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Limitations of SQL Server Express
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If two user instances are connected to the same .mdf file, will that not cause problems?
– ingredient_15939
Dec 18 '12 at 8:27
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Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...
...权限
mysql> GRANT all privileges on extmail.* TO extmail@localhost IDENTIFIED BY 'extmail';
Query OK, 0 rows affected (0.00 sec)
mysql> GRANT all privileges on extmail.* TO extmail@127.0.0.1 IDENTIFIED BY 'extmail';
Query OK, 0 rows affected (0.00 sec)
3、安装配置apache
yum install ...
Android: how to check if a View inside of ScrollView is visible?
...ew which holds a series of Views . I would like to be able to determine if a view is currently visible (if any part of it is currently displayed by the ScrollView ). I would expect the below code to do this, surprisingly it does not:
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What are the differences between SML and OCaml? [closed]
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There are lots of differences, some technical, some sociopolitical. I've tried to put more important differences first.
SML is a language with a definition and a standard. It is stable (and in fact has been frozen so it cannot evolve). Obj...
How to remove all the occurrences of a char in c++ string
...erase(std::remove(str.begin(), str.end(), 'a'), str.end());
Or use boost if that's an option for you, like:
#include <boost/algorithm/string.hpp>
boost::erase_all(str, "a");
All of this is well-documented on reference websites. But if you didn't know of these functions, you could easily d...
UITapGestureRecognizer breaks UITableView didSelectRowAtIndexPath
...reRecognizer *)gestureRecognizer shouldReceiveTouch:(UITouch *)touch
{
if ([touch.view isDescendantOfView:autocompleteTableView]) {
// Don't let selections of auto-complete entries fire the
// gesture recognizer
return NO;
}
return YES;
}
That took care of it...
ALTER TABLE to add a composite primary key
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ALTER TABLE provider ADD PRIMARY KEY(person,place,thing);
If a primary key already exists then you want to do this
ALTER TABLE provider DROP PRIMARY KEY, ADD PRIMARY KEY(person, place, thing);
share
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SQL Server SELECT INTO @variable?
... snippet has to be
DECLARE @TempCustomer TABLE
(
CustomerId uniqueidentifier,
FirstName nvarchar(100),
LastName nvarchar(100),
Email nvarchar(100)
);
INSERT INTO
@TempCustomer
SELECT
CustomerId,
FirstName,
LastName,
Email
FROM
Customer
WHERE
Customer...
Convert character to ASCII code in JavaScript
...mented: developer.mozilla.org/en/JavaScript/Reference/Global_Objects/…. "if it is not a number, it defaults to 0"
– tokland
Nov 15 '11 at 19:46
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Extract a number from a string (JavaScript)
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For this specific example,
var thenum = thestring.replace( /^\D+/g, ''); // replace all leading non-digits with nothing
in the general case:
thenum = "foo3bar5".match(/\d+/)[0] // "3"
Since this answer gained popularity for some r...