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How to randomize (shuffle) a JavaScript array?
...It picks a random element for each original array element, and excludes it from the next draw, like picking randomly from a deck of cards.
This clever exclusion swaps the picked element with the current one, then picks the next random element from the remainder, looping backwards for optimal effici...
Why doesn't java.lang.Number implement Comparable? [duplicate]
...e for certain underlying implementations. Instead of excluding the methods from the API and requiring programmers to check the type of the implementation, Sun chose to have abstract versions of the methods and recommend throwing an exception if the implementation does not support the method. See Lis...
_DEBUG vs NDEBUG
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NDEBUG isn't defined when using applications templates from Windows Driver Kit 8.1 too. In this case, you may need to rely on _DEBUG.
– navossoc
Apr 7 '16 at 15:36
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Collections.emptyMap() vs new HashMap()
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From Effective Java, Item #43 - "Return empty arrays or collections, not null" demonstrates returning an empty collection and perhaps even demonstrates using these emptyList(), emptySet(), and emptyMap() methods on the Colle...
Find full path of the Python interpreter?
How do I find the full path of the currently running Python interpreter from within the currently executing Python script?
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Convert a String In C++ To Upper Case
How could one convert a string to upper case. The examples I have found from googling only have to deal with chars.
29 Answ...
How do Third-Party “tracking cookies” work?
...iframe src="http://websiteB.com/ad.html></iframe> to serve the ad from website B. Then when your browser goes to fetch http://websiteB.com/ad.html, the response will come back with a Set-Cookie header that sets a cookie with some unique random string. If website C also includes an ad from w...
Array versus List: When to use which?
...tually no collections are ever mutated. That is; collections are retrieved from the database or constructed from some source, but further processing is always done by recreating a new collection (e.g. map/filter etc). Even where conceptual mutation is necessary, it tends to be simplest to just gener...
Multiple glibc libraries on a single host
...binary. Since myapp didn't complain about the original libs, I copied them from /lib/x86_64-linux-gnu/ to /path/to/mylibs2, and I also copied libstdc++.so.6 from /path/to/mylibs there. Then I patchelf'ed it to /path/to/mylibs2, and myapp works now. If your binary uses different libs, and you have di...
How to send parameters from a notification-click to an activity?
I can find a way to send parameters to my activity from my notification.
13 Answers
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