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Round a Floating Point Number Down to the Nearest Integer?
As the title suggests, I want to take a floating point number and round it down to the nearest integer. However, if it's not a whole, I ALWAYS want to round down the variable, regardless of how close it is to the next integer up. Is there a way to do this?
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Vim: Replacing a line with another one yanked before
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Steps 1 and 2 can be combined using :ay [E.g. :20y] Followed by Vp should do the trick. You do not have to go to a line to yank it.
– Bharad
Aug 12 '13 at 9:23
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When is it practical to use Depth-First Search (DFS) vs Breadth-First Search (BFS)? [closed]
I understand the differences between DFS and BFS, but I'm interested to know when it's more practical to use one over the other?
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Error when testing on iOS simulator: Couldn't register with the bootstrap server
...of a UIAlertView. I stopped debugging there, made some changes to the code and built the app again. Now when I run the application, I get this error in the console
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How to use ScrollView in Android?
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Just make the top-level layout a ScrollView:
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:fillViewport="true">
<TableLayout
android:layout_width="matc...
How do I speed up the gwt compiler?
We're starting to make heavier use of GWT in our projects, and the performance of the GWT compiler is becoming increasingly annoying.
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Erratic hole type resolution
... postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9....
How do I assign a port mapping to an existing Docker container?
... [hash_of_the_container] via the docker inspect <container_name> command and the value of the "Id" field is the hash.
1) stop the container
2) stop docker service (per Tacsiazuma's comment)
3) change the file
4) restart your docker engine (to flush/clear config caches)
5) start the containe...
Reshaping data.frame from wide to long format
...alues (as a result of the , in the numbers). You can repair that with gsub and as.numeric:
long$value <- as.numeric(gsub(",", "", long$value))
Or directly with data.table or dplyr:
# data.table
long <- melt(setDT(wide),
id.vars = c("Code","Country"),
variable.name...
How to list the size of each file and directory and sort by descending size in Bash?
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Simply navigate to directory and run following command:
du -a --max-depth=1 | sort -n
OR add -h for human readable sizes and -r to print bigger directories/files first.
du -a -h --max-depth=1 | sort -hr
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