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PDO support for multiple queries (PDO_MYSQL, PDO_MYSQLND)
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As I know, PDO_MYSQLND replaced PDO_MYSQL in PHP 5.3. Confusing part is that name is still PDO_MYSQL. So now ND is default driver for MySQL+PDO.
Overall, to execute multiple queries at once you need:
PHP 5.3+
mysqlnd
Emulated prepared statements. Make sure PDO::ATTR_EMULATE_PREPARES is set to...
Multiline strings in JSON
...nd line"
can saved with:
"first line\nsecond line"
Note:
for Python, this should be written as:
"first line\\nsecond line"
where \\ is for escaping the backslash, otherwise python will treat \n as
the control character "new line"
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LINQ-to-SQL vs stored procedures? [closed]
...advantages of LINQ over sprocs:
Type safety: I think we all understand this.
Abstraction: This is especially true with LINQ-to-Entities. This abstraction also allows the framework to add additional improvements that you can easily take advantage of. PLINQ is an example of adding multi-threading ...
Why does “split” on an empty string return a non-empty array?
...it ','
will return an array of size 2. Everything before the first match is returned as the first element.
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Entity Framework: table without primary key
I have an existing DB with which I would like to build a new app using EF4.0
18 Answers
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Can JavaScript connect with MySQL?
...rectly connect to MySQL. But you can mix JS with PHP to do so.
JavaScript is a client-side language and your MySQL database is going to be running on a server
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What is the difference between a User Control Library and a Custom Control Library?
...c and representation must be implemented inside the code.
A user control is technically a normal content control which you can extend in some parts in the code but usually it is extended by placing other controls inside it. So as Kent mentioned a UserControl is an aggregation of other controls. Th...
Set cellpadding and cellspacing in CSS?
In an HTML table, the cellpadding and cellspacing can be set like this:
28 Answers
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Foreign key constraint may cause cycles or multiple cascade paths?
...de paths and, rather than trying to work out whether any cycles actually exist, it assumes the worst and refuses to create the referential actions (CASCADE): you can and should still create the constraints without the referential actions. If you can't alter your design (or doing so would compromise ...
Finding local maxima/minima with Numpy in a 1D numpy array
...al maxima/minima in a 1D numpy array? Obviously the simplest approach ever is to have a look at the nearest neighbours, but I would like to have an accepted solution that is part of the numpy distro.
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