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| // Source: https://stackoverflow.com/questions/29855908/c-unordered-set-of-vectors | |
| struct hashFunction { | |
| size_t operator() (const vector<int> &v) const { | |
| hash<int> hasher; | |
| size_t seed = 0; | |
| for (int i : v) { | |
| seed ^= hasher(i) + 0x9e3779b9 + | |
| (seed << 6) + (seed >> 2); | |
| } | |
| return seed; |
Septien
/ printbinary.c
Created
August 17, 2021 20:58
A set of macros to print an integer (8, 16, 32, and 64 bits) in its bit representation. See code for reference.
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| /* | |
| * Print the binary representation of an integer (8, 16, 32, and 64). | |
| * Based on the answers from William Whyte and ideasman42 at stackoverflow: | |
| * https://stackoverflow.com/questions/111928/is-there-a-printf-converter-to-print-in-binary-format | |
| */ | |
| // 8-bit integer | |
| #define BYTE_TO_BINARY_PATTERN_INT8 "%c%c%c%c%c%c%c%c" | |
| #define BYTE_TO_BINARY_INT8(byte) \ | |
| ((byte) & 0x80 ? '1' : '0'), \ | |
| ((byte) & 0x40 ? '1' : '0'), \ |
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| https://unix.stackexchange.com/questions/336845/how-to-view-the-size-of-the-binary-files-using-linux-command | |
| stat -c %s file.o#binary |
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| """ | |
| Change the delimiter of a csv file. | |
| https://stackoverflow.com/questions/6630170/python-parse-csv-file-replace-commas-with-colons | |
| """ | |
| import csv | |
| def changeDelimiter(inputfile, inputdelimiter, outputfile, outputdelimiter): | |
| reader = csv.reader(open(inputfile, "r"), delimiter=inputdelimiter) | |
| writer = csv.writer(open(outputfile, 'w'), delimiter=outputdelimiter) | |
| writer.writerows(reader) |
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| """ | |
| Plot the performance data from the ciphers. | |
| """ | |
| import matplotlib.pyplot as plt | |
| import numpy as np | |
| import csv | |
| import pandas as pd | |
| import sys, getopt |
Septien
/ getFiles.py
Created
June 23, 2020 15:44
Gets the name of all the files with .c and .h extension, and saves them on "sources.txt" and "headers.txt" correspondingly.
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| """ | |
| Get files from list command | |
| """ | |
| import os | |
| def readFile(file1, file2): | |
| with open(file1, "r") as file: | |
| with open(file2, "w") as w: | |
| for line in file: |
Septien
/ symlink.sh
Last active
March 3, 2020 20:02
The following script, replaces symlinks with the actual files (https://stackoverflow.com/questions/7167424/raplace-all-symlinks-with-original)
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| #!/usr/bin/bash | |
| for link in $(find . -type l) | |
| do | |
| loc="$(dirname "$link")" | |
| dir="$(readlink "$link")" | |
| mv "$dir" "$loc" | |
| rm "$link" | |
| done |
Septien
/ gethome.cpp
Created
October 8, 2019 22:26
A simple code for getting the home directory of the user, on unix-like systems
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| //https://www.linuxquestions.org/questions/programming-9/c-home-directory-379996/ | |
| #include <iostream> | |
| #include <string> | |
| #include <stdlib.h> | |
| using namespace std; | |
| int main(int argc, char **argv) | |
| { | |
| string homedir = getenv("HOME"); |
Septien
/ download.py
Last active
July 20, 2018 17:09
A small script for downloading files form a web page.
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| # https://stackoverflow.com/questions/2792650/import-error-no-module-name-urllib2 | |
| # https://crondev.wordpress.com/2014/06/15/use-python-to-download-files-from-websites/ | |
| from urllib.request import urlopen | |
| from bs4 import BeautifulSoup | |
| root = 'url' # url of the page | |
| resp = urlopen(root + 'index.html') | |
| soup = BeautifulSoup(resp.read(), 'html.parser') | |
| links = soup.find_all('a') |