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A Java collection of value pairs? (tuples?)

...eft()) && this.right.equals(pairo.getRight()); } } And yes, this exists in multiple places on the Net, with varying degrees of completeness and feature. (My example above is intended to be immutable.) ...
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Is there a fixed sized queue which removes excessive elements?

I need a queue with a fixed size. When I add an element and the queue is full, it should automatically remove the oldest element. ...
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How do I access properties of a javascript object if I don't know the names?

...ke this: for (var key in data) { console.log(key); } This logs "Name" and "Value". If you have a more complex object type (not just a plain hash-like object, as in the original question), you'll want to only loop through keys that belong to the object itself, as opposed to keys on the object's...
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In Python, how do I determine if an object is iterable?

... in our code as well for this purpose, but I've lately started to get more and more annoyed by objects which only have __getitem__ being considered iterable. There are valid reasons to have __getitem__ in a non-iterable object and with them the above code doesn't work well. As a real life example we...
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Advantages of Binary Search Trees over Hash Tables

...ast two additional pointers per element (three if using a parent pointer), and array-based BST's can waste a lot of memory for unfilled portions of the tree. – Solaraeus Jul 11 '12 at 22:28 ...
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Is there a way to measure how sorted a list is?

...Formally, let A(1), A(2), ..., A(n) be a sequence of n numbers.If i < j and A(i) > A(j), then the pair (i,j) is called an inversion of A. The inversion number of a sequence is one common measure of its sortedness.Formally, the inversion number is defined to be the number of inversions, that is...
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How to determine CPU and memory consumption from inside a process?

...om the Performance Data Helper library (PDH), which is a bit "unintuitive" and takes a lot of painful trial and error to get to work. (At least it took me quite a while, perhaps I've been only a bit stupid...) Note: for clarity all error checking has been omitted from the following code. Do check t...
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What are the basic rules and idioms for operator overloading?

... operators are merely syntactic sugar, their actual work could be done by (and often is forwarded to) plain functions. But it is important that you get this boiler-plate code right. If you fail, either your operator’s code won’t compile or your users’ code won’t compile or your users’ code...
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How to stop flask application without using ctrl-c

I want to implement a command which can stop flask application by using flask-script. I have searched the solution for a while. Because the framework doesn't provide "app.stop()" API, I am curious about how to code this. I am working on Ubuntu 12.10 and Python 2.7.3. ...
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The most accurate way to check JS object's type?

... Is there any difference between using Object.prototype and {}? – GetFree Jun 13 '15 at 5:25 3 ...