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What is the difference between aggregation, composition and dependency? [duplicate]
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Aggregation implies a relationship where the child can exist independently of the parent. Example: Class (parent) and Student (child). Delete the Class and the Students still exist.
Composition implies a relationship where the child cannot exist independent of the parent. Example: Hou...
Access-Control-Allow-Origin Multiple Origin Domains?
Is there a way to allow multiple cross-domains using the Access-Control-Allow-Origin header?
31 Answers
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How to resolve git's “not something we can merge” error
I just encountered a problem when merging a branch into master in git. First, I got the branch name by running git ls-remote . Let's call that branch "branch-name". I then ran git merge branch-name command and got the following result:
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How to stop Visual Studio from “always” checking out solution files?
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This happens when the following is in the .sln file:
GlobalSection(ExtensibilityGlobals) = postSolution
MyGlobalProperty = AnyValue
EndGlobalSection
I found that Enterprise Library added one of these. I removed it, checked in the solution, closed...
How to initialise a string from NSData in Swift
I have been trying to initialise a string from NSData in Swift.
7 Answers
7
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Generate random number between two numbers in JavaScript
Is there a way to generate a random number in a specified range (e.g. from 1 to 6: 1, 2, 3, 4, 5, or 6) in JavaScript?
23 A...
Avoid synchronized(this) in Java?
... pops up on SO about Java synchronization, some people are very eager to point out that synchronized(this) should be avoided. Instead, they claim, a lock on a private reference is to be preferred.
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What is the best Java library to use for HTTP POST, GET etc.? [closed]
What is the best Java library to use for HTTP POST, GET etc. in terms of performance, stability, maturity etc.? Is there one particular library that is used more than others?
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How do I make the method return type generic?
Consider this example (typical in OOP books):
19 Answers
19
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How to detect duplicate values in PHP array?
I am working with a one dimensional array in PHP. I would like to detect the presence of duplicate values, then count the number of duplicate values and out put the results. For example, given the following array:
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