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How to use enum values in f:selectItem(s)
... more flexible considering what happens if the order of the enums changes, and if the list was large? And could I do this better? And is it possible to automatically "select" the item that the question have?
...
How can I beautify JavaScript code using Command Line?
...t in order to beautify JavaScript code. It needs to work on both Windows and Linux .
10 Answers
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Linq to Entities join vs groupjoin
... [b1, b2]
C []
So Join produces a flat (tabular) result of parent and child values.
GroupJoin produces a list of entries in the first list, each with a group of joined entries in the second list.
That's why Join is the equivalent of INNER JOIN in SQL: there are no entries for C. While Group...
Use jQuery to hide a DIV when the user clicks outside of it
.... To do that, i used namespace on click event with bind("click.namespace") and when the event occurred, i call unbind("click.namespace"). And finally, i used $(e.target).closest(".container").length to recognize container ... So, i did not use any trick from this answer :D
– Lo...
Checking a Python module version at runtime
...d 'version' attribute, you can inspect the interfaces it contains (classes and methods) and see if they match the interface they expect. Then in the actual code that you're working on, assume that the 3rd party modules have the interface you expect.
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Using ping in c#
...s;
}
catch (PingException)
{
// Discard PingExceptions and return false;
}
finally
{
if (pinger != null)
{
pinger.Dispose();
}
}
return pingable;
}
...
ByteBuffer.allocate() vs. ByteBuffer.allocateDirect()
...Garbage Collector could move it at any
time. Arrays are objects in Java, and
the way data is stored inside that
object could vary from one JVM
implementation to another.
For this reason, the notion of a
direct buffer was introduced. Direct
buffers are intended for interaction
with...
How to get the IP address of the docker host from inside a docker container
... title says. I need to be able to retrieve the IP address the docker hosts and the portmaps from the host to the container, and doing that inside of the container.
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ASP.NET MVC Custom Error Handling Application_Error Global.asax?
...ler called Error with action methods HTTPError404() , HTTPError500() , and General() . They all accept a string parameter error . Using or modifying the code below.
What is the best/proper way to pass the data to the Error controller for processing? I would like to have a solution as robust a...
Use LINQ to get items in one List, that are not in another List
...p2.ID != p.ID));
Warning: As noted in the comments, these approaches mandate an O(n*m) operation. That may be fine, but could introduce performance issues, and especially if the data set is quite large. If this doesn't satisfy your performance requirements, you may need to evaluate other option...