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JiapengLi / test_jekyll.md
Created July 4, 2013 15:37
Test jekyll gist tag

Title

Content.

@JiapengLi
JiapengLi / tmq.c
Created December 24, 2013 04:49 — forked from tanmaykm/tmq.c
#include <stdio.h>
#include <assert.h>
#include <stdlib.h>
#include <pthread.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
/**
* related blogpost at: http://sidekick.windforwings.com/2012/05/inter-thread-communication-socketpairs.html
@JiapengLi
JiapengLi / wvdial.conf
Created August 8, 2014 08:32 — forked from mckelvin/wvdial.conf
[Dialer Defaults]
Modem = /dev/ttyUSB2
Init1 = ATZ
Init3 = ATE0V1
Init5 = ATS0=0
Init6 = AT+CGDCONT=1,"IP","3gnet"
Init7 = AT+CFUN=1
Modem Type = USB Modem
Baud = 460800
@JiapengLi
JiapengLi / stm32l051-lpwr-test.c
Last active February 10, 2020 00:32
STM32L051C8 Current Consumption Test
#include "stm32l0xx.h"
/*
* Stop mode/LSE/RTC: 1.28uA
* Stop mode without RTC: 0.4uA
**/
//#define RTC_ENABLE
int main(void)
{
@JiapengLi
JiapengLi / gist:c52c6d65be291fd65918
Created March 13, 2015 06:55
test
31 8D 1A 0B 00 52 75 80 00 FF 09 2B 20 00 00 00
00 3F 00 6F 00 01 00 00 24 21 6D 33 40 72 87 FF
00 32 28 FF 00 00 04 00 02 6C 60 00 0F 50 14 40
00 03 05 27 1C 0A 03 0A 42 12 52 1D 00 AF 00 00
00 00 11 24 2D 00 03 00 04 23 00 09 05 87 32 2B
14 00 00 0F 00 00 00 0F E0 00 0C F9 06 00 5C 78
00 19 0C 4B CC 0D C1 20 04 47 AF 00 1B 00 49 0B
D0 01 16 00 00 00 00 00 00 00 00 00 00 00 00 00
@JiapengLi
JiapengLi / OpenWrtBanner.md
Last active June 25, 2024 18:18

Version

Enjoy OpenWrt Cocktail. Openwrt Histroy

DESIGNATED DRIVER

 _______                     ________        __
|       |.-----.-----.-----.|  |  |  |.----.|  |_
|   -   ||  _  |  -__|     ||  |  |  ||   _||   _|
|_______||   __|_____|__|__||________||__|  |____|

|__| W I R E L E S S F R E E D O M

@JiapengLi
JiapengLi / rtt-kernel-modificaiton-2016-2017.patch
Last active December 13, 2018 09:57
RT-Thread kernel modification from 2016 to 2017 (2015-11-23 ～ 2017-08-25)
diff --git a/include/components.h b/include/components.h
index 4113a869..57c0c026 100644
--- a/include/components.h
+++ b/include/components.h
@@ -63,8 +63,8 @@
#ifdef RT_USING_DFS_YAFFS2
#include <dfs_yaffs2.h>
#endif
-#ifdef RT_USING_DFS_ROMFS
-#include <dfs_romfs.h>
@JiapengLi
JiapengLi / bin2base32hex.c
Last active November 11, 2017 04:50
// https://tools.ietf.org/html/rfc4648
// https://en.wikipedia.org/wiki/Base32
const char base32_tab[32] = "0123456789ABCDEFGHIJKLMNOPQRSTUV";
int bin2base32hex(uint8_t *buf, int len, char *base32, bool pad)
{
int i, j, k, cnt = 0;
uint8_t val = 0;
int padnum;
padnum = 8-((len*8+4)/5)%8;
@JiapengLi
JiapengLi / ubuntu14.04 compile openssh 7.7.md
Created August 24, 2018 03:43 
# ubuntu 14.04
sudo apt install -y build-essential libssl-dev zlib1g-dev libpam0g-dev
./configure --prefix=/usr --sysconfdir=/etc/ssh --with-pam
make
sudo make install

Note: don't worry, configuration files under /etc/ssh will not be overwritten .

@JiapengLi
JiapengLi / certbot-systemd-ubuntu.md
Created August 24, 2020 07:35 — forked from dbirks/certbot-systemd-ubuntu.md
Certbot renew with a systemd timer on Ubuntu

Ubuntu 16.04

/etc/systemd/system/certbot.service

[Unit]
Description=Let's Encrypt renewal

[Service]
Type=oneshot
ExecStart=/usr/bin/certbot renew --quiet --agree-tos