I am working with a large gzipped JSON file containing review data, formatted as a list of JSON objects. Each object is separated by a newline character. My goal is to efficiently extract the review_text field from each object using…
Suppose I want to be able to run a command line utility that takes a YAML file as a configuration, and I want to add another running method for a case that the utility doesn't have access to the file…
user_mails = UserMail.all data = {user_mails: user_mails} File.open("demo_data.json", "w") { |f| f.write data.to_json } json_data['user_mails'].each do |data| UserMail.where(data).first_or_create! end When i trying this my system get stuck and get hang then i need to restart my system, i found that…
Use Case: Given a ~2GB .gz file with newline delimited json, manipulate each line and write output to zip file (csv) Issue: The environment I am working with has ~1GB of memory and I do not have traditional access to…
My goal is to efficiently import large amounts of data into a Postgres Database. In principle, the raw data could be compressed by a factor of ~20 (e.g. using gzip). The COPY statement seems to be the best option for…
I need to store remotely some chunks of data and compare them too see if there are duplications. I will compile a specific C program and I would like to compress this chuncks with GZIP. My doubt is: if I…
I have an AWS EB environment of Python 3.7 running Amazon Linux 2/3.1.2 using Nginx as a proxy server. I'm trying to add a gzip compression for my application. I tried out several tutorials online but they all don't appear…
Background: I have a small RaspberyPi-like server on Armbian (20.11.6) (precisely - on Odroid XU4). I use lighttpd to serve pages (including Home Assistant and some statistics and graphs with chartjs). (the example file here is Chart.bundle.min.js.gz) Issue: There seems…
If I include the following in my .htaccess, GZIP will only compress files when the full path to the file is specified: RewriteRule ^ index.php [L] But the above rewrite is necessary to allow my CMS to function. So for…
I am currently working on an script that will easily import an backup in 2 clicks, but i can't find any information on how to import and .gz file. and .sql file works great but if im going to decompress…