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What is the best JavaScript code to create an img element
...t in the background and doesn't display anything. The image element will call a tracking URL (such as Omniture) and needs to be simple and robust and work in IE 6 =< only. Here is the code I have:
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Prevent users from submitting a form by hitting Enter
...be some issues with the users hitting enter (I don't know why) and accidentally submitting the survey (form) without clicking the submit button. Is there a way to prevent this?
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Can Android do peer-to-peer ad-hoc networking?
... For example, I would like to have one phone broadcast a message, and have all peers in the network receive the broadcast, without having a server. I would like to use wifi since bluetooth range is more limited.
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Add a prefix to all Flask routes
...tant to the route at every definition. Is there a way to do this automatically?
10 Answers
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Should I always use a parallel stream when possible?
... easy to iterate over collections as streams, and just as easy to use a parallel stream. Two examples from the docs , the second one using parallelStream:
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How do I echo and send console output to a file in a bat script?
...ct any stream with prepending the number like 2> err.txt and it is also allowed to redirect multiple streams in one line.
dir 1> files.txt 2> err.txt 3> nothing.txt
In this example the "standard output" will go into files.txt, all errors will be in err.txt and the stream3 will go into...
method overloading vs optional parameter in C# 4.0 [duplicate]
...the number of parameters.
For example say you want a method foo to be be called/used like so, foo(), foo(1), foo(1,2), foo(1,2, "hello"). With method overloading you would implement the solution like this,
///Base foo method
public void DoFoo(int a, long b, string c)
{
//Do something
}
/// F...
Must Dependency Injection come at the expense of Encapsulation?
...om component-oriented software engineering, not OO.
Component software is all about managing dependencies - an example in common use is .NET's Assembly mechanism. Each assembly publishes the list of assemblies that it references, and this makes it much easier to pull together (and validate) the pie...
What is a None value?
...n't write the sticker "F", there was already an F sticker on the None, and all you did was move it, from None to "fork". So when you type F = None, you're "reset[ting] it to its original, empty state", if we decided to treat None as meaning empty state.
I can see what he's getting at, but that's a...
How can I get Maven to stop attempting to check for updates for artifacts from a certain group from
...o two libraries of shared code and maybe ten applications which use them. All of these items live in the namespace com.mycompany.* .
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