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mongodb count num of distinct values per field/key
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199
MongoDB has a distinct command which returns an array of distinct values for a field; you can ...
python re.sub group: number after \number
How can I replace foobar with foo123bar ?
1 Answer
1
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Types in MySQL: BigInt(20) vs Int(20)
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CREATE TABLE foo ( bar INT(20) ZEROFILL );
INSERT INTO foo (bar) VALUES (1234);
SELECT bar from foo;
+----------------------+
| bar |
+----------------------+
| 00000000000000001234 |
+----------------------+
It's a common source of confusion for MySQL users to see INT(20) and ...
How to call Makefile from another Makefile?
... called /path/to/project/makefile and one called /path/to/project/gtest-1.4.0/make/Makefile . I'm attempting to have the former call the latter. In /path/to/project/makefile, I have
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How does the following LINQ statement work?
...ant the output to be 2,4,6, use .ToList():
var list = new List<int>{1,2,4,5,6};
var even = list.Where(m => m%2 == 0).ToList();
list.Add(8);
foreach (var i in even)
{
Console.WriteLine(i);
}
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What's the difference between getRequestURI and getPathInfo methods in HttpServletRequest?
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edited Oct 6 '16 at 19:40
Victor Stafusa
12.1k99 gold badges5252 silver badges6767 bronze badges
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Convert Python dictionary to JSON array
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168
If you are fine with non-printable symbols in your json, then add ensure_ascii=False to dumps ...
“Too many values to unpack” Exception
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191
That exception means that you are trying to unpack a tuple, but the tuple has too many values ...
How to send only one UDP packet with netcat?
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edited Jul 23 '19 at 20:04
Sean Bright
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How to calculate a Mod b in Casio fx-991ES calculator
Does anyone know how to calculate a Mod b in Casio fx-991ES Calculator. Thanks
10 Answers
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