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Helge Klein
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Categories

  • Home Automation, Networking & Self-Hosting
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  • Applications
  • Networking
  • Windows Internals
  • Windows General

Changing the Location of Notepad++ Configuration Files

Depending on what you selected during the installation, Notepad++ stores its configuration files either in the installation directory or in your user profile. This article describes a simple way of […]

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by Helge on Oct 13, 2019
  • Applications

Looking for the Perfect Mechanical Keyboard (Office & Software Development)

I am a mechanical keyboard aficionado. I guess this started in the late ’90s when I typed on a Cherry G80-3000-LSMDE for the first time. The low force required to […]

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by Helge on Sep 12, 2019
  • Hardware

Blocking Office Macros, Managing Windows & macOS via Intune

How to completely block the execution Office macros on macOS and Windows. The configuration is centrally managed in Intune & extensible through PowerShell.

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by Helge on Jul 24, 2019
  • Scripting
  • Security

Total Commander: Getting Started

This article explains how to get started with Total Commander, one of those few magical tools that can boost your productivity as an IT pro significantly. It not only replaces […]

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by Helge on May 8, 2019
  • Tips and Tools

Migrating WordPress from Multisite to Single With MU-Migration

In addition to various commercial plugins, there is one free tool that helps with WordPress migrations to or from multisite installations. MU-Migration is a WP-CLI plugin that worked flawlessly when […]

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by Helge on Apr 15, 2019
  • Website

Windows Server 2019 on Hetzner’s EX62 & AX100 Dedicated Servers

This post is a follow-up to my 2016 article on how to install Windows Server on Hetzner’s EX51 hosted dedicated servers. Hetzner offers many types of dedicated servers at very […]

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by Helge on Apr 8, 2019
  • Virtualization & Containers

Searching for Keyword Strings in WordPress Posts

Surprisingly, there does not seem to be a plugin or some other “easy” way of searching your WordPress posts for certain keywords, shortcodes or HTML tags. However, if you have […]

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by Helge on Mar 26, 2019
  • Website

Renaming Multiple Files With Regular Expressions in Total Commander

I prepend every document I save to disk with the year, month, and day. While I do that manually for individual files, sometimes I encounter larger numbers of files with […]

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by Helge on Mar 6, 2019
  • Tips and Tools

How to Configure SoftEther, a Free VPN Server for macOS & Windows

This post describes a real-world configuration of the free VPN server SoftEther. It shows how to set up a VPN for macOS and Windows clients on a Hyper-V Windows guest […]

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by Helge on Feb 18, 2019
  • Networking

Hardware-Encode Video in H.265 with Free Tools to Save Disk Space

Many web meeting services have a recording functionality. Most recordings are provided as MP4 files with the video encoded in H.264 because that offers the most universal compatibility. However, it […]

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by Helge on Feb 11, 2019
  • Tips and Tools

Free and Powerful Equalizer for Windows 10

Windows 10 does not come with an equalizer. That can be annoying when you have headphones that are too heavy on the bass, like the Sony WH-1000XM3. Enter the free […]

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by Helge on Jan 29, 2019
  • Windows General

Modern Multi-Process Browser Architecture

An architecture overview of current browsers on Windows: Chrome, Firefox and Internet Explorer.

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by Helge on Jan 22, 2019
  • Applications

Bluetooth Audio Quality & aptX on Windows 10

Bluetooth is a flexible standard. It defines various profiles that operate on top of the Bluetooth networking protocol stack and implement specific services, such as hands-free communications. Bluetooth devices each […]

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by Helge on Jan 15, 2019
  • Windows General

Saving & Restoring Total Commander Tab Sets

Total Commander’s custom start menu is a great place to quickly launch all kinds of tools and programs that are otherwise hard to get to. However, TC’s start menu is […]

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by Helge on Jan 7, 2019
  • Tips and Tools

Upgrading Ubuntu 16.04 to 18.04 & PHP 7.0 to 7.2 for WordPress

This post describes how I upgraded our webserver running WordPress on Apache from Ubuntu 16.04.5 LTS to 18.04.1 LTS. Please see this article for more information on the server’s installation […]

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by Helge on Dec 12, 2018
  • Website

PowerShell Script: Test Chrome, Firefox & IE Browser Performance

There is more than one way to test the performance of web browsers like Chrome, Firefox, or IE, but regardless of how you do it, you need a consistent workload […]

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by Helge on Dec 4, 2018
  • Scripting

Enabling HTTP/2 in Apache on Ubuntu 18.04

A number of requirements must be met before HTTP/2 can be enabled for a website. This is a compilation of steps I went through to get HTTP/2 working on our […]

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by Helge on Nov 26, 2018
  • Website

How to Limit CPU & RAM via the Windows Boot Configuration

Testing the effects of different CPU and memory configurations is easiest when you run the tests on a powerful machine and restrict it to the required number of CPU cores […]

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by Helge on Nov 21, 2018
  • Windows Internals

Laudation to E2EVC – Experts to Experts Virtualization Conference

On the eve of my departure for E2EVC Athens I feel it is time for a laudation. Let me explain why.

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by Helge on Oct 31, 2018
  • Conferences

Splunking the Aspect Ratio Distribution of National Flags

When I tried to align the Union Jack and the flag of Germany on a presentation slide I noticed that I couldn’t – their aspect ratios are different. A quick […]

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by Helge on Oct 30, 2018
  • Logs & Metrics

Creating an Application Crash Dump

How to enable local application crash dump creation globally or for a specific process executable only.

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by Helge on Oct 24, 2018
  • Troubleshooting
  • Windows General

Standard Notes: a Note-Taking App with Client-Side Encryption

Note-taking is one of those topics that appear to have been solved long ago, yet offer plenty of opportunity for new contestants. There are multiple reasons for that, but for […]

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by Helge on Oct 11, 2018
  • Applications

DiskLED is Now Open Source

DiskLED is a tool I wrote a while ago that displays performance counter data using an animated system tray icon. It comes with a graphical configuration dialog that lets you […]

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by Helge on Jun 17, 2018
  • Helge's Tools

Inexpensive GPU Virtualization Options for Testing

For a new chapter in my ongoing series of talks and articles about browser performance I wanted to examine how key user experience metrics like page load time are dependent […]

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by Helge on May 25, 2018
  • Virtualization & Containers

Is Blockchain the Right Technology for My Application?

This is an attempt at guidelines to help in technology decisions about when and where to use blockchain technology.

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by Helge on Mar 19, 2018
  • Miscellaneous

Building a Fast and Silent Workstation PC

This article describes how to build a fast workstation PC that is almost completely silent (actually the fastest possible in terms of single-thread performance). It is based on a PC […]

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by Helge on Jan 16, 2018
  • Hardware

Hyper-V Backup – Products & Options

It’s 2018, and backing up Hyper-V hosts is solved, right? I certainly expected it to be when I took on the task of finding a simple and reliable way to […]

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by Helge on Jan 10, 2018
  • Virtualization & Containers

Browser Ad Blockers and Privacy

You have probably been in this situation: on some shopping site you put an article in your cart, but decide not to buy it after all. Later on, you notice […]

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by Helge on Dec 18, 2017
  • Security

Browser Video: Codecs, Formats & Hardware Acceleration

Web video is ubiquitous. We take it for granted that browsers play video in high resolution, over any connection, on any device. Behind the scenes, a complex machinery of video […]

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by Helge on Dec 4, 2017
  • Performance/Sizing

Troubleshooting Splunk Error “Search Process Did Not Exit Cleanly”

When Splunk displays an orange warning triangle instead of a chart or table it is time to investigate. Start by clicking the triangle to bring up a dialog with the […]

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by Helge on Jul 20, 2017
  • Logs & Metrics
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