namnv609’s gists

namnv609 / action_controller_review.md

Created July 13, 2023 08:54 — forked from jamesyang124/action_controller_review.md

Notes for action controller overview from Rails official site. rails 4.2

##0. Mass Assignment

Mass assignment allows us to set a bunch of attributes at once:

attrs = {	:first => "John", :last => "Doe", 
			:email => "[email protected]"}
user = User.new(attrs)

namnv609 / nginx.conf

Created August 3, 2020 09:33 — forked from weapp/nginx.conf

Return common errors as json in Nginx


	error_page 500 /500.html;
	location /500.html{
	return 500 '{"error": {"status_code": 500,"status": "Internal Server Error"}}';
	}

	error_page 502 /502.html;
	location /502.html{
	return 502 '{"error": {"status_code": 502,"status": "Bad Gateway"}}';
	}

namnv609 / gcc 5 on ubuntu 14.04

Created October 13, 2017 06:58 — forked from beci/gcc 5 on ubuntu 14.04

use gcc 5.x on ubuntu 14.04

	sudo add-apt-repository ppa:ubuntu-toolchain-r/test
	sudo apt-get update
	sudo apt-get install gcc-5 g++-5

	sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-5 60 --slave /usr/bin/g++ g++ /usr/bin/g++-5

namnv609 / .manifest

Created March 10, 2017 04:12

chrome extension using a content script to access the `window` object

namnv609 / digital_ocean_setup.md

Created March 4, 2017 10:01 — forked from ChuckJHardy/digital_ocean_setup.md

DigitalOcean Ubuntu 14.04 x64 + Rails 4 + Nginx + Unicorn + PostgreSQL + Capistrano 3 Setup Instructions

SSH into Root

$ ssh [email protected]

Change Root Password

namnv609 / gist:055023db0ff9b4b73686280e193f179a

Created December 8, 2016 01:45 — forked from tonykwon/gist:8910261

MySQL - Row size too large - BLOB prefix of 768 bytes is stored inline

	-- Error Message: Row size too large (> 8126). Changing some columns to TEXT or BLOB or using ROW_FORMAT=DYNAMIC or ROW_FORMAT=COMPRESSED may help. In current row format, BLOB prefix of 768 bytes is stored inline.
	--
	-- our table name that has this issue is XYZ
	--
	SET GLOBAL innodb_file_format=Barracuda;
	SET GLOBAL innodb_file_per_table=ON;
	ALTER TABLE XYZ ROW_FORMAT=COMPRESSED;

namnv609 / resumable-download.php

Created September 12, 2016 10:43 — forked from kosinix/resumable-download.php

PHP - resumable download

	<?php
	class ResumeDownload {
	private $file;
	private $name;
	private $boundary;
	private $delay = 0;
	private $size = 0;

	function __construct($file, $delay = 0) {
	if (! is_file($file)) {

namnv609 / PG::Error: ERROR: new encoding (UTF8) is incompatible

Created July 1, 2016 01:19 — forked from amolkhanorkar/PG::Error: ERROR: new encoding (UTF8) is incompatible

Postgres PG::Error: ERROR: new encoding (UTF8) is incompatible

	======= Prolbem =================================================================================================================
	I have installed : ruby-2.0.0,postgres-9.2 , now in rails app when I execute:

	rake db:create , command I get:

	PG::InvalidParameterValue: ERROR: new encoding (UTF8) is incompatible with the encoding of the template database (SQL_ASCII)
	HINT: Use the same encoding as in the template database, or use template0 as template.
	: CREATE DATABASE "my_db_name" ENCODING = 'unicode'.......

	bin/rake:16:in `load'

namnv609 / kestrel_service.sh

Created January 8, 2016 10:39 — forked from drussilla/kestrel_service.sh

	#!/bin/sh
	### BEGIN INIT INFO
	# Provides: <SCRIPT_NAME>
	# Required-Start: $local_fs $network $named $time $syslog
	# Required-Stop: $local_fs $network $named $time $syslog
	# Default-Start: 2 3 4 5
	# Default-Stop: 0 1 6
	# Description: Script to run asp.net 5 application in background
	### END INIT INFO

namnv609 / node.js

Created December 30, 2015 16:41 — forked from sirkitree/node.js

Parse a PHP file with Node.js and convert an array defined in the PHP script into a JSON object which the Node app can use.

	var runner = require('child_process');

	runner.exec(
	'php -r \'include("settings.php"); print json_encode($databases);\'',
	function (err, stdout, stderr) {
	var connection = JSON.parse(stdout).default.default;

	console.log(connection.database);
	// result botdb
	}

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