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List reshaping with Numpy

While working with datasets, it is often times required to change the shape of it. For example, you have one long list with all the data in it. Each data value inside the list reflects a daily record. If you are interested in a weekly analysis, you need to transform it from a one dimensional […]

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Arch Linux: Installing Applications from Source

Installing applications on Linux is treated different than on Windows. Instead of having a single .exe file which initiates the installation process, you will deal with package management systems. The system contains a broad selection of applications and with just one command you are able to install them. However, there are multiple package management systems […]

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Gradient Descent Introduction

Gradient descent is an optimization algorithm for finding the maximum/minimum of some function. It is an iterative approach where you are calculating the slope of a derivative function to move step wise to the maximum/minimum value. The slope on this example is at 2. By decreasing/increasing x step wise and comparing the result with the […]

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Linux Manjaro – Windows 10 Dual Boot on Dell XPS

Here is a quick guideline to install Manjaro Linux along with Windows 10 for the Dell XPS notebook series, tested on model 9560. It is always recommended to backup your system before making changes on your BIOS settings! Change RAID to AHCI Dell notebooks using a disk technology called RAID on default. It basically merges […]

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Jupyter Notebook on your iPad with Junno Connect

Junno Connect is an iOS application which enables the power of Jupyter Notebook on your iPad. Read the article to set it up correctly and start your journey today!

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How to Get the Best Scientific Journals of Your Topic

Good sources for your research are critical. But how do you get the best quality journals? Scimagojr.com is a good point to start, it is providing a huge u to date database of ranked Journals on all science disciplines. So let me give you a quick introduction how to use SJRs journal rankings.

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Import bibtex into Notion with Python

If you are organizing your literature in a bibtex file, which is most likley if you are using Latex or Citavi for writing and researching for a scientific paper and you are also enjoying the beauty of the note taking application Notion, than you are definitly interested in combining these apps. In the following I will describe you how to import your literature collection in form of a bibtex file into a Notion table.

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Setup SSL Certificate on Ubuntu

If you are hosting a website or web application on a ubuntu webserver and want to secure it with a ssl certificate, just follow the steps below. This tutorial got tested on Ubuntu 16.04 with Nginx.

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Pandas Detecting Duplicates

Detecting duplicates on python pandas dataframes.