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@ErikAugust
ErikAugust / spectre.c
Last active June 25, 2026 11:49
Spectre example code
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#ifdef _MSC_VER
#include <intrin.h> /* for rdtscp and clflush */
#pragma optimize("gt",on)
#else
#include <x86intrin.h> /* for rdtscp and clflush */
#endif
@fabiomontefuscolo
fabiomontefuscolo / xz.markdown
Last active July 17, 2025 06:14
XZ and tricks

XZ

  1. Compress a file (filename.sql will be replaced by filename.sql.xz)
xz filename.sql
  1. Uncompress file (filename.sql.xz will be replaced by filename.sql)
@jmiserez
jmiserez / export_google_music.js
Last active September 4, 2026 19:22
(fixed/updated 2016-05-10) Export your Google Music Library and Playlists (Google Play Music All Access) (see http://webapps.stackexchange.com/questions/50311/print-playlist-from-google-play-music for more)
// Copyright 2016 Jeremie Miserez <jeremie@miserez.org>
//
// MIT License
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF O
@Zearin
Zearin / python_decorator_guide.md
Last active August 20, 2026 04:14
The best explanation of Python decorators I’ve ever seen. (An archived answer from StackOverflow.)

NOTE: This is a question I found on StackOverflow which I’ve archived here, because the answer is so effing phenomenal.


Q: How can I make a chain of function decorators in Python?


If you are not into long explanations, see [Paolo Bergantino’s answer][2].

@vsajip
vsajip / pyvenvex.py
Last active September 14, 2026 02:52
A script which demonstrates how to extend Python 3.3's EnvBuilder, by installing setuptools and pip in created venvs. This functionality is not provided as an integral part of Python 3.3 because, while setuptools and pip are very popular, they are third-party packages.The script needs Python 3.3 or later; invoke it using"python pyvenvex.py -h"fo…
#
# Copyright (C) 2013-2020 Vinay Sajip. New BSD License.
#
import os
import os.path
from subprocess import Popen, PIPE
import sys
from threading import Thread
from urllib.parse import urlparse
from urllib.request import urlretrieve
@bhumphrey
bhumphrey / gist:3764983
Created September 22, 2012 03:10
Cherry-picking from another fork
git checkout <branch>
git fetch <other-fork-alias>
git cherry-pick <commit-hash>
git push <your-fork-alias>
@rgreenjr
rgreenjr / postgres_queries_and_commands.sql
Last active July 31, 2026 07:52
Useful PostgreSQL Queries and Commands
-- show running queries (pre 9.2)
SELECT procpid, age(clock_timestamp(), query_start), usename, current_query
FROM pg_stat_activity
WHERE current_query != '<IDLE>' AND current_query NOT ILIKE '%pg_stat_activity%'
ORDER BY query_start desc;
-- show running queries (9.2)
SELECT pid, age(clock_timestamp(), query_start), usename, query
FROM pg_stat_activity
WHERE query != '<IDLE>' AND query NOT ILIKE '%pg_stat_activity%'
@BrockA
BrockA / waitForKeyElements.js
Created May 7, 2012 04:21
A utility function, for Greasemonkey scripts, that detects and handles AJAXed content.
/*--- waitForKeyElements(): A utility function, for Greasemonkey scripts,
that detects and handles AJAXed content.
Usage example:
waitForKeyElements (
"div.comments"
, commentCallbackFunction
);
@sgillies
sgillies / geo_interface.rst
Last active October 20, 2025 13:07
A Python Protocol for Geospatial Data

Author: Sean Gillies Version: 1.0

Abstract

This document describes a GeoJSON-like protocol for geo-spatial (GIS) vector data.

Introduction

# Fix keyboard interrupts when using multiprocessing.pool.imap().
# Usage:
# import fix_multiprocessing.py
from multiprocessing.pool import IMapIterator
def wrapper(func):
def wrap(self, timeout=None):
# Note: the timeout of 1 googol seconds introduces a rather subtle