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What does the Q_OBJECT macro do? Why do all Qt objects need this macro?
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The MOC (meta object compiler) converts the Q_OBJECT macro included header files in to C++ equivalent source code.
It basically controls the signal-slot mechanism, and makes it understandable to the C++ compiler
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What is the best way to implement nested dictionaries?
...sults are quite unreadable. The solution typically given is to recursively convert back to a dict for manual inspection. This non-trivial solution is left as an exercise for the reader.
Performance
Finally, let's look at performance. I'm subtracting the costs of instantiation.
>>> import ti...
How do you configure logging in Hibernate 4 to use SLF4J
...u are still getting "raw" console stdout Hibernate output (like Hibernate: select ...), then Stack Overflow question " Turn off hibernate logging to console " may apply.
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How Drupal works? [closed]
...L or other output format). Drupal will use the theme the administrator
has selected to give the web page the correct look and feel. The resulting output is then sent to the web browser (or other HTTP client).
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What is the difference between Sublime text and Github's Atom [closed]
...m being sent :) Ah yes, I forgot to mention that themes and schemes can be converted from TextMate style to Atom. If my answer has helped you, would you mind clicking the big tick?
– James
Mar 3 '14 at 8:54
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Too many 'if' statements?
... @SList no, comments don't run. OP did exactly what should be done; convert comments to clear code. See e.g. Steve McConnell Code Complete stevemcconnell.com/cccntnt.htm
– djechlin
Mar 24 '14 at 12:46
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How to find time complexity of an algorithm
...on is proportional to the square of the input size.
Examples:
Bubble Sort
Selection Sort
Insertion Sort
7. Some Useful links
Big-O Misconceptions
Determining The Complexity Of Algorithm
Big O Cheat Sheet
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Should services always return DTOs, or can they also return domain models?
...lection of domain models (with a .ToArray() or ToList(), for instance) you select all columns to populate the realized objects. If you project the DTO in the query instead, EF is smart enought to select only the columns required to populate your DTO, which can be significantly less data to transfer ...
How does Bluebird's util.toFastProperties function make an object's properties “fast”?
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Now, JSObject::MigrateSlowToFast just explicitly takes the Dictionary and converts it into a fast V8 object. It's a worthwhile read and an interesting insight into v8 object internals - but it's not the subject here. I still warmly recommend that you read it here as it's a good way to learn about v...
How to print color in console using System.out.println?
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which doesn't work because the Java IO layer does not convert those to colors. System.out.println((char)27 + "[31;1mERROR" + (char)27 + "[0m" only yields "[31;1mERROR[0m" when run from a windows cmd.com as an executable .jar
– simpleuser
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