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@berikv
berikv / gifify
Last active December 21, 2021 16:51
Transform a movie file to a gif. Specialised for demo's of Mobile app screen recordings.
#!/bin/bash
FFMPEG=$(command -v ffmpeg)
INFILE=$1
OUTFILE="${INFILE}.gif"
TMPFILE="${INFILE}_gifify_palette.png"
if ! $FFMPEG -L > /dev/null 2>&1; then
echo "Run: brew install ffmpeg"
exit 1
@helinwang
helinwang / string.md
Last active March 7, 2024 01:23
How to call go from c with string (char *) as the parameter without making a copy

Here is the gist for showing how to send string from c to go without a copy, for sending an float32 array from c to go without copy, please see here

Below is the documentation for converting between a c string and a go string:

// From https://golang.org/cmd/cgo/
// A few special functions convert between Go and C types by making copies of the data. 
// Go string to C string
// The C string is allocated in the C heap using malloc.
// It is the caller's responsibility to arrange for it to be
// freed, such as by calling C.free (be sure to include stdlib.h

How To Clone Scrypt Based Altcoins for Fun and Profit

Wait a second, why would you want to give out the secrets?!? Because its not a secret anymore and besides, why shouldn't everyone and their neighbors be able to create a plethora of these useless yet exciting math bits? The information in this article took me a few weeks to compile and what works for me is not guaranteed to work for you. Please use this guide as a starting point to learn a bit about C programming and compiling software.

Disable Device Enrollment Notification on Mac.md

Restart the Mac in Recovery Mode by holding Comment-R during restart

Open Terminal in the recovery screen and type

csrutil disable
@staaldraad
staaldraad / awk_netstat.sh
Last active May 1, 2025 10:38
AWK to get details from /proc/net/tcp and /proc/net/udp when netstat and lsof are not available
# Gawk version
# Remote
grep -v "rem_address" /proc/net/tcp | awk '{x=strtonum("0x"substr($3,index($3,":")-2,2)); for (i=5; i>0; i-=2) x = x"."strtonum("0x"substr($3,i,2))}{print x":"strtonum("0x"substr($3,index($3,":")+1,4))}'
# Local
grep -v "rem_address" /proc/net/tcp | awk '{x=strtonum("0x"substr($2,index($2,":")-2,2)); for (i=5; i>0; i-=2) x = x"."strtonum("0x"substr($2,i,2))}{print x":"strtonum("0x"substr($2,index($2,":")+1,4))}'
# No Gawk
# Local
grep -v "rem_address" /proc/net/tcp | awk 'function hextodec(str,ret,n,i,k,c){
@flox1an
flox1an / default.conf
Last active September 1, 2023 07:26
nginx config that uses the oauth2-proxy (via auth_request) to authenticate against gitlab and then proxies all requests to a backend service while setting the auth headers X-User and X-Email
server {
listen 80;
server_name localhost;
location /oauth2/ {
proxy_pass http://oauth-proxy:4180;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Scheme $scheme;
proxy_set_header X-Auth-Request-Redirect $request_uri;