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viewwhere<-function(object,zoom = 17){ | |
require(leaflet) | |
if (is.null(object$lon) && is.null(object$lat)) | |
{ stop("Object must be have coordinates lat and lon slot." )}; | |
m = leaflet() %>% addTiles() | |
m = m %>% setView(object$lon, object$lat, zoom = zoom) | |
m %>% addPopups(object$lon,object$lat, paste0('The location of the object is here!')) | |
return(m) |
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listfiles=gsub(".shp","",Sys.glob("*.shp")) | |
read_project=function(x) | |
{ | |
require(maptools) | |
require(rgdal) | |
temp=readShapePoly(x) | |
proj4string(temp)=CRS("+init=epsg:32632") | |
return(spTransform(temp, CRS("+init=epsg:4326"))) | |
} |
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ls_files=Sys.glob("*.json") | |
tweetdf(jsonfile) | |
tweetdf=function(jsonfile) { | |
require(jsonlite) | |
ex=jsonlite::fromJSON(jsonfile) |
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library(rvest) | |
meteo_site <- html("http://www.altostratus.it/Meteo_Site_Italy.htm") | |
html_nodes(meteo_site, xpath = "//li//a") %>% html_text() | |
html_nodes(meteo_site, xpath = "//li//a") %>% html_attr("href") | |
saveRDS(meteo_site,"meteo_sites_italy.rds") |
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library(tm) | |
library(tm.plugin.mail) | |
read_file_string=function(filer) { | |
con <- file(filer, "r", blocking = FALSE) | |
singleString <- readLines(con) | |
singleString <-paste(singleString, sep = " ", collapse = " ") | |
close(con) | |
return(singleString) |
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outersect <- function(x, y) { | |
sort(c(x[!x%in%y], | |
y[!y%in%x])) | |
} |
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outersect <- function(x, y, ...) { | |
big.vec <- c(x, y, ...) | |
duplicates <- big.vec[duplicated(big.vec)] | |
setdiff(big.vec, unique(duplicates)) | |
} |
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# from a char vector | |
extracts_tweet=function(text) { | |
require(stringr) | |
res=list() | |
res$hashtags_text=unique(unlist(str_extract_all(text,'(#[[:alnum:]_]*)'))) | |
res$links_text=unique(unlist(str_extract_all(text,'http[^[:blank:]]+'))) | |
res$mentions_text=unique(unlist(str_extract_all(text,'(@[[:alnum:]_]*)'))) | |
return(res) | |
} |
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import io, json,csv,sys,os | |
from TwitterAPI import TwitterAPI | |
if len(sys.argv) < 2: | |
sys.exit('Usage: %s IDcsvfile' % sys.argv[0]) | |
if not os.path.exists(sys.argv[1]): | |
sys.exit('ERROR: filenot %s was not found!' % sys.argv[1]) | |
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#!/usr/bin/python | |
import io, json | |
from TwitterAPI import TwitterAPI | |
CONSUMER_KEY = '' | |
CONSUMER_SECRET = '' | |
ACCESS_TOKEN_KEY = '' | |
ACCESS_TOKEN_SECRET = '' |