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How to find gaps in sequential numbering in mysql?
...t on 100 rows):
SELECT (t1.id + 1) as gap_starts_at,
(SELECT MIN(t3.id) -1 FROM arrc_vouchers t3 WHERE t3.id > t1.id) as gap_ends_at
FROM arrc_vouchers t1
WHERE NOT EXISTS (SELECT t2.id FROM arrc_vouchers t2 WHERE t2.id = t1.id + 1)
HAVING gap_ends_at IS NOT NULL
gap_starts_at - first...
Select objects based on value of variable in object using jq
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3 Answers
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Regex replace uppercase with lowercase letters
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answered Dec 23 '13 at 11:09
Alex K.Alex K.
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Does Ruby have a string.startswith(“abc”) built in method?
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340
It's called String#start_with?, not String#startswith: In Ruby, the names of boolean-ish metho...
Comparing arrays in JUnit assertions, concise built-in way?
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302
Use org.junit.Assert's method assertArrayEquals:
import org.junit.Assert;
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Assert.assertA...
Undo svn add without reverting local edits
...ov 19 '11 at 21:56
Nostradamus1935Nostradamus1935
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What requests do browsers' “F5” and “Ctrl + F5” refreshes generate?
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314
Generally speaking:
F5 may give you the same page even if the content is changed, because it ...
What is an MvcHtmlString and when should I use it?
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LeviLevi
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Eclipse: How do i refresh an entire workspace? F5 doesn't do it
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103
It will indeed only refresh the current project (or, more specifically, the current selection in...
Composer install error - requires ext_curl when it's actually enabled
... who use php7.2
sudo apt-get install php7.2-curl
For those who use php7.3
sudo apt-get install php7.3-curl
Or simply run below command to install by your version:
sudo apt-get install php-curl
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