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Difference between a User and a Login in SQL Server
...g into many different areas of SQL Server that I normally don't mess with. One of them that has me confused is the area of Logins and Users. Seems like it should be a pretty simple topic...
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Rails: call another controller action from a controller
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To use one controller from another, do this:
def action_that_calls_one_from_another_controller
controller_you_want = ControllerYouWant.new
controller_you_want.request = request
controller_you_want.response = response
contro...
How to sleep for five seconds in a batch file/cmd [duplicate]
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One hack is to (mis)use the ping command:
ping 127.0.0.1 -n 6 > nul
Explanation:
ping is a system utility that sends ping requests. ping is available on all versions of Windows.
127.0.0.1 is the IP address of localhos...
Rolling or sliding window iterator?
... the window length is 1. I'm currently using the following code. Does anyone have a more Pythonic, less verbose, or more efficient method for doing this?
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Differences between INDEX, PRIMARY, UNIQUE, FULLTEXT in MySQL?
...QUE index, except that it is always named 'PRIMARY', and there may be only one on a table (and there should always be one; though some database systems don't enforce this). A PRIMARY index is intended as a primary means to uniquely identify any row in the table, so unlike UNIQUE it should not be us...
How to handle multiple cookies with the same name?
...itePoint:
If multiple cookies of the same name match a given request URI, one is chosen by the browser.
The more specific the path, the higher the precedence. However precedence based on other attributes, including the domain, is unspecified, and may vary between browsers. This means that if you ha...
MySQL Cannot Add Foreign Key Constraint
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Was caused by a different collation on the tables for me, one was UTF-8 and the other was latin1.
– ug_
Jul 23 '15 at 22:01
7
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When do I need to use Begin / End Blocks and the Go keyword in SQL Server?
Can someone tell me when and where I need to use begin and end blocks in SQL Server?
Also, what exactly does the Go keyword do?
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Can I concatenate multiple MySQL rows into one field?
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My need was to get ALL the data from one column. Don't use the GROUP BY clause to do this. Example : SELECT GROUP_CONCAT(emails SEPARATOR ', ') FROM users;
– Jonathan Bergeron
Jan 17 '14 at 14:04
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How to change the href for a hyperlink using jQuery
...ses a simple regular expression to replace this part of the URL with a new one. Note the flexibility this gives you - any sort of modification to the link could be done here.
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