Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
ergo
Search
Romain François
July 05, 2018
Programming
0
270
ergo
Talk about ergo at the rencontres R 2018
Romain François
July 05, 2018
Tweet
Share
More Decks by Romain François
See All by Romain François
dplyr 1.0.0 / Paris R-addicts
romainfrancois
0
250
dplyr 1.0.0
romainfrancois
1
1.2k
dplyr episode 9, summarise() of the vctrs
romainfrancois
0
990
dplyr episode 9: summarise() of the vctrs
romainfrancois
0
340
n() cool #dplyr things
romainfrancois
2
2.9k
dance
romainfrancois
0
280
rap and splice girls
romainfrancois
0
360
rap
romainfrancois
0
100
arrow + ergo
romainfrancois
0
360
Other Decks in Programming
See All in Programming
React は次の10年を生き残れるか:3つのトレンドから考える
oukayuka
41
16k
DataformでPythonする / dataform-de-python
snhryt
0
150
Google I/O Extended Incheon 2025 ~ What's new in Android development tools
pluu
1
220
What's new in Adaptive Android development
fornewid
0
130
#QiitaBash TDDで(自分の)開発がどう変わったか
ryosukedtomita
1
350
なぜ今、Terraformの本を書いたのか? - 著者陣に聞く!『Terraformではじめる実践IaC』登壇資料
fufuhu
3
390
実践 Dev Containers × Claude Code
touyu
1
120
DatadogのArchived LogsをSnowflakeで高速に検索する方法(Archive Searchでオワコンにならないことを祈って) / How to search Datadog Archived Logs quickly with Snowflake (hoping Datadog Archive Search doesn’t make this obsolete)
civitaspo
0
110
Android 15以上でPDFのテキスト検索を爆速開発!
tonionagauzzi
0
180
ソフトウェア設計とAI技術の活用
masuda220
PRO
25
7.3k
書き捨てではなく継続開発可能なコードをAIコーディングエージェントで書くために意識していること
shuyakinjo
0
190
バイブコーディング超えてバイブデプロイ〜CloudflareMCPで実現する、未来のアプリケーションデリバリー〜
azukiazusa1
3
780
Featured
See All Featured
A designer walks into a library…
pauljervisheath
207
24k
Statistics for Hackers
jakevdp
799
220k
A Modern Web Designer's Workflow
chriscoyier
695
190k
Bootstrapping a Software Product
garrettdimon
PRO
307
110k
Distributed Sagas: A Protocol for Coordinating Microservices
caitiem20
332
22k
Docker and Python
trallard
45
3.5k
Gamification - CAS2011
davidbonilla
81
5.4k
Agile that works and the tools we love
rasmusluckow
329
21k
Fashionably flexible responsive web design (full day workshop)
malarkey
407
66k
The Invisible Side of Design
smashingmag
301
51k
Building a Scalable Design System with Sketch
lauravandoore
462
33k
JavaScript: Past, Present, and Future - NDC Porto 2020
reverentgeek
50
5.5k
Transcript
ergo
[email protected]
@romain_francois http://bit.ly/ergo-rr2018
None
None
•Open source •Google •Simple •Fast enough
https://www.docker.com
https://bookdown.org/yihui/blogdown/
https://www.rstudio.com/products/connect/
example
package main import "fmt" func fahrenheit(celcius float64) float64 { return
celcius * 1.8 + 32 } func main() { var freezing float64 = fahrenheit(0.0) boiling := fahrenheit(100.0) fmt.Printf("Water freezes at %4.2f F\n", freezing) fmt.Printf("Water boils at %4.2f F\n", boiling) }
package main import "fmt" func fahrenheit(celcius float64) float64 { return
celcius * 1.8 + 32 } func main() { var freezing float64 = fahrenheit(0.0) boiling := fahrenheit(100.0) fmt.Printf("Water freezes at %4.2f F\n", freezing) fmt.Printf("Water boils at %4.2f F\n", boiling) }
$ go run fahrenheit.go Water freezes at 32.00 F Water
boils at 212.00 F
research
bit.ly/ergorigin purrple.cat/tags/go/
bit.ly/ergorigin purrple.cat/tags/go/
None
http://bit.ly/grrr-join
wttr.in/Rennes
library(rvest) library(glue) library(fahrenheit) library(tibble) library(dplyr) temperature <- function(where = "Rennes"){
glue("https://wttr.in/{where}") %>% read_html() %>% html_node("span:nth-child(3)") %>% html_text() %>% as.numeric() } temperature("Rennes") %>% tibble(celcius = .) %>% mutate(fahrenheit = fahrenheit(celcius)) #> # A tibble: 1 x 2 #> celcius fahrenheit #> <dbl> <dbl> #> 1 19 66.2 #' Created on 2018-07-05 by the [reprex package](http://reprex.tidyverse.org) (v0.2.0).
romain@purrplex ~/git/rstats-go/rencontresr2018/fahrenheit $ tree . !"" DESCRIPTION !"" NAMESPACE !""
R # $"" fahrenheit.R !"" fahrenheit.Rproj !"" man $"" src !"" Makevars !"" fahrenheit.h !"" fahrenheit.so $"" go $"" src !"" fahrenheit # $"" fahrenheit.go $"" main !"" main.c $"" main.go 7 directories, 10 files fahrenheit main } }
package fahrenheit func Fahrenheit(celcius float64) float64 { return celcius *
1.8 + 32 } src/go/src/fahrenheit/fahrenheit.go
package main import "C" import "fahrenheit" //export Fahrenheit func Fahrenheit(x
float64) float64 { return fahrenheit.Fahrenheit(x) ; } func main() {} src/go/src/main/main.go
#include <R.h> #include <Rinternals.h> #include "_cgo_export.h" SEXP _fahrenheit(SEXP x){ return
Rf_ScalarReal(Fahrenheit(REAL(x)[0]); } src/go/src/main/main.c
#' @useDynLib fahrenheit #' @export fahrenheit <- function(celcius) { .Call("_fahrenheit",
celcius, PACKAGE = "fahrenheit" ) } R/fahrenheit.R
.PHONY: go CGO_CFLAGS = "$(ALL_CPPFLAGS)" CGO_LDFLAGS = "$(PKG_LIBS) $(SHLIB_LIBADD) $(LIBR)"
GOPATH = $(CURDIR)/go go: CGO_CFLAGS=$(CGO_CFLAGS) CGO_LDFLAGS=$(CGO_LDFLAGS) \ GOPATH=$(GOPATH) /usr/local/go/bin/go \ build -o $(SHLIB) -x -buildmode=c-shared main src/Makevars
future
None
None
None
ergo
[email protected]
@romain_francois http://bit.ly/ergo-rr2018