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What is the difference between 'typedef' and 'using' in C++11?
I know that in C++11 we can now use using to write type alias, like typedef s:
7 Answers
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How do I mock an open used in a with statement (using the Mock framework in Python)?
...MagicMock (i.e. it is just an example of how Mock supports magic methods). If you use a MagicMock (as above) then enter and exit are preconfigured for you.
– fuzzyman
Jun 6 '11 at 19:15
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How do exceptions work (behind the scenes) in c++
...that exceptions are slow, but I never see any proof. So, instead of asking if they are, I will ask how do exceptions work behind the scenes, so I can make decisions of when to use them and whether they are slow.
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What is SOA “in plain english”? [closed]
...a little of both. Someone eventually comes in and says we've got a mess. Now, you want to re-design (money to someone) everything to be oriented in a sort of monotlithic depends on who you pay paradigm but at the same time be able to add pieces and parts independently of the master/monolith.
So y...
Best practice: PHP Magic Methods __set and __get [duplicate]
...tters, but in many cases that does not really matter; what's a millisecond if not used frequently? You can get autocomplete (at least in PhpStorm) by setting PHPDoc's @property which also provides documentation and the last point about consistency is merely opinion and opinions vary (see user187291'...
TypeError: module.__init__() takes at most 2 arguments (3 given)
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Wiil it work the same, if one omit ClassName completely? Like class Visitor()?
– VMAtm
Jan 24 '17 at 14:23
1
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Best practices for circular shift (rotate) operations in C++
Left and right shift operators (>) are already available in C++.
However, I couldn't find out how I could perform circular shift or rotate operations.
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Fastest way to determine if an integer's square root is an integer
...ming language (C/C++). Your results may vary, especially because I don't know how the Java factor will play out.
My approach is threefold:
First, filter out obvious answers. This includes negative numbers and looking at the last 4 bits. (I found looking at the last six didn't help.) I also an...
Querying data by joining two tables in two database on different servers
...ENQUERY([DB2], 'SELECT * FROM [MyDatabaseOnDB2].[dbo].[MyOtherTable]')
-- Now I can join my temp table to see the data
SELECT * FROM [MyDatabaseOnDB1].[dbo].[MyTable] tab1
INNER JOIN #myTempTable tab2 ON tab1.ID = tab2.ID
Check out the documentation for OPENQUERY to see some more examples. T...
Is it good style to explicitly return in Ruby?
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def plus_one_to_y(x)
@y = x + 1
puts "In plus_one_to_y"
end
Now the function is broken if anything expects a returned value. If nothing expects a returned value, it's fine. Clearly if somewhere further down the code chain, something calling this is expecting a returned value, it's g...