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How do I run a simple bit of code in a new thread?
...thin
ProgressChanged or
RunWorkerCompleted handlers.
However, updating GUI from DoWork
will cause
InvalidOperationException.
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JavaScript: What are .extend and .prototype used for?
...nction that copies the prototype of a new subclass that you want to extend from the base class.
So you can do something like:
extend( Fighter, Human )
And the Fighter constructor/object will inherit the prototype of Human, so if you define methods such as live and die on Human then Fighter will ...
How do I prevent the modification of a private field in a class?
... @Svish I should’ve been more drastic: if you return an array from an API function you’re doing it wrong. In private functions inside a library it might be right. In an API (where protection against modifiability plays a role), it never is.
– Konrad Rudolph
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Get value from SimpleXMLElement Object
I have something like this:
12 Answers
12
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Why no generics in Go?
...ow compilers are caused by C++ like generics and slow execution times stem from the boxing-unboxing approach that Java uses.
The fourth possibility not mentioned in the blog is going the C# route. Generating the specialized code like in C++, but at runtime when it is needed. I really like it, but G...
Speed up the loop operation in R
... names.
So how better is it?
I run each function for data.frame with nrow from 1,000 to 10,000 by 1,000 and measure time with system.time
X <- as.data.frame(matrix(sample(1:10, n*9, TRUE), n, 9))
system.time(dayloop2(X))
Result is
You can see that your version depends exponentially from nr...
Making a property deserialize but not serialize with json.net
...the config object into a JObject, then simply remove the unwanted property from the JSON before writing it out. It's just a couple of extra lines of code.
JObject jo = JObject.FromObject(config);
// remove the "ObsoleteSetting" JProperty from its parent
jo["ObsoleteSetting"].Parent.Remove();
jso...
Returning value from called function in a shell script
I want to return the value from a function called in a shell script. Perhaps I am missing the syntax. I tried using the global variables. But that is also not working. The code is:
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How do I kill background processes / jobs when my shell script exits?
...p 'kill $(jobs -p)' EXIT
Watch out to use single ', to prevent the shell from substituting the $() immediately.
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How can I remove all my changes in my SVN working directory?
...e any way for me to remove all my changes in there and just get everything from the trunk using the command line?
10 Answer...