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Why must a lambda expression be cast when supplied as a plain Delegate parameter
... new delegate type with an appropriate signature, but that's rarely useful and you end up with less opportunity for error checking.
If you want to make it easy to call Control.Invoke with an Action the easiest thing to do is add an extension method to Control:
public static void Invoke(this Contro...
Plot a legend outside of the plotting area in base graphics?
.... Normally this would get clipped to the plot region, but do par(xpd=TRUE) and with a bit of adjustment you can get a legend as far right as it can go:
set.seed(1) # just to get the same random numbers
par(xpd=FALSE) # this is usually the default
plot(1:3, rnorm(3), pch = 1, lty = 1, type = "o"...
Apply pandas function to column to create multiple new columns?
How to do this in pandas:
13 Answers
13
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Remove credentials from Git
...th several repositories, but lately I was just working in our internal one and all was great.
35 Answers
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What's the difference between window.location= and window.location.replace()?
...n item to your history in that you can (or should be able to) click "Back" and go back to the current page.
window.location.replace replaces the current history item so you can't go back to it.
See window.location:
assign(url): Load the document at
the provided URL.
replace(url):Replace...
HTTPS setup in Amazon EC2
...TTPS port (443). To do that, you go to https://console.aws.amazon.com/ec2/ and click on the Security Groups link on the left, then create a new security group with also HTTPS available.
Then, just update the security group of a running instance or create a new instance using that group.
After thes...
Is there a built-in method to compare collections?
...tents of a couple of collections in my Equals method. I have a Dictionary and an IList. Is there a built-in method to do this?
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GitHub clone from pull request?
...
You can clone the branch you want by using the -b option and for pull request:
git clone https://github.com/user_name/repo_name.git -b feature/pull_request_name dir_name
In your case, the branch you want to clone is the source branch of the pull request (feature/mongoose-support...
Python group by
Assume that I have a set of data pair where index 0 is the value and index 1 is the type:
6 Answers
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How to resume Fragment from BackStack if exists
...asier since it shouldn't require keeping track of a number that may change and reinforces the "unique back stack entry" logic.
Since you want only one back stack entry per Fragment, make the back state name the Fragment's class name (via getClass().getName()). Then when replacing a Fragment, use th...