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sallos-cyber / pointers_program.c
Created February 19, 2022 14:45
Pointer and reference in C
/**
* C program to explain address, pointer, reference, and dereference
* You can compile this with
* 'g++ pointers_program.c -o pointers' and then call it by typing
* './pointers' in your shell.
*/
#include <stdio.h>
int main()
def callPreprocessData(fn='/home/someusr/Downloads/flows.csv'):
data=pd.read_csv(fn)
print(data.head(3))
data&#91;'Bytes']=data&#91;'Bytes'].fillna(0)
data&#91;'Bytes']=data&#91;'Bytes'].astype(str)
#silly nfdump writes bytes as integer but sometimes it converts it to
#mb. The following finds those entries and converts them into bytes.
data.loc&#91;data&#91;'Bytes'].str.contains('M'),'Bytes'] = data&#91;data&#91;'Bytes'].str.contains('M')]&#91;'Bytes'].apply(lambda x: float(x&#91;1:-2])*1024*1024)
data&#91;'Bytes']=data&#91;'Bytes'].astype(int)
@sallos-cyber
sallos-cyber / server.js
Created March 20, 2022 14:40
to use node.js as http server
const express = require('express')
const path = require('path')
const httpPort = 1026
const app = express()
app.use(express.static(path.join(__dirname, './')))
app.get('/', function(req, res) {
@sallos-cyber
sallos-cyber / pyspark_streaming_from_and_to_file.py
Created April 8, 2022 08:40
Pyspark streaming from and to file
from pyspark.sql.functions import explode
from pyspark.sql.functions import split
from pyspark.streaming import StreamingContext
from pyspark.sql import SparkSession
import time
spark = SparkSession.builder \
.appName('Streaming') \
.getOrCreate()
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@sallos-cyber
sallos-cyber / Beta_Using_Uniforms.ipynb
Created June 21, 2023 08:50
Create a random variable with a Beta distribution using only draws from the Uniform distribution
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@sallos-cyber
sallos-cyber / anwers_to_programming_questions_markelic.ipynb
Created March 6, 2024 16:32
Answers to programming questions "probabl"
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