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Java EE 6 @javax.annotation.ManagedBean vs. @javax.inject.Named vs. @javax.faces.ManagedBean
...Bean")
@RequestScoped
public class SomeBean {
@Inject
private SomeService someService;
}
Automatic injection like that defined above can be controlled through the use of Qualifiers that can help match the specific class that you want injected. If you have multiple payment types, you might...
What is the optimal length for an email address in a database?
...r inbox. Essentially, they’ll have a unique (sub-)email per each website/service/app. For example, let’s imagine that my normal email is my first name and last name at some company name: firstnameandlastone@superacmecompany.com. That’s already ~40 characters. Now, if I used a plus notation for...
When monkey patching an instance method, can you call the overridden method from the new implementat
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Generating v5 UUID. What is name and namespace?
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What are the differences between concepts and template constraints?
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Why is the order in dictionaries and sets arbitrary?
...making hash collisions unpredictable to prevent certain types of denial of service (where an attacker renders a Python server unresponsive by causing mass hash collisions). This means that the order of a given dictionary or set is then also dependent on the random hash seed for the current Python in...
Is there an S3 policy for limiting access to only see/access one bucket?
...) Also shows of the number of buckets = number of clients using the backup service.
(2) use one bucket with client specific folders
This is how Amazon suggests by their S3/IAM examples to provide space to access only by certain users or user groups. See:
AWS Example IAM Policies
Advantage: fairly...
What is the difference between task and thread?
...is no need for a thread to sit around and wait for the data when it can be servicing other requests. Instead, the Task might register a callback to receive the value(s) when they're ready.
In particular, the Task does not say why it is that it takes such a long time to return the value. It might be...
社交应用组件 · App Inventor 2 中文网
...载或使用 隐私策略和使用条款 技术支持 service@fun123.cn
RegEx for matching UK Postcodes
...ou're working with a Local Authority, government department, or government service it's free for them to use. There's a lot more information than just postcodes included.
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