download

问题 I'm looking to download all of the sheets in a single google sheet in R. I'm currently using the gsheet package by [maxconway][1] , which allows me to download a sheet using its URL, but it only works on individual sheets, which are differentiated by a gid . The set of google sheets I'm trying to download has over 100 sheets, which makes downloading them one by one with gsheet massively inconvenient - does anyone know of any R packages that automate this or of any way to loop through all of

问题 i try to do the following: Download a PDF file to memory Convert the first page to an image Use that image with tweepy I tried the following code, but run into an error. from PIL import Image from pdf2image import convert_from_path from urllib.request import urlopen from io import StringIO, BytesIO url = 'http://somedomain.com/assets/applets/internet.pdf' scrape = urlopen(url) # for external files pdfFile = BytesIO(scrape.read()) pdfFile.seek(0) pages = convert_from_path(pdfFile,last_page=1,

问题 This question already has answers here : Closed 8 years ago . Possible Duplicate: Load an EXE file and run it from memory using C# I am using the WebClient class to download a .exe from a web server. Is there a way that I can run the .exe without saving it to disk first? For the purpose of completeness let me show you what I have so far. Here is the code I use to start the download: WebClient webClient = new WebClient(); webClient.DownloadDataCompleted += new DownloadDataCompletedEventHandler

问题 I want to make a <a href link which, when clicked, forces your browser to open a "Save As" dialogue. The use of the HTML5 download attribute should have this behavior on all modern browsers. When the target is an externally hosted image file, this does not work. The <a href link will navigate to the image instead of downloading it. (Tested using images hosted on Imgur and Tumblr) <a href="https://i.stack.imgur.com/440u9.png" download> <img src="https://i.stack.imgur.com/440u9.png" width="200"

问题 I need to create a JButton to download a BLOB file from oracle database. This is my JButton code: JButton btnsave = new JButton("Save"); btnsave.setBounds(478, 542, 120, 23); getContentPane().add(btnsave); btnsave.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { } }); This class is already connected to database, but here is part of my code: Connection con; String link="*******************************************"; String u="user"; String p="pw"; Class

问题 I am trying to export ggplots in my Shiny App into a single PDF file using the download handler but it is not working. The PDF file is getting saved but it gives me only the last ggplot instead of all three. Any help would be appreciated! Below is the code of the server: shinyServer(function(input, output, session) { plotinput() { df<-data.frame(q=c(1,3,5,7,9),w=c(2,4,6,8,10),z=c(1,2,3,4,5)) ggplot(df,aes(x=q,y=w))+geom_point() ggplot(df,aes(x=z,y=w))+geom_point() ggplot(df,aes(x=q,y=z))+geom

问题 I am trying to export ggplots in my Shiny App into a single PDF file using the download handler but it is not working. The PDF file is getting saved but it gives me only the last ggplot instead of all three. Any help would be appreciated! Below is the code of the server: shinyServer(function(input, output, session) { plotinput() { df<-data.frame(q=c(1,3,5,7,9),w=c(2,4,6,8,10),z=c(1,2,3,4,5)) ggplot(df,aes(x=q,y=w))+geom_point() ggplot(df,aes(x=z,y=w))+geom_point() ggplot(df,aes(x=q,y=z))+geom

问题 I have whittled down my problem to a very simple project that declares a module dependency on a module artifact served from my client's artifactory instance. This is working fine with 5.3.1. As can be seen from the logs below there is a line which indicates DefaultExternalResourceArtifactResolver is loading the associated .jar for this dependency from my maven2 repo (see: {{{ A }}}) However, when I attempted to upgrade to Gradle 6.5, I get the message org.gradle.api.internal.artifacts

问题 I am trying to create a menu button in my Google Spreadsheet that runs a script. This script should extract specific rows and columns, then export them to an XML file. I am trying to write the xml file using the ContentService, but it does not seem to work. Is there an example or tutorial that can help? Thanks 回答1: Are you getting any error messages? Or, what specifically is not working? I've just tested it and it seems fine, here's my snippet function doGet(e) { var content; try { content =

问题 I am trying to create new empty image with width and height and save it as png to file. This is what i got: var myImage = new Image(200, 200); myImage.src = 'picture.png'; window.URL = window.webkitURL || window.URL; var contentType = 'image/png'; var pngFile = new Blob([myImage], {type: contentType}); var a = document.createElement('a'); a.download = 'my.png'; a.href = window.URL.createObjectURL(pngFile); a.textContent = 'Download PNG'; a.dataset.downloadurl = [contentType, a.download, a