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Using R to download zipped data file, extract, and import data
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Zip archives are actually more a 'filesystem' with content metadata etc. See help(unzip) for details. So to do what you sketch out above you need to
Create a temp. file name (eg tempfile())
Use download.file() to fetch the file into the temp. file
Use unz...
node.js require all files in a folder?
How do I require all files in a folder in node.js?
14 Answers
14
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Count how many files in directory PHP
I'm working on a slightly new project. I wanted to know how many files are in a certain directory.
15 Answers
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What should go into an .h file?
When dividing your code up into multiple files just what exactly should go into an .h file and what should go into a .cpp file?
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JavaScript: Upload file
...tionally with await-try-catch
let photo = document.getElementById("image-file").files[0];
let formData = new FormData();
formData.append("photo", photo);
fetch('/upload/image', {method: "POST", body: formData});
async function SavePhoto(inp)
{
let user = { name:'john', age:34 };
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/etc/apt/sources.list" E212: Can't open file for writing
...rces.list using vi editor but getting the following error while saving the file:
12 Answers
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Using G++ to compile multiple .cpp and .h files
I've just inherited some C++ code that was written poorly with one cpp file which contained the main and a bunch of other functions. There are also .h files that contain classes and their function definitions.
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How to read lines of a file in Ruby
I was trying to use the following code to read lines from a file. But when reading a file , the contents are all in one line:
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How to get file creation & modification date/times in Python?
I have a script that needs to do some stuff based on file creation & modification dates but has to run on Linux & Windows .
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How to delete from a text file, all lines that contain a specific string?
How would I use sed to delete all lines in a text file that contain a specific string?
17 Answers
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