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What's so bad about Template Haskell?
...ts a [Char] or a (a -> (forall b . b -> c)) or whatever. TH would be more reliable if one could express that a function may only generate expressions of a certain type, or only function declarations, or only data-constructor-matching patterns, etc.
You can generate expressions that don't compi...
Understanding “randomness”
I can't get my head around this, which is more random?
28 Answers
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Unit test naming best practices [closed]
...iously I used Fixture as suffix instead of Tests but I think the latter is more common, then I changed the naming strategy.
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How to do a FULL OUTER JOIN in MySQL?
...ery, and then use a UNION ALL set operator to combine the two sets. In the more general case, where a FULL OUTER JOIN would return duplicate rows, we can do this:
SELECT * FROM t1
LEFT JOIN t2 ON t1.id = t2.id
UNION ALL
SELECT * FROM t1
RIGHT JOIN t2 ON t1.id = t2.id
WHERE t1.id IS NULL
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Need for predictable random generator
...the time, 0 critical hits were scored in 10 tries. 3.3% of the time, 5 or more critical hits were landed out of 10. Naturally, using this algorithm (with a minimum roll count of 5), a much smaller amount (0.03%) of the "Fairish" runs were out of bounds. Even if the below implementation is unsuita...
Which is more preferable to use: lambda functions or nested functions ('def')?
...tic sugar for an assignment, so the result is the same, and they are a lot more flexible and readable.
lambdas can be used for use once, throw away functions which won't have a name.
However, this use case is very rare. You rarely need to pass around unnamed function objects.
The builtins map() a...
Java 8 Iterable.forEach() vs foreach loop
...ode.
If you do need parallelism, it is probably much faster and not much more difficult to use an ExecutorService. Streams are both automagical (read: don't know much about your problem) and use a specialized (read: inefficient for the general case) parallelization strategy (fork-join recursive de...
CSS: Truncate table cells, but fit as much as possible
...text-overflow:ellipsis; overflow: hidden; max-width:1px;">This cell has more content.This cell has more content.This cell has more content.This cell has more content.This cell has more content.This cell has more content.</td>
<td style="white-space: nowrap;">Less content here....
What's the difference between the data structure Tree and Graph?
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Is Disney's FastPass Valid and/or Useful Queue Theory
... and rides are the resources.
Like I said, you aren't going to create any more total throughput for said ride, but there may be rides being underutilized elsewhere. If you are now able to ride these rides as well as the rides you have to wait on, then you can increase the overall efficiency of the ...