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Why modelVersion of pom.xml is necessary and always set to 4.0.0?
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It is always set to 4.0.0 in Maven 2 and 3, because, at present, there is no other model.
Notice that modelVersion contains 4.0.0. That is currently the only supported POM version, and is always required. [source]
But it wouldn't necessarily need to always be ...
Reverse Range in Swift
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Update For latest Swift 3 (still works in Swift 4)
You can use the reversed() method on a range
for i in (1...5).reversed() { print(i) } // 5 4 3 2 1
Or stride(from:through:by:) method
for i in stride(from:5,through:1,by:-1) { print(i) } // 5 4...
MySQL - Rows to Columns
...---------+
| 1 | A | 10 |
| 1 | B | 3 |
| 2 | A | 9 |
| 2 | C | 40 |
+--------+----------+-----------+
This will be our goal, the pretty pivot table:
select * from history_itemvalue_pivot;
+--------+------+------+-----...
What is a regular expression which will match a valid domain name without a subdomain?
...nCameron
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C++ performance challenge: integer to std::string conversion
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13 Answers
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how to draw smooth curve through N points using javascript HTML5 canvas?
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132
The problem with joining subsequent sample points together with disjoint "curveTo" type functio...
Hidden Features of JavaScript? [closed]
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How to make rounded percentages add up to 100%
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Since none of the answers here seem to solve it properly, here's my semi-obfuscated version usi...
pandas dataframe columns scaling with sklearn
...me({'A':[14.00,90.20,90.95,96.27,91.21],
'B':[103.02,107.26,110.35,114.23,114.68],
'C':['big','small','big','small','small']})
>>> dfTest[['A', 'B']] = scaler.fit_transform(dfTest[['A', 'B']])
>>> dfTest
A B ...
How to validate an email address in JavaScript
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