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@kapkaev
kapkaev / gist:4619127
Created January 24, 2013 09:30
MISCONF Redis is configured to save RDB snapshots, but is currently not able to persist on disk. Commands that may modify the data set are disabled. Please check Redis logs for details about the error. Resque
$ redis-cli
> config set stop-writes-on-bgsave-error no
@kimus
kimus / ufw.md
Created March 2, 2014 22:46
NAT and FORWARD with Ubuntu’s ufw firewall

UFW

I use Ubuntu’s Uncomplicated firewall because it is available on Ubuntu and it's very simple.

Install UFW

if ufw is not installed by default be sure to install it first.

@steveliles
steveliles / Foreground.java
Last active January 22, 2024 18:06
Class for detecting and eventing whether an Android app is currently foreground or background (requires API level 14+)
package com.sjl.util;
import android.app.Activity;
import android.app.Application;
import android.content.Context;
import android.os.Bundle;
import android.os.Handler;
import android.util.Log;
import java.util.List;
@rgcottrell
rgcottrell / gist:fdc7dd7cf5bc3ed61010
Last active May 24, 2023 21:57
Thread safe shared instance "singletons" in Swift.
class Singleton {
class var sharedInstance: Singleton {
struct Static {
static var token: dispatch_once_t = 0
static var instance: Singleton!
}
dispatch_once(&Static.token) {
Static.instance = Singleton()
}
return Static.instance
@staltz
staltz / introrx.md
Last active June 21, 2024 12:27
The introduction to Reactive Programming you've been missing
@aaronhurt
aaronhurt / curltest.c
Last active November 26, 2023 10:29
example code using libcurl and json-c to post and parse a return from http://jsonplaceholder.typicode.com
/**
* example C code using libcurl and json-c
* to post and return a payload using
* http://jsonplaceholder.typicode.com
*
* License:
*
* This code is licensed under MIT license
* https://opensource.org/licenses/MIT
*
@LeCoupa
LeCoupa / bash-cheatsheet.sh
Last active May 27, 2024 20:46
Bash CheatSheet for UNIX Systems --> UPDATED VERSION --> https://github.com/LeCoupa/awesome-cheatsheets
#!/bin/bash
#####################################################
# Name: Bash CheatSheet for Mac OSX
#
# A little overlook of the Bash basics
#
# Usage:
#
# Author: J. Le Coupanec
# Date: 2014/11/04
@dlsniper
dlsniper / tutorial.md
Last active February 28, 2020 07:56
How to build nginx from sources on Ubuntu
export LANGUAGE="en_US.UTF-8" 
export LANG="en_US.UTF-8"
export LC_ALL="en_US.UTF-8"
locale-gen en_US.UTF-8 
dpkg-reconfigure locales

apt-get install unzip libpcre3 libpcre3-dev libssl-dev libpcrecpp0 zlib1g-dev debhelper dh-systemd libgeoip-dev autotools-dev libgd2-noxpm-dev libluajit-5.1-dev libmhash-dev libpam0g-dev libperl-dev po-debconf libexpat-dev libxslt1-dev
KEYBINDINGS
byobu keybindings can be user defined in /usr/share/byobu/keybindings/ (or within .screenrc if byobu-export was used). The common key bindings
are:
F2 - Create a new window
F3 - Move to previous window
F4 - Move to next window
@chsh
chsh / text_extractor.rb
Last active August 29, 2015 14:15
Extract text from image using Google Drive API.
# gem 'google-api-client'
# gem 'mime-types'
#
# prepare config/ocr.yml
# default: &default
# google:
# auth_passphrase: <passphrase>
# auth_email: <email>
# permission: e.g. https://www.googleapis.com/auth/drive
#