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{ | |
"bitwise": true, | |
"camelcase": true, | |
"curly": true, | |
"eqeqeq": true, | |
"es3": false, | |
"forin": true, | |
"freeze": true, | |
"immed": true, | |
"indent": 4, |
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/* | |
What is the correlation between the average daily temperature | |
and the number of tweets with the tag yycbike. What does this | |
correlation mean? | |
*/ | |
SELECT | |
W.DIM_DATE, | |
W.CW_MEAN_TEMP, | |
T.NUM_TWEETS, | |
CORR(W.CW_MEAN_TEMP, T.NUM_TWEETS) AS TWEET_TEMP_CORR |
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$a1 = array('a' => 'apple', 'b' => 'bannana'); | |
$a2 = array('b' => 'berry', 'c' => 'cherry'); | |
var_dump($a1 += $a2); |
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<?php | |
// Okay, here's something I really like from Kotlin & Swift, they're called Optionals (or Nullable) | |
// var coolThing: Bool? | |
// this means that that variable may be one of three values, null, true, or false. | |
// PHP has had this forever you might say | |
// $cool_thing = null | |
// That var could become a string, int, bool, whatever you'd like! But here lies the intersection where | |
// the typed world can help PHP, I think. |