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Smooth GPS data

I'm working with GPS data, getting values every second and displaying current position on a map. The problem is that sometimes (specially when accuracy is low) the values vary a lot, making the current position to "jump" between distant points in the map. ...
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Modelling an elevator using Object-Oriented Analysis and Design [closed]

There are a set of questions that seem to be commonly-used in interviews and classes when it comes to object-oriented design and analysis. This is one of them; unfortunately, my OOP professor in college never actually gave an answer to it, and so I've been wondering. ...
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What is the difference between an int and an Integer in Java and C#?

I was reading More Joel on Software when I came across Joel Spolsky saying something about a particular type of programmer knowing the difference between an int and an Integer in Java/C# (Object-Oriented Programming Languages). ...
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Why does integer division in C# return an integer and not a float?

Does anyone know why integer division in C# returns an integer and not a float? What is the idea behind it? (Is it only a legacy of C/C++?) ...
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Viewing all defined variables [duplicate]

I'm currently working on a computation in python shell. What I want to have is Matlab style listout where you can see all the variables that have been defined up to a point (so I know which names I've used, their values and such). ...
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php - get numeric index of associative array

I have an associative array and I need to find the numeric position of a key. I could loop through the array manually to find it, but is there a better way build into PHP? ...
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Returning the product of a list

Is there a more concise, efficient or simply pythonic way to do the following? 14 Answers ...
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Why are Objective-C delegates usually given the property assign instead of retain?

I'm surfing through the wonderful blog maintained by Scott Stevenson, and I'm trying to understand a fundamental Objective-C concept of assigning delegates the 'assign' property vs 'retain'. Note, the both are the same in a garbage collected environment. I'm mostly concerned with a non-GC based envi...
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Sort objects in an array alphabetically on one property of the array

Let's say you have a JavaScript class like this 13 Answers 13 ...
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Eventual consistency in plain English

I often hear about eventual consistency in different speeches about NoSQL, data grids etc. It seems that definition of eventual consistency varies in many sources (and maybe even depends on a concrete data storage). ...