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Why does the default parameterless constructor go away when you create one with parameters
In C#, C++ and Java, when you create a constructor taking parameters, the default parameterless one goes away. I have always just accepted this fact, but now I've started wondering why.
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jQuery animate backgroundColor
I am trying to animate a change in backgroundColor using jQuery on mouseover.
17 Answers
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What's the difference between an inverted index and a plain old index?
In software engineering we create indexes all the time (e.g., in databases) but I also hear a lot of people talk about inverted indices. Is there something fundamentally different between the two? They sound like the same thing.
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What is the difference between integration and unit tests?
I know the so-called textbook definition of unit tests and integration tests. What I am curious about is when it is time to write unit tests... I will write them to cover as many sets of classes as possible.
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How to convert a Map to List in Java?
What is the best way to convert a Map<key,value> to a List<value> ? Just iterate over all values and insert them in a list or am I overlooking something?
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Graph Algorithm To Find All Connections Between Two Arbitrary Vertices
I am trying to determine the best time efficient algorithm to accomplish the task described below.
16 Answers
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When should I use a composite index?
For example, I have a homes table:
9 Answers
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Is there a foreach in MATLAB? If so, how does it behave if the underlying data changes?
Is there a foreach structure in MATLAB? If so, what happens if the underlying data changes (i.e. if objects are added to the set)?
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Why is IoC / DI not common in Python?
In Java IoC / DI is a very common practice which is extensively used in web applications, nearly all available frameworks and Java EE. On the other hand, there are also lots of big Python web applications, but beside of Zope (which I've heard should be really horrible to code) IoC doesn't seem t...
Efficiently replace all accented characters in a string?
For a poor man's implementation of near -collation-correct sorting on the client side I need a JavaScript function that does efficient single character replacement in a string.
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