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Formatting Numbers by padding with leading zeros in SQL Server
We have an old SQL table that was used by SQL Server 2000 for close to 10 years.
13 Answers
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How to center buttons in Twitter Bootstrap 3?
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add to your style:
display: table;
margin: 0 auto;
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What is a plain English explanation of “Big O” notation?
...billion operations per second).
If we use a simple structure called a hash table (an instant-speed lookup table, also known as a hashmap or dictionary), we pay a small cost by preprocessing everything in O(N) time. Thereafter, it only takes constant time on average to look up something by its key (i...
Datetime equal or greater than today in MySQL
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SELECT * FROM myTable WHERE DATE(myDate) = DATE(NOW())
Read more:
http://www.tomjepson.co.uk/tutorials/36/mysql-select-where-date-today.html
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is it possible to select EXISTS directly as a bit?
... 0/1 another way is to:
SELECT CAST(
CASE WHEN EXISTS(SELECT * FROM theTable where theColumn like 'theValue%') THEN 1
ELSE 0
END
AS BIT)
Or without the cast:
SELECT
CASE
WHEN EXISTS( SELECT 1 FROM theTable WHERE theColumn LIKE 'theValue%' )
THEN 1
ELSE 0...
Does Dart support enumerations?
...ts work best on integers, because then they can be compiled down to a jump table.
– Kai Sellgren
Dec 19 '12 at 14:20
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Rails: select unique values from a column
...nt a Model object, that would need to be instantiated from a record in the table. But you're not selecting a record just a unique value (from what may be multiple records).
– Benissimo
Jan 9 '15 at 15:34
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Difference between two dates in MySQL
... that. here i want to compare end result with my value, like SELECT * FROM table where datediff(today,databasedate) as days =3; something like this
– Sooraj Abbasi
Jun 16 at 19:34
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How do I make a UITableViewCell appear disabled?
I know about UITableview: How to Disable Selection for Some Rows but Not Others and cell.selectionStyle = UITableViewCellSelectionStyleNone , but how do I make a cell (or any UIView for that matter) appear disabled (grayed-out) like below?
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Memcached下一站：HandlerSocket！ - 更多技术 - 清泛网 - 专注C/C++及内核技术
...SQL的能力了！
实战
首先创建一个测试用的表：
CREATE TABLE IF NOT EXISTS `test`.`t` (
`id` int(10) unsigned NOT NULL AUTO_INCREMENT,
`a` varchar(10) NOT NULL,
`b` varchar(10) NOT NULL,
PRIMARY KEY (`id`),
KEY `a_b` (`a`,`b`)
) ENGINE=InnoDB;
注：理论上Hand...