wujiang

wujiang

property btnTitle : "Mute audio"

tell application "System Events" to tell application process "zoom.us"
	if exists (menu item btnTitle of menu 1 of menu bar item "Meeting" of menu bar 1) then
		do shell script "echo Unmuted"
	else
		do shell script "echo Muted"
	end if
end tell

wujiang

from canlib import canlib, Frame
from canlib.canlib import ChannelData
import time
import binascii


def setUpChannel(channel=0,
                 openFlags=canlib.canOPEN_ACCEPT_VIRTUAL,
                 bitrate=canlib.canBITRATE_500K,
                 bitrateFlags=canlib.canDRIVER_NORMAL):

wujiang

emacs --daemon to run in the background. emacsclient.emacs24 <filename/dirname> to open in terminal

NOTE: "M-m and SPC can be used interchangeably".

• Undo - C-/
• Redo - C-?
• Change case: 1. Camel Case : M-c 2. Upper Case : M-u

3. Lower Case : M-l

wujiang

var async = require('async');

describe('timer test', function() {
    it('should not report done() called multiple times', function(done) {
        async.waterfall([
            (next) => {
                var timer = setTimeout(() => {
                    next(null, 'timer1');
                }, 2);

wujiang

-- show running queries (pre 9.2)
SELECT procpid, age(query_start, clock_timestamp()), usename, current_query 
FROM pg_stat_activity 
WHERE current_query != '<IDLE>' AND current_query NOT ILIKE '%pg_stat_activity%' 
ORDER BY query_start desc;

-- show running queries (9.2)
SELECT pid, age(query_start, clock_timestamp()), usename, query 
FROM pg_stat_activity 
WHERE query != '<IDLE>' AND query NOT ILIKE '%pg_stat_activity%' 

wujiang

  1   0.000000 192.168.240.1 -> 192.168.240.246 SSH 90 Client: Encrypted packet (len=36)
  2   0.016909 192.168.240.246 -> 192.168.240.1 SSH 378 Server: Encrypted packet (len=324)
  3   0.017047 192.168.240.1 -> 192.168.240.246 TCP 60 53034 → 22 [ACK] Seq=37 Ack=325 Win=65535 Len=0
  4   0.020943 192.168.240.246 -> 192.168.240.1 SSH 378 Server: Encrypted packet (len=324)
  5   0.021017 192.168.240.1 -> 192.168.240.246 TCP 60 53034 → 22 [ACK] Seq=37 Ack=649 Win=65535 Len=0
  6   0.255947 192.168.240.1 -> 192.168.240.246 SSH 90 Client: Encrypted packet (len=36)
  7   0.258920 192.168.240.246 -> 192.168.240.1 SSH 818 Server: Encrypted packet (len=764)
  8   0.259036 192.168.240.1 -> 192.168.240.246 TCP 60 53034 → 22 [ACK] Seq=73 Ack=1413 Win=65535 Len=0
  9   0.299001 192.168.240.246 -> 192.168.240.1 SSH 122 Server: Encrypted packet (len=68)
 10   0.299101 192.168.240.1 -> 192.168.240.246 TCP 60 53034 → 22 [ACK] Seq=73 Ack=1481 Win=65535 Len=0

wujiang

// Google Forms Slack Notification
// Andy Chase <github.com/andychase>
// License: CC0 1.0 Universal <creativecommons.org/publicdomain/zero/1.0>
// Install 1: This code goes in ( tools > script editor... ) of your google docs form
// Install 2: ( resources > current project triggers ) ( [onSubmit], [from Form], [On form submit] )

// Setup 1: Put your slack api url below
var POST_URL = "https://hooks.slack.com/services/";

function onSubmit(e) {

wujiang

class mapNode(object):
    def __init__(self):
        self.num = None
        self.e = None
        self.w = None
        self.n = None
        self.s = None
        self.lock = None

def main():

wujiang

~ $ ifconfig
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 32768
        priority: 0
        groups: lo
        inet6 fe80::1%lo0 prefixlen 64 scopeid 0x3
        inet6 ::1 prefixlen 128
        inet 127.0.0.1 netmask 0xff000000
em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        lladdr 00:0c:29:81:a7:db
        priority: 0