This article describes an approach to blocking ads in audio files and introduces software that implements it.
The modern web is unbearable without a good ad-blocker such as uBlock Origin. Unfortunately, the online marketing industry, while destroying the web, providing creative distribution networks for malware and disinformation campaigns there …
This article introduces shift-tutor, a Linux program that filters shift key events to improve or verify touch typing skills.
Most keyboards contain two shift keys, i.e. one located on the left bottom and the other on the opposite side:
Source: Mliu92,
ANSI
US QWERTY (Windows, split + rotated), CC …
Recently, I was in the market for a Class-D amplifier to replace an aging model. This article reviews the very compact Fosi Audio TSA7498E 2 channel amplifier I bought from a China based business, via Amazon. tl;dr: Can't recommend, use something better.
I2C is a simple open-drain bus that is popular for connecting devices to microcontrollers (MCUs), such as sensors, RTCs, displays etc. Devices on the I2C bus are addressed by 7 bits and the bus data and clock lines are pulled-up by a set of pull-up resistors. A good first test …
This article describes how to measure a pulse-width-modulated (PWM) signal using the Pokit Meter device.
The Pokit Meter is a very small digital multimeter (DMM) like device that can be interfaced over Bluetooth Low Energy (BLE). Due to its design and small form factor it comes with many limitations, but …
The GD32VF103 is an inexpensive 32 bit RISC-V CPU that integrates a bunch of peripherals. In other words, it's a cheap RISC-V microcontroller (MCU). This article describes how to hook it up, to set up an development environment and do some first steps with its peripherals.
Recently, I launched MANPATH.be - a site for convenient man page browsing. It provides access to the man pages of different distributions, including Fedora, CentOS and OpenSolaris. The about page concisely describes some of the sites features, e.g. human readable links like f30/3/memcpy, permalinks and various kinds …
Getting along without touch typing is possible. But learning touch typing is usually a big productivity boost, reduces stress and may prevent typical keyboard induced health risks. This article describes some learning approaches and optimization opportunities.
The first thing to learn is to place the fingers in a …
This article features a watch list of work related movies. A list for getting some peace of mind in the evening after working overtime.
Each movie has some relation to a pathological work related setting. Not always on the surface, but more on a deeper layer of interpretation.
Some of …
The firmware updates for the Samsung 840 EVO SSDs come as ISO images which isn't very helpful if your system doesn't have a CDROM drive. It turns out that the ISO images just contain DOS binaries, though. This article describes how to use a FreeDOS USB stick for flashing, instead …
Dell distributes BIOS updates for the Latitude E7270 as PE32 Windows GUI executables. It turns out that the BIOS itself is able to extract the firmware images from such executables and to apply them.
.svg){kind=link}
https://www.dell.com/support/home …There are several products for shipping books in Germany. Two products are really book specific ('Bücher- und Warensendung'), they are cheap but they are slowly transported and there is no tracking. The following table compares different attributes and constraints of the products available in the market (last update: 2020-06-01).
| Company … |
|---|