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Kyriakos Chatzidimitriou kyrcha

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kyrcha / graphqlclient.go
Last active Oct 14, 2019
Performing GraphQL queries (to GiHub) using the barebones http.Client in Go
View graphqlclient.go
package main
import (
kyrcha /
Created Jul 16, 2019
Converting a pandas dataframe with each row being a vector image to a 4D tensor for CNN use in Keras
# Transforming a 60000x784 dataframe to a 60000x28x28x1 4D tensor for Keras modelling
train_img = X_train.values.reshape(X_train.shape[0], 28, 28, 1)
kyrcha / zipballs-downloader.js
Last active Jun 11, 2019
Downloading tarballs (or zipballs) using JavaScript async/await, the `Get archive link` of the GitHub Contents API, the octokit/rest.js client and the request library
View zipballs-downloader.js
const Octokit = require('@octokit/rest')
const rp = require('request-promise')
const fs = require('fs')
function sleep (ms) {
return new Promise(resolve => setTimeout(resolve, ms))
const baseUrl = ''
const octokit = new Octokit({ auth: process.env.GITHUB_TOKEN })
kyrcha / .editorconfig
Created Apr 12, 2019
My editor config file for Visual Studio Code. Put it in the root of your project. Go to the preferences of VSC > Keyboard Shortcuts. Search for document format shorcut. Open a file. Use that shorcut and your document should be formatted.
View .editorconfig
root = true
indent_style = space
indent_size = 2
end_of_line = lf
charset = utf-8
trim_trailing_whitespace = true
insert_final_newline = true
kyrcha /
Last active Apr 4, 2019
Calculate the running average and standard deviation using redis transactions (pipelines in python-reids) and multiple python threads. You can quickly test it by installing a dockerized redis.
from multiprocessing import Pool
import redis
import math
import json
from random import seed
from random import gauss
# Atomic operations
def sum(x):
r = redis.Redis(host='localhost', port=6379, db=0)
kyrcha / .cyclopt.json
Last active Mar 19, 2019
Configure your .cyclopt.json to ignore files and folders. This is what we use as our basis. Supports minimatch patterns
View .cyclopt.json
"ignore": [
kyrcha /
Last active Aug 21, 2018
Spin mongodb with mongo express using docker compose

Accessible from the web: http://hostname:8081 through mongo-express and you can connect with a mongodb client like robo 3T in hostname:27017.

To run:

 docker-compose -f mongo.yml up
kyrcha /
Last active Jan 3, 2019
Anaconda commands

Checkout all the packages in the default conda environment:

conda list

Upgrading conda and packages:

conda upgrade conda
conda upgrade --all

Installing packages examples:

kyrcha /
Created Dec 17, 2017
Deep Learning with Python and Anaconda

Instructions of how to set-up environments etc.

kyrcha /
Last active Jan 11, 2017
Deploying a node app with flightplan

Complete guide on how to deploy a node app in an Ubuntu server using flightplan can be found here:

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