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Should unit tests be written for getter and setters?
...in software development. Common to
most conceptions of unit tests is the idea that they are tests in isolation of individual
components of software. What are components? The definition varies,
but in unit testing, we are usually concerned with the most atomic behavioral units of a system. In p...
Preferred way of loading resources in Java
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Thanks, this is a great idea. Just what I needed.
– devo
May 9 '12 at 17:31
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Explaining Python's '__enter__' and '__exit__'
... implement objects which can be used easily with the with statement.
The idea is that it makes it easy to build code which needs some 'cleandown' code executed (think of it as a try-finally block). Some more explanation here.
A useful example could be a database connection object (which then auto...
C# 'is' operator performance
... analysis this gets reported by Visual Studio as an unnecessary cast.
One idea (without knowing what you're doing is a bit of a shot in the dark), but I've always been advised to avoid checking like this, and instead have another class. So rather than doing some checks and having different actions ...
How to apply a Git patch to a file with a different name and path?
...the diff between A~1 to A to File B.
The following figure illustrates the idea.
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Canary release strategy vs. Blue/Green
... before rolling it out to
the entire infrastructure.
It is about to get an idea of how new version will perform (integrate with other apps, CPU, memory, disk usage, etc).
Blue/Green:
It is more about the predictable release with zero downtime deployment.
Easy rollbacks in case of failure.
Comple...
Why is IoC / DI not common in Python?
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And another idea: Providing a way of changing such imports in python would it make it possible to replace implementations easily without touching all the python files. Instead of from framework.auth.user import User it might be better t...
How to find all serial devices (ttyS, ttyUSB, ..) on Linux without opening them?
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Thanks to Soren for this, even we know the APIs and some idea on it but you did really good Soren, thanks again.
– ind79ra
Jan 19 '16 at 10:17
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design a stack such that getMinimum( ) should be O(1)
...raints mentioned (constant time operations) and constant extra space.
The idea is to store the difference between min value and the input number, and update the min value if it is no longer the minimum.
The code is as follows:
public class MinStack {
long min;
Stack<Long> stack;
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The relationship could not be changed because one or more of the foreign-key properties is non-nulla
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I've no idea why the other two answers are so popular!
I believe you were right in assuming the ORM framework should handle it - after all, that is what it promises to deliver. Otherwise your domain model gets corrupted by persiste...