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Sandeep Srinivasa sandys

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sandys / MOTA - Honest
Last active January 27, 2023 09:08
MOTA (Many of the Above) or Honest Voting - an application of approval voting in India.
View MOTA - Honest
View installing moby-engine+docker on Fedora 34
1. If ur upgrading from an older fedora,
1.1 `sudo dnf remove docker-*`
1.2 `sudo dnf config-manager --disable docker-*`
1.2 please ensure `/etc/default/grub` doesnt contain `systemd.unified_cgroup_hierarchy=0`. If it does contain, then remove it and run `sudo grub2-mkconfig -o /boot/grub2/grub.cfg`
2. reboot
3. set firewall correctly using `sudo firewall-cmd --zone=docker --change-interface=docker0`
4. in `/etc/sysconfig/docker` please ensure `--live-restore` is removed
5. reboot
6. docker should work
sandys /
Last active September 15, 2023 05:05
fastapi with python 3.10 dataclasses - used to create both sqlalchemy and pydantic models simultaneously. And setting up sqlalchemy the right way (without deadlocks or other problems). Additionally, this also takes care of unified logging when running under well as being able to run in restartable mode.
sandys /
Created April 28, 2020 14:13
how to clean your git repo of all blobs greater than 100M (github friendly)
  1. Download git-filter-repo script
  2. name the file as
  3. run python /tmp/ --force --strip-blobs-bigger-than 100M --refs
sandys /
Created March 20, 2020 09:27
running postgresql on your laptop without installing it (using docker) . with connections to python

docker network create pg

docker run -it --rm -P -p 5432:5432 --name pg -e POSTGRES_PASSWORD=password -e POSTGRES_USER=postgres -e POSTGRES_DB=production -v pgdata:/var/lib/postgresql/data --network=pg postgres

pgdata is the name of the docker volume. You can check it using docker volume ls and docker volume inspect pgdata. You can delete the docker volume by docker volume rm pgdata and prune all volumes using docker volume prune docker volumes are created in your central docker directory (usually /var/lib/docker/overlay2 ). You generally dont need to care about this.

You can now access it in many ways:

sandys / next.config.js
Created February 17, 2020 14:44
next.config.js for superprops
View next.config.js
const withPlugins = require('next-compose-plugins');
const withTM = require('next-transpile-modules')(['reusecore', 'common']);
const withOptimizedImages = require('next-optimized-images');
const withFonts = require('next-fonts');
const withCSS = require('@zeit/next-css');
const path = require("path");
module.exports = withPlugins(
sandys /
Created August 18, 2019 16:26
Gridsearchcv with k-fold cross validation and early stopping
... import xgboost.sklearn as xgb
... from sklearn.model_selection import GridSearchCV
... from sklearn.model_selection import TimeSeriesSplit
... cv = 2
... trainX= [[1], [2], [3], [4], [5]]
... trainY = [1, 2, 1, 2, 1]
sandys /
Last active May 7, 2018 15:43
pythonhosted issues

user@instance-mumbai:~/docker-setup-v2/flask$ dig A

; <<>> DiG 9.10.3-P4-Ubuntu <<>> A ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 3624 ;; flags: qr rd ra; QUERY: 1, ANSWER: 5, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 512

sandys / datadog.service
Last active March 19, 2023 20:10
Getting Datadog logs to work with Docker Swarm or journald
View datadog.service
Description=Datadog Docker Swarm
ExecStart=/bin/zsh -c "coproc while true; do ncat --ssl 10516; done ;journalctl -o json -f | jq -r --unbuffered '\"c441ade4f5f4d04c \" + ({ message:.MESSAGE, service_name:.COM_DOCKER_SWARM_SERVICE_NAME, container:.CONTAINER_NAME, containerid:.CONTAINER_ID_FULL, host:._HOSTNAME,pid:(._PID // \"-\"), timestamp:(.__REALTIME_TIMESTAMP|tonumber/1000000|todate),\"syslog.severity\":((.PRIORITY|tonumber)) }|tostring)' >&p 2>&p"
sandys /
Created March 3, 2018 09:18
getting nvidia-docker2 with CUDA running on Ubuntu-16.04
sudo add-apt-repository ppa:graphics-drivers
curl -fsSL | sudo apt-key add -
sudo add-apt-repository \
"deb [arch=amd64] \
$(lsb_release -cs) \
curl -s -L | sudo apt-key add -