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in entity framework code first, how to use KeyAttribute on multiple columns
...ne column, and specifically, how can I control order of the columns in the index? Is it a result of the order of properties in the class?
...
How to call a stored procedure from Java and JPA
...d Parameters are not working for me. Instead, I had to pass their Position Index in the Stored Procedures and was successfully able to get the result for the Output Parameter. This was the case when I have Stored Procedure Returning Multiple Result Sets. For the 1 ResultSet I simply used @Query
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How do I create a SHA1 hash in ruby?
...of the Ruby Standard Library (ruby-doc.org/stdlib-1.9.2/libdoc/digest/rdoc/index.html). It includes implementations for SHA1, SHA2, MD5 and others hash algorithms.
– jwfearn
Jun 11 '12 at 18:07
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How can I reverse a NSArray in Objective-C?
...j = [self count] - 1;
while (i < j) {
[self exchangeObjectAtIndex:i
withObjectAtIndex:j];
i++;
j--;
}
}
@end
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Why does “,,,” == Array(4) in Javascript?
...the length of the array to that number. So you can say you have four empty indexes (same as [,,,]) and the default string representation of arrays is a comma-separated list of its elements:
> ['a','b','c'].toString()
"a,b,c"
How the comparison works is described in section 11.9.3 of the sp...
JComboBox Selection Change Listener?
...
You may try these
int selectedIndex = myComboBox.getSelectedIndex();
-or-
Object selectedObject = myComboBox.getSelectedItem();
-or-
String selectedValue = myComboBox.getSelectedValue().toString();
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Maximum single-sell profit
... smaller than the minimum buying price. If it is, the minimum buying price index, (min), is updated to be the index of that element. Additionally, for each element, the becomeABillionaire algorithm checks if arr[i] - arr[min] (the difference between the current element and the minimum buying price) ...
How do you increase the max number of concurrent connections in Apache?
...eb.archive.org/web/20160415001028/http://www.genericarticles.com/mediawiki/index.php?title=How_to_optimize_apache_web_server_for_maximum_concurrent_connections_or_increase_max_clients_in_apache
ServerLimit 16
StartServers 2
MaxClients 200
MinSpareThreads 25
MaxSpareThreads 75
ThreadsPerChild 25
F...
sys.argv[1] meaning in script
...you can use this list of strings as input to your program. Since lists are indexed by zero-based integers, you can get the individual items using the list[0] syntax. For example, to get the script name:
script_name = sys.argv[0] # this will always work.
Although interesting, you rarely need to kn...
How to do paging in AngularJS?
... You can start looking at the <div class="pagination"> of index.html github.com/angular/builtwith.angularjs.org/blob/master/…
– Jorge Nunez Newton
Apr 17 '13 at 15:00
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