Servers

In this section I keep notes and write extended tutorials on things like configuring Nginx servers, serving Drupal. Upgrading Ubuntu, PHP-FPM, e.t.c. Apache, Jboss, Tomcat and other might pop in this section as well. Basically routine tasks and solved problems I'm facing everyday. 

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How To Enable Google Adsense ads.txt file for Drupal on Nginx

Around early September 2019, in my Google AdSense dashboard, I noticed a warning informing me to create a separate ads.txt file.  I followed the on-screen instruction and did what was asked. After two months (at the start of November) I...

Building GPU (Ethereum) Mining Rig from Scratch - Part 2 Assembling

I originally built this mining rig back in December 2017 (during the golden days of crypto), I've unplugged this rig from electricity since September 2018, but I might turn it on again in 2019. Today's article is the second and final part from...

How to block visitors from country NGINX + GeoIP Module

There are a couple of reasons why website administrators consider blocking visitors from particular countries or regions accessing websites, the most common reason probably is hacking/hacking attempts.  One really nasty way...

How To Disable / Enable Windows 10 Update

Windows 10 updates might get annoying, and though they are much needed and it's not recommended to turn them off, in this article I will show one easy method how to disable and later enable Windows Update. For other methods please see: How to...

How To Install XTRF 8 on Ubuntu 18.04

XTRF is a Polish translation management system available to install as SAAS or on your own server (both Windows and Linux). In today's article, I will keep notes on how to install XTRF 8 on Ubuntu 18.04 Our company has been using the...

Bitcoin Accepted Here - WatchesOn.SALE

A couple of days ago I decided to give it a try to a dropshipping business and launched a watch store on Shopify - watcheson.sale After playing around with Shopify and trying to figure out which payment gateway I should enable for card...

Photoshop How to Solve: Could not complete the Save As command because there is not enough memory (RAM)

The other morning I faced an issue Could not complete the Save As command because there is not enough memory (RAM)" while trying to save a .pdf files using Adobe Photoshop. I spent a couple of hours before finally found the solution: The...

Let's Encrypt Fix for "produced an unexpected error: Problem binding to port 443: Could not bind to IPv4 or IPv6.. Skipping."

The other day I faced this problem - server was not automatically renewing Let's Encrypt certificate:   produced an unexpected error: Problem binding to port 443: Could not bind to IPv4 or IPv6.. Skipping.  It took me some...

How To Fix "gzip is failing for js files" Nginx

From Drupal Reports status page I noticed gzip is failing for js files error The web servers configuration will need to be adjusted. In most cases make sure that the webroots .htaccess file still contains this section "Rules to correctly serve...

How To Redirect in Nginx all Domain Name Versions to https://www

As you might already know search engines (Google) sees www.domain.com and domain.com as two separate domain names. If you are not using 301 redirects (www to non-www or vice verse)you might get penalized for duplicate content. ...

Amazon OneLink? No, Thanks - Improve Page Load times by removing Third Party scripts

I felt very enthusiastic once Amazon announced OneLink, it seemed like a missing puzzle to serve international customers and boost earnings as an Amazon associate. Now many months later I have very ambivalent feelings regarding this - yes, I'...

How To Fix: Error: Call to undefined function curl_init()

After upgrading from Ubuntu 12 to Ubuntu 16 I discovered an error for Drupal website sending e-mails using Mailsystem + Postmark here is the error code: Error: Call to undefined function curl_init() in Mail_Postmark->send() (line 322 of /srv/...

How To Verify Skype Account Without US Credit Card (Microsoft Account Verification)

In today's article, I'll share my experience how I managed to verify my age for Skype account. It all started that one day I was not able to login to my skype account, which I have been using for more than 10 years already.  It turned out...

How To Setup Gekko BTC Trading Bot on VPS (Ubuntu 16.04) with GUI (Vultr.com)

Gekko is a free and open source Bitcoin TA trading and backtesting platform that connects to popular Bitcoin exchanges. It is written in javascript and runs on nodejs For the past couple of days I've been playing around with Gekko...

How to send international fax to USA using Faxapp

Think fax is outdated? Think twice, fax is still popular in certain business areas, and fax is kind of popular in the United States. I believe the last time I have seen an actual fax machine in work was back in 1994. Now 24 years later at one stage...

Simple BTC Trading Bot Gekko - First Impressions

The idea of using a bitcoin trading bot comes up just shortly I decided to trade up from 0.03 to 0.05 BTC. In the past, I've been using Coinlend bot to lend free coins on exchanges and earn some little interest. Doing a quick google search I...

Ethereum (and other altcoin) mining review after 2 months in 2018

February 16 marks a small 2-month anniversary since I've started to mine Ethereum and others altcoins. In today's article let's take a quick review and try to understand is GPU mining still profitable in 2018? It all started with a FOMO back...

How To Mine EXP (Expanse) with SMOS

A couple of days ago I shared a quick tutorial on how to mine ETC (Ethereum Classic) with SMOS (Simple Mining OS), as there is an upcoming ETC Callisto airdrop happening, the idea to pre-mine couple of ETC's sounded tempting to me.  Now, as I'...

How to Prepare for Upcoming Callisto Airdrop (Ethereum Classic)

Now, this is huge and exciting for ETC holders - Ethereum Classic development team recently announced the Callisto Network Project which will result in a 1:1 CLO airdrop for ETC holders. As a holder of ETC, and in fact as a miner of ETC (How...

How To Mine ETC (Ethereum Classic) with SimpleMining OS

For the past couple of weeks I've been experimenting with crypto mining and started with Claymore's dual miner to learn that I can dual mine both Ethereum and Siacoin out of the box, I put my mining rig as it is and let the machine to mine coins for...

How To Connect to SimpleMiningOS using Putty SSH Terminal And Few Simple Commands to Get You Started

Putty is a nice and neat free SSH terminal for Windows OS, I've been using Putty for years, mostly to perform server-side tasks (Ngnix, Drupal and so on). About a month ago when I started gpu mining experiment and decided to build 12 GPU ...

Mining Ethereum With Asus Geforce GTX 1050 Ti 4GB ROG Strix OC Edition Review

Asus Geforce GTX 1050 Ti 4GB ROG Strix OC Edition is the latest addition to my Ethereum mining rig, which currently consists of 4 GPU.  Bought back in Tbilisi, and I believe that I just overpaid about $100 for this card, in...

Mining Ethereum With ZOTAC GeForce® GTX 1050 Ti OC Edition Review

ZOTAC GeForce® GTX 1050 Ti OC Edition is the third graphics card installed on my mining rig.  Bought back in Tbilisi and paid about $220 for this card, see: Buying Graphic Cards (GPU) and Computer Parts in Tbilisi, Georgia. Currently sold...

Learning To Programm Ethereum Smart Contracts

From simple crypto investments (buy & hold), speculative day trades, investments in cloud mining contracts, to building a custom 12 GPU ethereum mining rig. Sound enough? Not for me, it was yesterday I decided to get my hands dirty and...

Top Bitcoin Mining Equipment - Best Selling Antminers on Amazon 2018

You have several options if looking to mine bitcoin in 2018 - you could start with cloud mining contracts or you could go all-in and buy specific equipment for bitcoin mining. Speaking from my personal experience - I've been mining altcoins (...

Mining Ethereum With EVGA GeForce GTX 1060 (Single Fan), 6GB GDDR5 Review

This EVGA GeForce GTX 1060 SC GAMING, ACX 2.0 (Single Fan), 6GB GDDR5 is the second graphics card I've put on test for mining Ethereum. Bought from Amazon, together with the rest of mining rig equipment at the end of December, paid about...

Dwarpool.com Review 2018 - Mining Ethereum at 28MH/s

I've been mining ether since December 16, 2017, the total hash power currently is about 28MH/s. That's about 1/5 from the planned hash power in 2018.  It all started with a single GPU installed at one of the free office computers, later...

Simple GPU Overclocking Boosts Ethereum Mining Profitability by 20.65% - Now Making $2.66 Daily

Welcome to the last post of 2017, and no surprise but today I will speak about increased Ethereum (and Siacoin) mining profitability by overclocking GPU cards. Those of you following my blog lately already know - in December I decided to...

Learning Crypto Currency Mining The Hard Way

It has been a couple of days since my first GPU mining rig is set up and running, making me a couple of extra dollars every day. In these past couple of days, I have learned a lot, mostly tech stuff how to install different components on a...

Mining with SAPPHIRE PULSE Radeon™ RX 560 4GD5 Review

This Sapphire Pulse Radeon RX 560 4GB graphics card is the first I've put on test for mining ethereum. Bought it at about $190 at local Tbilisi electronics shop, but you could get this card from Amazon for about $130. Out of the box, I...