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Using try vs if in python

Is there a rationale to decide which one of try or if constructs to use, when testing variable to have a value? 9 Ans...
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What is the difference between memoization and dynamic programming?

...he computations of the subproblems overlap. Dynamic programming is typically implemented using tabulation, but can also be implemented using memoization. So as you can see, neither one is a "subset" of the other. A reasonable follow-up question is: What is the difference between tabulation (th...
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Context switches much slower in new linux kernels

...and dances to its own tune. In other words, even if you completely disable all C states in your PC's (or server's) BIOS, this driver will still force them on during periods of brief inactivity, which are almost always happening unless an all core consuming synthetic benchmark (e.g., stress) is runni...
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Difference between jQuery `click`, `bind`, `live`, `delegate`, `trigger` and `on` functions (with an

... of events up in another page, the API itself is tremendously helpful, and all of what I'm discussing below is linked directly from this page. First, .click(function) is literally a shortcut for .bind('click', function), they are equivalent. Use them when binding a handler directly to an element, ...
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Can code that is valid in both C and C++ produce different behavior when compiled in each language?

C and C++ have many differences, and not all valid C code is valid C++ code. (By "valid" I mean standard code with defined behavior, i.e. not implementation-specific/undefined/etc.) ...
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How to pass objects to functions in C++?

...ne whether to pass by const reference or not.) Passing by pointer is virtually never advised. Optional parameters are best expressed as a std::optional (boost::optional for older std libs), and aliasing is done fine by reference. C++11's move semantics make passing and returning by value much more ...
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What is the difference between JavaConverters and JavaConversions in Scala?

...eating wrappers that implement either the Scala interface and forward the calls to the underlying Java collection, or the Java interface, forwarding the calls to the underlying Scala collection. JavaConverters uses the pimp-my-library pattern to “add” the asScala method to the Java collections ...
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Difference between CouchDB and Couchbase

...erate features of CouchDB that you will not find in the Couchbase Server. All of the names relating to CouchDB and Couchbase can be really confusing, so I've updated this answer, to begin with a brief explanation of the most important ones. Names and confusion There is CouchDB, CouchIO, CouchOne,...
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Is jquery a javascript library or framework? [closed]

...to the homepage, and which I agree with. A framework is something that usually forces a certain way of implementing a solution, whereas jQuery is just a tool to make implementing what you want to do easier. share |...
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Looping a video with AVFoundation AVPlayer?

...tion because audio track edit is shorter than the movie duration (15.682 vs 15.787). You need to either fix the movie files to have the movie duration and track durations to be same length or you can use the time range parameter of AVPlayerLooper (set time range from 0 to duration of ...