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What is an IndexOutOfRangeException / ArgumentOutOfRangeException and how do I fix it?
...var command = connection.CreateCommand()) {
command.CommandText = "SELECT MyColumn1, MyColumn2 FROM MyTable";
using (var reader = command.ExecuteReader()) {
while (reader.Read()) {
ProcessData(reader.GetString(2)); // Throws!
}
}
}...
How can I use Autolayout to set constraints on my UIScrollview?
...ication.
Storyboard
In this example we will make a horizontal scroll view. Select the View Controller and then choose Freeform in the Size Inspector. Make the width 1,000 and the height 300. This just gives us room on the storyboard to add content that will scroll.
Add a Scroll View
Add a UIScrollV...
How to parse an RSS feed using JavaScript?
...t()) you'll want to inject to display your data.
Injecting the content
Select the container element that you want on the page and append your document fragments to it, and simply use innerHTML to replace its content entirely.
Something like:
$('#rss-viewer').append(aDocumentFragmentEntry);
o...
Servlet returns “HTTP Status 404 The requested resource (/servlet) is not available”
...e index.jsp.
Project->Properties
Click on Run
Relative URL:/index.jsp (Select your project root URL)
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mongodb group values by multiple fields
...urse the ability to interpolate the variable through $expr using $match to select the matching items in the "join", but the general premise is a "pipeline within a pipeline" where the inner content can be filtered by matches from the parent. Since they are both "pipelines" themselves we can $limit e...
Logging levels - Logback - rule-of-thumb to assign log levels
....
from logback documentation:
In a more graphic way, here is how the selection rule works. In the following table, the vertical header shows the level of the logging request, designated by p, while the horizontal header shows effective level of the logger, designated by q. The intersection of ...
How do you configure logging in Hibernate 4 to use SLF4J
...u are still getting "raw" console stdout Hibernate output (like Hibernate: select ...), then Stack Overflow question " Turn off hibernate logging to console " may apply.
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REST vs JSON-RPC? [closed]
...hine whose API is CREATE CUP, than another that would contain INSERT COIN, SELECT COFFEE, SELECT SUGAR, and START. In the second API, because it depends on the machine state, you have to be very careful with the sequence of procedure calls.
– Aurélien
May 2 '1...
What are good examples of genetic algorithms/genetic programming solutions? [closed]
...by just mixing bits from two parents), with the likelihood of a gene being selected as a parent being proportional to the profit it produced. I also added the possibility of point mutations to spice things up a bit. After a few hundred generations of this, I ended up with a population of genes tha...
Parse JSON in C#
...result = new List<DynamicJsonObject>((result as ArrayList).ToArray().Select(x => new DynamicJsonObject(x as IDictionary<string, object>)));
}
else if (result is ArrayList)
{
result = new List<object>((result as ArrayList).ToArray());
}...