Last Updated: 2020-07-05

Robert Citek

A former St. Louisan, Robert currently resides and works in the Pacific Northwest, building and using Docker containers to solve bioinformatics problems for the Molecular Genomics Lab at Providence Health and Services.When he’s not wrangling data, you can find him hiking the local trails ( including Forest Park ) or cycling the many bike paths with his better half and her dog.

Presentations By Robert Citek

SLUUG - December 13, 2023

Create an engaging tech-related blog image. The backdrop should be a sleek modern gradient blue and white, invoking an atmosphere of trust and professionalism. In the center, prominently place the Pandas logo (a friendly panda face), alongside the Python logo. Surround these with subtly incorporated elements for ETL and Machine Learning: icons of gears for ETL, bar charts, and line plots for EDA, and a small neural network diagram for ML. To the side, ensure the Asciinema logo (a terminal screen icon with a play button) is visible but does not overshadow the Pandas design. Perhaps near this, include small terminal session illustrations or a command line snippet. Indicate the Google Colab environment with a small cloud icon, possibly with an arrow pointing at it for an upload/download concept. Finally, balance these design elements, leaving enough whitespace to keep the design clean and approachable, and consider using light, translucent overlays to accentuate key logos.

Python's Pandas Data Frames

By: Robert Citek

Save, Share, and Replay Your Terminal Sessions With Asciinema

By: Sean Twiehaus

Zoom
Meetup
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STLLUG - August 17, 2023

Design a digital image that depicts the concept of structured data pipelines and its evolution from traditional Unix pipes to nushell's structured data pipelines. The background should display a gradient transition from a dark, terminal-style backdrop on the left to a more modern, lighter design on the right. On the left side, signify the traditional Unix shell with an old-school terminal icon and visualize plain text lines flowing from it. In the center, show traditional pipes flowing from left to right, transforming plain text lines into structured, colorful data blocks. On the right side, display the nushell logo, and illustrate various data formats (CSV, JSON, YAML, SQLite, Excel) as colorful blocks flowing through nushell pipes. Overlay some common nushell commands/icons on top of the structured data as a hint of data operations. The visual flow should be centered in the top third of the image, with the flowing pipe structure occupying the middle third, and icons representing different data types in the bottom third. The overall style should be modern and tech-focused, with clean lines, sleek design, and vibrant colors.

nushell

By: Robert Citek & Ed Howland

Zoom
Meetup
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STLLUG - May 18, 2023

Design an image for a blog post about GitHub’s CodeSpace. The background should transition from a deep blue at the top to a light blue at the bottom, symbolizing the cloud and the possibilities of development environments. At the center, design a sleek, modern cloud icon, subtly integrated with a Docker icon. Also, incorporate an image of an open laptop or computer screen, showing terminal windows and code snippets. Place a GitHub Octocat logo at the top-left or top-right corner of the image, a subtly placed Linux Tux logo around the laptop screen, and a recognizable browser icon like Chrome or Firefox near the laptop, all within trademark guidelines. For finishing touches, add a slight tech-themed, circuit board pattern to the background and sprinkle in icons representing development, such as a wrench, gears, or code brackets. The overall image should convey innovation, ease-of-use, and excitement about accessing powerful development tools directly from the cloud.

GitHub CodeSpace

By: Robert Citek

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Meetup
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SLUUG - December 14, 2022

Create an abstract digital art piece showcasing the Tux penguin, recognized as the mascot of the Linux kernel. The penguin is accompanied by appealing and glowing representations of well-known Linux distributions like Ubuntu, Fedora, and Debian. The backdrop is designed with a stylized binary code matrix, imbuing the scene with the essence of modern technology.

Introduction to Linux

By: Stan Reichardt

A Gentle Introduction to Regular Expressions for Playing Wordle

By: Robert Citek

Zoom
Meetup
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SLUUG - August 10, 2022

Create a tech-futuristic collage embodying the concept of interactive computing. Start with a background showcasing a smooth gradient transitioning from light blue at the top to white at the bottom, lending the image a clean, tech-inspired look. In the center, place a prominent symbol resembling the Jupyter logo: an orbiting semi-circle in orange. Near it, but slightly off to the side, place a shiny, yellow, abstract design evoking the essence of the Google Colab logo. Scatter around smaller symbols, each representing one of the programming languages: Python (represent this with two intertwined snakes in blue and yellow), R (a simple, stylized 'R'), and Julia (three multicolored dots). Sprinkle subtle graphics throughout the visual that communicate coding and interactivity: small, classically styled terminal windows, stylized snippets of unknown code, and graphically represented data plots. Integrate these elements judiciously, aiming to keep the overall image uncluttered. Finally, place a small icon similar to Google Drive in a corner, indicating the interconnection with cloud storage. The design should be without any text and maintain a smart and high-tech appearance.

Locking Down Your Web Browser & Search Engine Part 2

By: Scott Granneman

Getting Started With Jupyter In CoLab

By: Robert Citek

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SLUUG - March 9, 2022

An image designed around a modern, tech-savvy aesthetic, featuring a clean, white or very light grayscale background. In the center, a high-resolution image of an open Chromebook, its screen displaying a Linux terminal symbolizing the exploration of functionalities. Small, recognizable logos delicately arranged around the Chromebook, without cluttering the image, signify Linux (with Penguin Tux), Chrome OS (using the Google Chrome logo) and Open Source (using the Open Source Initiative logo). Additionally, enhance the image with shadow effects under the Chromebook for a 3D floating appearance, and subtle, semi-transparent icons related to productivity and development tools (like terminal, code brackets, and cloud storage) faintly in the background.

The mission of the FreeBSD Foundation

By: Deb Goodkin

Chromebook Discovery

By: Robert Citek

Zoom
Meetup
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SLUUG - January 12, 2022

Design an image for a blog header. The backdrop depicts a sleek, dark, futuristic cityscape with subtle neon highlights, and the addition of holographic elements or digital lines for a state-of-the-art appeal. In the foreground, find visual representations of web security technologies including SSL/TLS padlocks, OWASP, and Let's Encrypt, as well as icons for popular theme frameworks and CMS platforms such as WordPress, Joomla, and Wix. A stylized globe or planet, with various color-glowing interconnected nodes representing global web hosting, forms the main focus. A central shield symbol draws attention, signifying safety, with theme icons either orbiting or 'plugged in' to it to suggest ease of theme integration. Light trails or circuits link the different themes and security icons to the central shield, while a subtle binary code or matrix-style effect in the background enhances the tech aspect. The color scheme is dominated by hues of blue, green, and violet for a futuristic feel, contrasted with neon highlights in colors like orange and yellow.

GitHub Overview - Hints & Features

By: Robert Citek

Build a Secure Theme Based Website in 10 Minutes

By: Lee Lammert

Zoom
Meetup
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SLUUG - June 9, 2021

Visualize a sleek, modern image with a gradient background transitioning from deep navy blue at the top to black at the bottom, subtly resembling a digital data structure with faint vertical lines or a grid. The central focus is the prominent SQLite logo, enhanced with a slight 3D effect and soft shadows. The technological theme is emphasized through an overlay of futuristic, semi-transparent icons and symbols related to databases and technology, such as data flow charts, binary code, and circuit patterns. Gentle pulsating light effects around the SQLite logo create an atmospheric draw. The upper sphere features semi-transparent icons interspersed with subtle glows. The lower sphere has more subdued symbols against the dark gradient. Dominant colors should include shades of blue, trust, and technology blended with whites for contrast and clarity, with a hint of neon. Subtle smooth manic textures help accentuate the advanced technology theme, and soft backlighting behind the SQLite logo enhances the illusion of depth.

Git: peering behind the curtain

By: Robert Citek

SQLite 3 DataBase

By: Ed Howland & Bob Hansen

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SLUUG - February 10, 2021

Create an image visualizing Tech Fusion Futurism concept for a blog. The setting is a sleek, dark digital space gradient transitioning from deep blue to black. The centerpiece is a large holographic representation of a Git commit history tree with nodes and connecting lines. Surrounding the tree are semi-transparent cards demonstrating a Git project's main parts (working folder, staging area, and repository), and small pulsating data points symbolizing git objects. On the left, there is a prominently placed Git logo and to the right, an Emacs logo blending into the aesthetic yet maintaining its significance. Nearby is a stylized folder icon representing Speedbar. All elements emit soft futuristic glows against the dark background, hexagonal grid patterns subtly included with thin, glowing energy lines racing across, connecting Git and Emacs together. This design reflects the essence of Git's structure and Emacs' file organization to resonate with the advanced open-source community in a sleek, modern and tech-focused aesthetic.

A Gentle Introduction to git

By: Robert Citek

SpeedBar a tool for Fast File Access (In Emacs)

By: Steve Stegmann

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