cute’s gists

cute / PSPDFDefer.m

Created February 12, 2019 10:23 — forked from steipete/PSPDFDefer.m

Defer in ObjC. See more at https://pspdfkit.com/blog/2017/even-swiftier-objective-c

	// Similar to defer in Swift
	#define pspdf_defer_block_name_with_prefix(prefix, suffix) prefix ## suffix
	#define pspdf_defer_block_name(suffix) pspdf_defer_block_name_with_prefix(pspdf_defer_, suffix)
	#define pspdf_defer __strong void(^pspdf_defer_block_name(__LINE__))(void) __attribute__((cleanup(pspdf_defer_cleanup_block), unused)) = ^
	#pragma clang diagnostic push
	#pragma clang diagnostic ignored "-Wunused-function"
	static void pspdf_defer_cleanup_block(__strong void(^*block)(void)) {
	(*block)();
	}
	#pragma clang diagnostic pop

cute / convert id_rsa to pem

Created November 20, 2018 00:28 — forked from mingfang/convert id_rsa to pem

Convert id_rsa to pem file

	openssl rsa -in ~/.ssh/id_rsa -outform pem > id_rsa.pem
	chmod 700 id_rsa.pem

cute / pyminifakeDNS.py

Created October 25, 2018 09:02

	#source http://code.activestate.com/recipes/491264/
	#edited by Guangming Li

	import socket


	class DNSQuery:
	def __init__(self, data):
	self.data = data
	self.dominio = ''

cute / route_wifi.sh

Created September 26, 2018 05:58 — forked from cpthooch/route_wifi.sh

Routing all traffic to particular IP address via wifi network interface on MacOS

	#!/bin/bash

	# NOTE: wifi network interface is: en1
	wifi_router=192.168.200.1
	wifi_address=en1:ec.35.86.4f.00.bc
	TOADDR=`ifconfig en1 inet \| sed -nl 's/\winet $[^ ]$.*/\1/p'`
	TO=`echo -n ${TOADDR//[[:space:]]}`

	echo "ADDING ROUTE TO $1 VIA en1 (wi-fi): $TO"
	route -n add -host $1 $wifi_router -ifp $wifi_address -ifa $TO -static

cute / utun-example.c

Created September 21, 2018 09:41

	#include <sys/types.h>
	#include <sys/ioctl.h>
	#include <sys/socket.h>
	#include <sys/sys_domain.h>
	#include <sys/kern_control.h>
	#include <net/if_utun.h>
	#include <errno.h>
	#include <stdio.h>
	#include <string.h>
	#include <syslog.h>

cute / main.c

Created August 27, 2018 02:54 — forked from josephg/main.c

kqueue network & file example

	#include <sys/socket.h>
	#include <sys/un.h>
	#include <sys/event.h>
	#include <netdb.h>
	#include <assert.h>
	#include <unistd.h>
	#include <fcntl.h>
	#include <stdio.h>
	#include <errno.h>

cute / PSPDFEnvironment.m

Created August 21, 2018 00:29 — forked from steipete/PSPDFEnvironment.m

Example for DISPATCH_SOURCE_TYPE_MEMORYPRESSURE (Mac only, since 10.9) ... Since we share code between iOS and mac, I'm trying to be a good system citizen and reimplement the equivalent of UIApplicationDidReceiveMemoryWarningNotification on the Mac.

	NSString *const PSPDFApplicationDidReceiveMemoryWarningNotification = @"PSPDFApplicationDidReceiveMemoryWarningNotification";

	// Test with sudo memory_pressure -l critical. Don't forget to re-set afterwards!
	__attribute__((constructor)) static void PSPDFInstallLowMemoryNotificationWarningMac(void) {
	static dispatch_source_t source;
	static dispatch_once_t onceToken;
	dispatch_once(&onceToken, ^{
	source = dispatch_source_create(DISPATCH_SOURCE_TYPE_MEMORYPRESSURE, 0, DISPATCH_MEMORYPRESSURE_WARN\|DISPATCH_MEMORYPRESSURE_CRITICAL, dispatch_get_main_queue());
	dispatch_source_set_event_handler(source, ^{
	dispatch_source_memorypressure_flags_t pressureLevel = dispatch_source_get_data(source);

cute / music.js

Created August 20, 2018 06:33 — forked from kevincennis/music.js

simple, lightweight sequencer in javascript with the web audio api

	// For more documentation and a newer version,
	// check out the full repo: https://github.com/kevincennis/TinyMusic

cute / 0. remote.conf

Created August 7, 2018 05:07

SigmaVPN configure

	[peername]
	proto = nacltai
	proto_publickey = LOCAL_PUBKEY
	proto_privatekey = REMOTE_PRIKEY
	local = tuntap
	local_interface = tunnel
	local_tunmode = 1
	peer = udp
	peer_localaddr = REMOTE_IP
	peer_localport = 8000

cute / libsodium.podspec.json

Created March 5, 2018 01:13

	{
	"name": "libsodium",
	"version": "1.0.16",
	"license": "ISC license",
	"homepage": "https://github.com/jedisct1/libsodium",
	"authors": {
	"Frank Dennis": "[email protected]"
	},
	"summary": "Sodium is a portable, cross-compilable, installable, packageable, API-compatible version of NaCl.",
	"source": {

Guangming Li cute