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How to debug PDO database queries?
...gt;setAttribute( PDO::ATTR_ERRMODE, PDO::ERRMODE_WARNING );
$db->query('SELECT *******');
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jQuery event to trigger action when a div is made visible
...ns) {
alert('Attributes changed!');
});
var target = document.querySelector('#testdiv');
observer.observe(target, {
attributes: true
});
});
<div id="testdiv" style="display:none;">hidden</div>
<button id="show">Show hidden div</button>
<script type="tex...
Convert a bitmap into a byte array
...y answer with some discussion about why not to use ImageConverter, as your selected answer suggests, as well as the addition of disposal.
– Christopher Currens
Sep 8 '11 at 16:39
...
Is there an eval() function in Java? [duplicate]
... Java class or method that will do what you want. Your options include:
Select and use some third-party expression evaluation library. For example JEL or any of the half dozen libraries listed here.
Wrap the expression in the Java source code for a class with an eval method, send that to the Jav...
pass post data with window.location.href
... ||input.nodeName=="BUTTON"
||input.nodeName=="SELECT")
){
var output = input.cloneNode(true);
output.name = form.name + nameJoiner + input.name;
this.appendChild(output);
}
}
}
}...
How to import load a .sql or .csv file into SQLite?
...Hey!');
Insert into T values (2, 'Hey, You!');
.mode csv
.output test.csv
select * from T;
Contents of test.csv:
1,Hey!
2,"Hey, You!"
delete from T;
.import test.csv T
Error: test.csv line 2: expected 2 columns of data but found 3
It seems we must transform the csv into a list of Insert statem...
Representing Directory & File Structure in Markdown Syntax [closed]
...+-- _site
+-- index.html
Which is similar to the format tree uses if you select ANSI output.
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Origin is not allowed by Access-Control-Allow-Origin
... the naming and directory. But the steps should be mostly the same.
First select Supporting files > PhoneGap.plist
then under "ExternalHosts"
Add a entry, with a value of perhaps "http://nqatalog.negroesquisso.pt"
I am using * for debugging purposes only.
How to annotate MYSQL autoincrement field with JPA annotations
...oblem is saving the object Operator into MySQL DB.
Prior to save, I try to select from this table and it works, so is connection to db.
...
Random Gaussian Variables
...PI) * Math.Exp(-((x - μ) * (x - μ)) / (2 * σ * σ));
}
Important: Select the interval of y and the parameters σ and μ so that the curve of the function is not cutoff at it's maximum/minimum points (e.g. at x=mean). Think of the intervals of x and y as a bounding box, in which the curve mu...