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@joydo
joydo / implement-an-elf-linker.md
Created December 24, 2021 01:16 — forked from MaskRay/implement-an-elf-linker.md
Implement an ELF linker
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#!/usr/bin/env bash
# --slave /usr/bin/$1 $1 /usr/bin/$1-\${version} \\
function register_clang_version {
local version=$1
local priority=$2
update-alternatives \
--install /usr/bin/llvm-config llvm-config /usr/bin/llvm-config-${version} ${priority} \
@denji
denji / golang-tls.md
Last active April 26, 2025 07:32 — forked from spikebike/client.go
Simple Golang HTTPS/TLS Examples

Moved to git repository: https://github.com/denji/golang-tls

Generate private key (.key)
# Key considerations for algorithm "RSA" ≥ 2048-bit
openssl genrsa -out server.key 2048

# Key considerations for algorithm "ECDSA" ≥ secp384r1
# List ECDSA the supported curves (openssl ecparam -list_curves)
@jtriley
jtriley / ec2-fingerprint-key
Created November 1, 2013 19:28
Simple Python script that computes both public and private RSA key fingerprints as used by Amazon EC2
#!/usr/bin/env python
import hashlib
import optparse
import paramiko
from Crypto.PublicKey import RSA
def insert_char_every_n_chars(string, char='\n', every=64):
return char.join(
@obeattie
obeattie / s3signurl.py
Created July 19, 2011 10:27
Quick, dirty Python script that spits out a signed url for Amazon S3
#!/usr/bin/env python
import optparse
import sys
from boto.s3.connection import S3Connection
def sign(bucket, path, access_key, secret_key, https, expiry):
c = S3Connection(access_key, secret_key)
return c.generate_url(
expires_in=long(expiry),