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What is the difference between Strategy design pattern and State design pattern?
.... In the pattern, states must be polymorphic: each state presents the same API. In the machine, transitioning to a new state can result in a new set of operations. Thus the pattern focuses more on designing the behavior within states, while the machine focuses more on designing the transitions betwe...
Difference between Role and GrantedAuthority in Spring Security
...itory.save(new RolePermissions(roleName, permissions));
}
You may create APIs to manage the relationship of these permissions to a role.
I don't want to copy/paste another answer, so here's the link to a more complete explanation on SO.
https://stackoverflow.com/a/60251931/1308685
To re-use my i...
Polymorphism: Why use “List list = new ArrayList” instead of “ArrayList list = new ArrayList”? [dupl
...
Changing the implementation doesn't change anything for the users of your API.
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How to Convert JSON object to Custom C# object?
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A good way to use JSON in C# is with JSON.NET
Quick Starts & API Documentation from JSON.NET - Official site help you work with it.
An example of how to use it:
public class User
{
public User(string json)
{
JObject jObject = JObject.Parse(json);
JToken jUser...
What's the difference between `on` and `live` or `bind`?
..., data, fn );
},
The idea for adding .on() was to create a unified event API, rather than having multiple functions for binding event; .on() replaces .bind(), .live() and .delegate().
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How to respond with HTTP 400 error in a Spring MVC @ResponseBody method returning String?
I'm using Spring MVC for a simple JSON API, with @ResponseBody based approach like the following. (I already have a service layer producing JSON directly.)
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What are the best practices for catching and re-throwing exceptions?
...t and had a chance to inspect it. For example, a wrapper for a lower-level API that uses error codes (and has zillions of them) might have a single exception class that it throws an instance of for any error, with an error_code property that can be checked to get the underlying error code. If you're...
X-UA-Compatible is set to IE=edge, but it still doesn't stop Compatibility Mode
... For those on WordPress, this may help: codex.wordpress.org/Plugin_API/Action_Reference/send_headers
– ambiguousmouse
Feb 4 '13 at 5:19
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Maven parent pom vs modules pom
...ects
distibution/
documentation/
myproject/
myproject-core/
myproject-api/
myproject-app/
pom.xml
pom.xml
A few bonus questions:
Where is the best place to define the various shared configuration as in source control, deployment directories, common plugins etc. (I'm assuming t...
Unit testing code with a file system dependency
...o I test?"
Your example isn't very interesting because it just glues some API calls together so if you were to write a unit test for it you would end up just asserting that methods were called. Tests like this tightly couple your implementation details to the test. This is bad because now you have ...