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public class FingerprintDialogFragment extends BottomSheetDialogFragment {

    private static final String TAG = FingerprintDialogFragment.class.getSimpleName();
    private static final String TITLE = "title";
    private static final String SUBJECT = "subject";
    private static final String MODE = "mode";

    public static final int MODE_ENCRYPT = Cipher.ENCRYPT_MODE;
    public static final int MODE_DECRYPT = Cipher.DECRYPT_MODE;

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Local S3 Object Storage

This is a quick start guide to run a S3 compatible open source object storage server using MinIO.

References

The docker image used in this guide:

• MinIO Server
• MinIO Client

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List rpm order by size

rpm -qa --queryformat '%10{size} - %-25{name} \t %{version} \t %{os} \n' | sort -rh | head -25 | awk '{print $1/1024/1024, $2, $3, $4}'

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Update Nvidia driver on CentOS 7.x

Download the latest Nvidia driver on http://www.nvidia.com/drivers

Update the kernel to the latest version

$ yum update

Change to runlevel 3 - multi user mode for the next reboot

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package msgr

import (
	"log"
)

type Task interface {
	execute() (string, error)
}

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FirewallD command line snippets for Linux

Create new zone identified by an IP Address or interface This 'example' zone rules will applied to the connection from 192.168.1.2

  $ firewall-cmd --list-all-zones
  $ firewall-cmd --permanent --new-zone=example
  $ firewall-cmd --permanent --zone=example --add-source=192.168.1.2
  $ firewall-cmd --zone=example --list-sources

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S3 Compatible Object Storage Server (MinIO)

1. Download minio and mc binary for linux

Put the binary in /opt/minio/bin:

wget https://dl.min.io/server/minio/release/linux-amd64/minio
wget https://dl.min.io/client/mc/release/linux-amd64/mc

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# This is an example resource file for rTorrent. Copy to
# ~/.rtorrent.rc and enable/modify the options as needed. Remember to
# uncomment the options you wish to enable.

# Maximum and minimum number of peers to connect to per torrent.
min_peers = 1
max_peers = 300

# Same as above but for seeding completed torrents (-1 = same as downloading)
min_peers_seed = 1

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<?php
use PhpCsFixer\Config;
use PhpCsFixer\Finder;

$rules = [
    'array_syntax' => ['syntax' => 'short'],

    'no_unused_imports' => true,
    'blank_line_after_namespace' => true,
    'blank_line_after_opening_tag' => true,

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#!/bin/sh

# Self signed certificate for Nginx HTTPS
#

openssl req -x509 -nodes -days 1825 -newkey rsa:2048 -keyout /etc/nginx/ssl/my-domain.key -out /etc/nginx/ssl/my-domain.crt