suhanlee

#!/usr/bin/env python
import os

API_KEY='API_KEY'
DEVICE_TOKENS = 'DEVICE_TOKEN'
MESSAGES = "messages"

command_string = "curl https://android.googleapis.com/gcm/send" \
		" -H 'Content-Type: application/json'" \
		" -H 'Authorization: key=" + API_KEY + "'" \

suhanlee

#!/usr/bin/env ruby
filename = ARGV[0]
File.open(filename, 'r').each do |line|
	versionCode = line.match(/versionCode\s(\d*)/)
	if versionCode != nil
		v = versionCode.captures
		puts v
	end
end

suhanlee

class Regex {
    let internalExpression: NSRegularExpression?
    let pattern: String
    
    init(_ pattern: String) {
        self.pattern = pattern
        do {
            self.internalExpression = try NSRegularExpression(pattern: pattern, options: .CaseInsensitive)
        } catch {
            self.internalExpression = nil

suhanlee

web: gunicorn app:app

suhanlee

$ ffprobe -select_streams v -show_streams -count_frames [input file]

$ ffmpeg -i [input_file]
# fps * duration_time

suhanlee

Intent insta_intent = getPackageManager().getLaunchIntentForPackage("com.instagram.android");
insta_intent.setComponent(new ComponentName("com.instagram.android", "com.instagram.android.activity.UrlHandlerActivity"));
insta_intent.setData(Uri.parse("https://www.instagram.com/explore/tags/tech/")); // 해시태그 주소 넣기
startActivity(insta_intent);

suhanlee

$ convert [Input_file] [output_file]
# convert input.mp4 output.gif

suhanlee

# "Can't verify CSRF token authenticity" for json format
class ApplicationController < ActionController::Base
  protect_from_forgery with: :null_session, only: Proc.new { |c| c.request.format.json? }
end

suhanlee

# google plus login
keytool -exportcert -alias androiddebugkey -keystore ~/.android/debug.keystore -list -v

# facebook login
keytool -exportcert -alias androiddebugkey -keystore ~/.android/debug.keystore | openssl sha1 -binary | openssl base64

suhanlee

# check pg backup schedules
$ heroku pg:backups schedules

# unschedule
$ heroku pg:backups unschedule DATABASE_URL

# download backup file
$ curl -o latest.dump `heroku pg:backups public-url`

# restore db-backup-file