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@vicendominguez
vicendominguez / ansible-linode-template.yml
Last active August 7, 2017 13:21
Ansible Linode template (tested and working)
#### CentOS: yum install pip ; pip install linode-python ; pip install chube
####
- hosts: localhost
connection: local
gather_facts: false
tasks:
- name: Create linode server
linode:
api_key: '---LINODE-API-KEY-HERE---'
@nadeemsyed
nadeemsyed / gist:c89d67fe5805788b7243
Created July 20, 2015 19:21
Create a sample shared library in golang 1.5.
nadeem@myznc:~/go/src$ ls -al dummy
total 12
drwxrwxr-x 2 nadeem nadeem 4096 Jul 20 18:46 .
drwxrwxr-x 6 nadeem nadeem 4096 Jul 20 18:45 ..
-rw-rw-r-- 1 nadeem nadeem 129 Jul 20 18:46 hello.go
nadeem@myznc:~/go/src/dummy$ cat hello.go
// Package dummy contains hello world library.
package dummy
_log_pskb(date_created,link_id,logname,log)
account(id,uid,sum)
account_attach(account_id,file_id,name,orig_name)
account_transaction(user_id,yd)
activate_service(code,email,data)
admin_log_users(user_id,log_id,last_comment_view)
annoy(ip,last_req)
articles(title,short,msgtext,sign,logo,link)
articles_comments(from_id,parent_id,from_ip,created_time,article_id,msgtext,youtube_link)
articles_comments_files(comment_id,file_id,small,inline,temp)
@ammario
ammario / ipint.go
Last active February 7, 2025 05:24
Golang IP <-> int conversion
func ip2int(ip net.IP) uint32 {
if len(ip) == 16 {
return binary.BigEndian.Uint32(ip[12:16])
}
return binary.BigEndian.Uint32(ip)
}
func int2ip(nn uint32) net.IP {
ip := make(net.IP, 4)
binary.BigEndian.PutUint32(ip, nn)
@widnyana
widnyana / dump.sh
Created June 24, 2016 06:01
Dump Current Nginx Config
# Set pid of nginx master process here
pid=8192
# generate gdb commands from the process's memory mappings using awk
cat /proc/$pid/maps | awk '$6 !~ "^/" {split ($1,addrs,"-"); print "dump memory mem_" addrs[1] " 0x" addrs[1] " 0x" addrs[2] ;}END{print "quit"}' > gdb-commands
# use gdb with the -x option to dump these memory regions to mem_* files
gdb -p $pid -x gdb-commands
# look for some (any) nginx.conf text
@romuald
romuald / processlist.sql
Last active July 30, 2024 12:43
Show PostgreSQL current (running) process list;
SELECT user, pid, client_addr, waiting, query, query_start, NOW() - query_start AS elapsed
FROM pg_stat_activity
WHERE query != '<IDLE>'
-- AND EXTRACT(EPOCH FROM (NOW() - query_start)) > 1
ORDER BY elapsed DESC;
@mikoim
mikoim / README.md
Last active March 30, 2025 06:04
[Updated! Aug 14 2020] YouTube recommended encoding settings on ffmpeg (+ libx264)

Parameters

Container: MP4

Parameter YouTube recommends setting
-movflags faststart moov atom at the front of the file (Fast Start)

Video codec: H.264

@liufuyang
liufuyang / tailc
Last active August 11, 2024 00:48
Color output of linux tail command
#!/bin/bash
# save this file as tailc then
# run as: $ tailc logs/supplier-matching-worker.log Words_to_highlight
file=$1
if [[ -n "$2" ]]; then
color='
// {print "\033[37m" $0 "\033[39m"}
/(WARN|WARNING)/ {print "\033[1;33m" $0 "\033[0m"}
/(ERROR|CRIT)/ {print "\033[1;31m" $0 "\033[0m"}
@ErikAugust
ErikAugust / spectre.c
Last active January 5, 2025 07:01
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