1 '15 at 21:01
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