Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Login
Remember
Register
Ask
Q&A
All Activity
Hot!
Unanswered
Tags
Users
Ask a Question
Ask a Question
Categories
All categories
Topic[话题] (13)
Life[生活] (4)
Technique[技术] (2.1m)
Idea[创意] (3)
Jobs[工作] (2)
Others[杂七杂八] (18)
Code Example[编程示例] (0)
Recent questions tagged R
0
votes
798
views
1
answer
r - How to add arrows to forest plot in survminer (ggforest)
I was wondering if there was a way to add two arrows to the x-axis of a forest plot, similar to what ... "increased risk" and "decreased risk". See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
664
views
1
answer
r - Different x and y axis scales in multifaceted scatter ggplot2
I have used lemon package with ggplot2 for plotting multifaceted scatter plot with regression and confidence interval line ... for the help. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
729
views
1
answer
r - Count number of time combination of events appear in dataframe columns ext
This is an extension of the question asked in Count number of times combination of events occurs in dataframe ... sense? Thanks in advance See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
619
views
1
answer
r - make always rebuilds Makefile targets
I redesigned most of the Makefile files for my dissertation project in order to correctly reflect the workflow ( ... cleanup merge sample clean See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
614
views
1
answer
r - find First/ Last observation value by group?
I am trying to find the first/last observation by group. I tired both R and excel (because it is so slow in R so I ... 1]==i&dt[,2]==j,])}} See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
657
views
1
answer
r - Standard SQL in bigrquery
I'm trying to use R's bigrquery package to get some data from BigQuery into an R session. However, my ... using Standard rather than legacy SQL? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
847
views
1
answer
r - Showing percentage in bars in ggplot
I have a dataset with binary variables like the one below. M4 = matrix(sample(1:2,20*5, replace=TRUE),20,5) ... . How can I manage this task? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
741
views
1
answer
r - Force ggplot2 to apply a separate legend for each geom
In the chart below, the triangles mapped using geom_point are both in the same legend. Essentially, I would like each geom_ ... = 25, size = 3) See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
611
views
1
answer
r - My group by doesn't appear to be working in disk frames
I ran a group by on a large dataset (>20GB) and it doesn't appear to be working quite right This is ... are stored as data types character. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
734
views
1
answer
r - From a set of pairs, find all subsets s.t. no pair in the subset shares any element with a pair not in the subset
I have a set of pairs. Each pair is represented as [i,1:2]. That is, the ith pair are the numbers ... rows, as demonstrated in the example. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
940
views
1
answer
r - How to use multiple cores to make gganimate faster
My question is how can I utilize multiple cores of my iMac in order to make gganimate go faster. ... processing with animated ggplot2-plot? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
716
views
1
answer
r - Frequency count for a specific category
I have a data set like this. a <- structure(list(Prone = c("M", "N", "N", "N", "M", "N", "M", "N", "M ... B B N 2 6 N C N Y 1 Thanks in advance. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
653
views
1
answer
r - removing duplicate units from data frame
I'm working on a large dataset with n covariates. Many of the rows are duplicates. In order to identify ... this without writing a function? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
659
views
1
answer
r - Select rows from Data.table programmatically based on column criteria
I have a question on the way to select programmatically the rows from a data.table based on values from ... select rows in DT programmatically? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
688
views
1
answer
r - How to merge two different groupings if they are not disjoint with dplyr
Suppose that I have two sets of identifiers id1 and id2 in a data frame. How can I create a new ... possible values in the id columns. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
750
views
1
answer
r - Making contingency table
I'm having trouble with contingency table. I want to convert that kind of table: dat <- read.csv(text=" ... have table which look like this: See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
814
views
1
answer
r - Save facet_wrap() on multiple pages using ggforce/ggplus
I got this plot using the code below library(tidyverse) ggplot(df2, aes(x =Date, y = Sales, color = id) ... suggestions how I fix these errors? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
816
views
1
answer
r - fastLm() is much slower than lm()
fastLm() is much slower than lm(). Basically, I just call lm() and fastLm() with the same formula and data, but ... DF, p-value: < 2.2e-16 See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
1.0k
views
1
answer
r - Is it yet possible to have different axis breaks / limits for individual facets in ggplot with free scale?
I saw that this related question was asked in 2010 (titled: How do you set different scale limits for different facets?) ... 0, 150, by = 1)) See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
813
views
1
answer
r - changing the JVM timezone in sparklyr
I am desperately trying to change the timezone of my JVM in Sparklyr (using spark 2.1.0). I want GMT ... America/New_York. Any ideas? Thanks! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
780
views
1
answer
r - ggplot2 identical scales (non-continuous) on both sides
Goal Use ggplot2 (latest version) to produce a graph that duplicates the x- or y-axis on both sides of the ... scale is datetime or time format. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
821
views
1
answer
r - It is possible to read .Rdata file format from C or Fortran?
I'm working writing some R extensions on C (C functions to be called from R). My code needs to compute a ... to move from Rdata to HDF5. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
626
views
1
answer
r - Conditionally replace values of multiple columns, from values of other multiple columns
Suppose I have this dataset: set.seed (1234); data.frame(cbind(a=rep(c("si","no"),30),b=rnorm(60)), c=rep( ... ~ifelse(.>1,vars([original]),0))) See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
594
views
1
answer
r - ClassNotFoundException for StatEt Eclipse plugin / RJ. Compatibility issue with Java9?
I installed RJ for StatEt with: > install.packages(c("rj", "rj.gd"), repos="http://download. ... /rj/installation.mframe?jump=rpkg-installation See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
906
views
1
answer
r - Mermaid diagrams not rendering correctly in Rmarkdown xaringan presentations
I am attempting to make some simple flowcharts in an Rmarkdown html presentation I am rendering with xaringan. ... drawing simple tree diagrams. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
632
views
1
answer
r - Cloze question combining mchoice and num import in Moodle
I created a cloze question combining mchoice and num. However I cannot import the question in Moodle as it says Error ... `r format(0.01*p)` See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
632
views
1
answer
r - Used Variables in Tree
How can i get know which variables are actually used in a constructed tree? model = tree(status~., set. ... variables are actually used in? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
777
views
1
answer
r - Merging multiple rows into single row
I've some problems with my data frame in R. My data frame looks something like this: ID TIME DAY URL_NAME ... or links to handle my problem. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
Page:
« prev
1
...
14
15
16
17
18
19
20
21
22
23
24
...
263
next »
Ask a question:
Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question
Just Browsing Browsing
[1] jasmine - From Angular autogenerated spec tests toward best practises
[2] mysql - Python MySQLdb variables as table names
[3] vue.js - Google Cloud Platform emulator errors on Mac ARM processor
[4] 我怎么在FormItem的label后紧贴着加一个icon?
[5] Zookeeper启动问题
[6] Angular/RxJs When should I unsubscribe from `Subscription`
[7] npm install 和npm cache clear --force报错
[8] typescript - how can I change an image added dynamically in in angular
[9] react-native 图片组件,http请求图片base64, 请问如何优化?
[10] 请问为什么防抖函数返回的匿名函数的this指向input?为什么捕获不到event?
2.1m
questions
2.1m
answers
60
comments
57.0k
users
Most popular tags
javascript
python
c#
java
How
android
c++
php
ios
html
sql
r
c
node.js
.net
iphone
asp.net
css
reactjs
jquery
ruby
What
Android
objective
mysql
linux
Is
git
Python
windows
Why
regex
angular
swift
amazon
excel
algorithm
macos
Java
visual
how
bash
Can
multithreading
PHP
Using
scala
angularjs
typescript
apache
spring
performance
postgresql
database
flutter
json
rust
arrays
C#
dart
vba
django
wpf
xml
vue.js
In
go
Get
google
jQuery
xcode
jsf
http
Google
mongodb
string
shell
oop
powershell
SQL
C++
security
assembly
docker
Javascript
Android:
Does
haskell
Convert
azure
debugging
delphi
vb.net
Spring
datetime
pandas
oracle
math
Django
联盟问答网站-Union QA website
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
DevDocs API Documentations
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
在这了问答社区
DevDocs API Documentations
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
DevDocs API Documentations
广告位招租
...