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What are the benefits of dependency injection containers?
... While the Xml configuration is not 'compile time checked' all application services that this author is aware of will provide the developer with error messages if they attempt to inject an object having an incompatible interface into another object. And most provide a 'check' feature that covers al...
How can I clone an SQL Server database on the same server in SQL Server 2008 Express?
...QL Management Studio 2008 is part of SQL Server 2008 Express with Advanced Services
Version 2012
Click download button and check ENU\x64\SQLManagementStudio_x64_ENU.exe
Version 2014
Click download button and check MgmtStudio 64BIT\SQLManagementStudio_x64_ENU.exe
Open Microsoft SQL Management Stu...
How do you create a REST client for Java? [closed]
... that is comparable to Apache Axis for SOAP - something that hides the web service and marshals the data transparently back to Java objects.
...
API Keys vs HTTP Authentication vs OAuth in a RESTful API
...ith Facebook or LinkedIn. Additionally we are opening up our API for other services to manage data. In that case, would you recommend OAuth for user auth, and an api key or combination of username & password (like in the article you linked to) for services accessing the API? OAuth and api key ar...
At runtime, find all classes in a Java application that extend a base class
...
The Java way to do what you want is to use the ServiceLoader mechanism.
Also many people roll their own by having a file in a well known classpath location (i.e. /META-INF/services/myplugin.properties) and then using ClassLoader.getResources() to enumerate all files wit...
Injecting Mockito mocks into a Spring bean
...
Given:
@Service
public class MyService {
@Autowired
private MyDAO myDAO;
// etc
}
You can have the class that is being tested loaded via autowiring, mock the dependency with Mockito, and then use Spring's ReflectionTes...
Fat models and skinny controllers sounds like creating God models [closed]
...re are several forms of storage (DB, cache, session, cookies, /dev/null).
Services:
Structures responsible for application logic (that is, interaction between domain objects and interaction between domain objects and storage abstractions). They should act like the "interface" through which the pres...
psql: FATAL: Peer authentication failed for user “dev”
...re-read the configuration by reloading (pg_ctl reload) or restarting (sudo service postgresql restart).
* The file pg_hba.conf will most likely be at /etc/postgresql/9.x/main/pg_hba.conf
Edited: Remarks from @Chloe, @JavierEH, @Jonas Eicher, @fccoelho, @Joanis, @Uphill_What comments incorporated i...
What is the difference between an interface and a class, and why I should use an interface when I ca
...efault or shared code implementation
You want to share data contracts (web services, SOA)
You have different implementations for each interface implementer (IDbCommand has SqlCommand and OracleCommand which implement the interface in specific ways)
You want to support multiple inheritance.
Why Abst...
What's the purpose of META-INF?
...
What about services? Tag library descriptors? Putting something in the root of a JAR is a bad idea. In the absence of a clear convention, resources in the root are too likely to collide.
– erickson
...