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Why does Java's hashCode() in String use 31 as a multiplier?
...31 was chosen because it gave the best distribution - check computinglife.wordpress.com/2008/11/20/…
– computinglife
Nov 20 '08 at 20:00
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Difference between 2 dates in SQLite
...owser and got the error rob mentioned.. May I edit your post to the modern wording?
– Noumenon
Sep 4 '16 at 13:29
@Nou...
Are there any naming convention guidelines for REST APIs? [closed]
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One of the side effects of that is that underscored 'words' are kept whole, together in google's search indexes. Hyhenated ones are broken into separate words.
– Dennis
Jun 23 '12 at 14:08
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Typedef function pointer?
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Without the typedef word, in C++ the declaration would declare a variable FunctionFunc of type pointer to function of no arguments, returning void.
With the typedef it instead defines FunctionFunc as a name for that type.
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What are the most interesting equivalences arising from the Curry-Howard Isomorphism?
... ⊤ ≡ ⊤, but ⊤ ⊕ ⊥ ≡ ⊥, and ⊤ ↛ ⊥. In other words, if both a and b are true, then the hypothesis is true but the conclusion is false, and so this implication must be false. However, clearly, (a ∧ b) → (a ∨ b), since if both a and b are true, then at least ...
Why should I learn Lisp? [closed]
...sn't fully understood (as opposed to an on-line booking system). In other words: Complicated problems.
Furthermore, learning Lisp will remind you of something fundamental that has been forgotten: The difference between Von Neumann and Turing. As we know, Turing's model of computation is an intere...
When is CRC more appropriate to use than MD5/SHA1?
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@gili: you can always just xor the dwords together to get a single resulting dword.
– Blindy
Jun 17 '09 at 9:09
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Which machine learning classifier to choose, in general? [closed]
...t two pages on this on pages 462-463. Searching the Amazon preview for the word "discriminative" (probably google books also) will let you see the pages in question. These two pages are the greatest gem I have found in this book.
In short:
Boosting - often effective when a large amount of trainin...
Why does one often see “null != variable” instead of “variable != null” in C#?
...omeone needs to add something there later and forgets to write the else keyword themselves. (Joke)
– Jeppe Stig Nielsen
May 3 '13 at 21:42
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Where is the C auto keyword used?
In my college days I read about the auto keyword and in the course of time I actually forgot what it is. It is defined as:
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