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Difference between pre-increment and post-increment in a loop?
...ss the post-increment operator is definitely what's required.
There's some more discussion here.
In C++ if you're using STL, then you may be using for loops with iterators. These mainly have overridden ++ operators, so sticking to pre-increment is a good idea. Compilers get smarter all the time thou...
Adding a directory to $LOAD_PATH (Ruby)
... advantages of doing this in case you're not working with a gem. One seems more verbose than the other, obviously, but is there a reason to go with one over the other?
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How do I include related model fields using Django Rest Framework?
...u need, since the teachers field is a reverse relationship.
If you've got more complex requirements (eg. include reverse relationships, nest some fields, but not others, or nest only a specific subset of fields) you can nest serializers, eg...
class TeacherSerializer(serializers.ModelSerializer):
...
Simulate CREATE DATABASE IF NOT EXISTS for PostgreSQL?
...ELECT FROM pg_database WHERE datname = 'mydb')\gexec" | psql
You may need more psql options for your connection; role, port, password, ... See:
Run batch file with psql command without password
The same cannot be called with psql -c "SELECT ...\gexec" since \gexec is a psql meta‑command and the...
What are the various “Build action” settings in Visual Studio project properties and what do they do
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Android - Handle “Enter” in an EditText
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"Yes" - Would you be more descriptive than this? He'll likely ask how to implement the solution.
– Al Wang
Oct 14 '15 at 21:25
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How to prevent gcc optimizing some statements in C?
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Can I do a synchronous request with volley?
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Is there any performance reason to declare method parameters final in Java?
...are that bugs are caused by a parameter being unexpectedly assigned". It's more common than you think...
– RAY
Feb 22 '12 at 8:46
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How do I get the current version of my iOS project in code?
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Btw, it would be more accurate to make this extension on NSBundle instead of UIApplication this will also allow to replace static calls with the instance ones.
– Zapko
Dec 9 '16 at 1:03
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