大约有 48,000 项符合查询结果（耗时：0.0836秒） [XML]
Count the occurrences of DISTINCT values
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407
SELECT name,COUNT(*) as count
FROM tablename
GROUP BY name
ORDER BY count DESC;
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Postgres manually alter sequence
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edited Oct 23 '18 at 20:43
Is Ma
57666 silver badges1010 bronze badges
answered Jan 5 '12 at 15:31
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How do I clone a GitHub wiki?
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edited Jan 2 at 22:50
answered Feb 26 '13 at 3:27
jos...
Adjusting Eclipse console size
...do you adjust the maximum lines in the console window? My program outputs 2000 lines of numbers and Eclipse truncates it so therefore I am missing some numbers.
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How do I get a Cron like scheduler in Python? [closed]
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609
If you're looking for something lightweight checkout schedule:
import schedule
import time
de...
Possible to access the index in a Hash each loop?
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Michael Shimmins
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answered Jan 18 '10 at 2:38
YOUYOU
101k282...
How to verify a method is called two times with mockito verify()
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edited Dec 10 '19 at 4:48
Community♦
111 silver badge
answered Feb 15 '13 at 7:41
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Capitalize or change case of an NSString in Objective-C
...g stringWithString:self];
[self enumerateSubstringsInRange:NSMakeRange(0, [self length])
options:NSStringEnumerationBySentences
usingBlock:^(NSString *sentence, NSRange sentenceRange, NSRange enclosingRange, BOOL *stop) {
[mutableSel...
How do I get the resource id of an image if I know its name?
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edited Jun 30 '10 at 10:26
Janusz
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How do you represent a JSON array of strings?
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303
I'll elaborate a bit more on ChrisR awesome answer and bring images from his awesome reference....