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How to vertically align text inside a flexbox?
...-items: baseline. Good for different heights coming from different unicode chars etc.
– qräbnö
Jan 7 '19 at 16:50
1
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How can I remove a trailing newline?
...s the Python equivalent of Perl's chomp function, which removes the last character of a string if it is a newline?
28 Ans...
记一次数据库表自增长（Auto Increment）故障 - 数据库(内核) - 清泛网 - ...
...么我们不妨换个思路，显式设置唯一标识，比如说通过「SELECT MAX … FOR UPDATE」的方式直接查询得到唯一标识符，并在稍后执行的 INSERT 语句中显式设置。
不过这种方法不够透明，需要修改业务代码，更透明的方法是使用触发器...
How do I query between two dates using MySQL?
...ember 29 2010 and January 30 2010). Try reversing the order of the dates:
SELECT *
FROM `objects`
WHERE (date_field BETWEEN '2010-01-30 14:15:55' AND '2010-09-29 10:15:55')
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Can't choose class as main class in IntelliJ
...
Select the folder containing the package tree of these classes, right-click and choose "Mark Directory as -> Source Root"
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Fast ceiling of an integer division in C / C++
... return res.rem ? (res.quot + 1) : res.quot;
}
int main(int, const char**)
{
std::cout << "10 / 5 = " << div_ceil(10, 5) << std::endl;
std::cout << "11 / 5 = " << div_ceil(11, 5) << std::endl;
return 0;
}
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How to select date from datetime column?
...ry.
Use BETWEEN or >, <, = operators which allow to use an index:
SELECT * FROM data
WHERE datetime BETWEEN '2009-10-20 00:00:00' AND '2009-10-20 23:59:59'
Update: the impact on using LIKE instead of operators in an indexed column is high. These are some test results on a table with 1,...
How to continue a Docker container which has exited
...docker ps -q -l). ;-) Naming can help to better control which container is selected. -l get the last, ok...
– Eric Platon
Feb 21 '14 at 9:01
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Difference between two dates in MySQL
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SELECT TIMEDIFF('2007-12-31 10:02:00','2007-12-30 12:01:01');
-- result: 22:00:59, the difference in HH:MM:SS format
SELECT TIMESTAMPDIFF(SECOND,'2007-12-30 12:01:01','2007-12-31 10:02:00');
-- result: 79259 the differenc...
C# using streams
...itionally, StreamReader and StreamWriter are for reading and writing TEXT (character) streams.
– 1c1cle
Feb 25 '15 at 1:44
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