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Recreating a Dictionary from an IEnumerable
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If you're using .NET 3.5 or .NET 4, it's easy to create the dictionary using LINQ:
Dictionary<string, ArrayList> result = target.GetComponents()
.ToDictionary(x => x.Key, x => x.Value);
There's no ...
Center image horizontally within a div
...pid question but since the usual ways of center aligning an image are not working I thought I would ask. How can I center align (horizontally) an image inside its container div?
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How do I make Git treat a file as binary?
...ln -merge -text
This way, the *.sln files won't be merged, not have eol normalized, but meanwhile diff-able.
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Handler “ExtensionlessUrlHandler-Integrated-4.0” has a bad module “ManagedPipelineHandler” in its mo
...d just when I thought that I was going to get away with it, I realized my workaround doesn't work. Here's what I've tried to do:
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扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
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How to convert an integer to a string in any base?
...t, completely general int-to-string conversion function, and can be built for such ancient versions -- you may need to try older releases since the recent ones have not been tested for venerable Python and GMP releases, only somewhat recent ones), or, for less speed but more convenience, use Python ...
Python - List of unique dictionaries
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So make a temporary dict with the key being the id. This filters out the duplicates.
The values() of the dict will be the list
In Python2.7
>>> L=[
... {'id':1,'name':'john', 'age':34},
... {'id':1,'name':'john', 'age':34},
... ...
How to detect the current OS from Gradle
..., and this looks a little cleaner as it uses Ant's existing structure:
import org.apache.tools.ant.taskdefs.condition.Os
task checkWin() << {
if (Os.isFamily(Os.FAMILY_WINDOWS)) {
println "*** Windows "
}
}
I found this in the following Gradle branch, and it seems to work n...
How to substring in jquery
How can I use jquery on the client side to substring "nameGorge" and remove "name" so it outputs just "Gorge"?
8 Answers
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Speed up the loop operation in R
I have a big performance problem in R. I wrote a function that iterates over a data.frame object. It simply adds a new column to a data.frame and accumulates something. (simple operation). The data.frame has roughly 850K rows. My PC is still working (about 10h now) and I have no idea about the...