I made a Kivy app trying to load a wav file and transform it via Audiosegment to an ogg file. This ogg file should then be saved on the android storage. But unfortunately anything I do, I get an Permission error but asking for it, I also changed it manually on my phone where I … Read more
Write publishers and subscribers In May 2022, ROS 2 Humble Hawksbill (humble) was released, which supports Ubuntu 22.04. Since I am still using Ubuntu 20.04, this blog will focus on foxy. First thing first, how to install ROS2? Because our team is migrating from ROS1 to ROS2, I need to use both for now. My … Read more
Vertical Resize Code I have some code I’m trying to write for a CS class. On resizing BMP files. I’ve already done horizontal resizing, but I just can’t figure out the … Read more
Perfection comes at a cost Photo by Ryland Dean on Unsplash Perfectionism. Nowadays it’s often displayed as a badge of honor. So much so, that it’s considered a “good” negative quality to mention during interviews, as it tends to be associated with diligence and hard work.Perfection, however, comes at a cost. You might be scratching … Read more
Advance your unit testing skills by writing tests with the RxJS testing features. Photo by Davyn Ben on Unsplash RxJS is a very powerful and a cool set of tools to create reactive apps. When developing angular applications you will be very likely faced with RxJS, so I assume, you are familiar with how to … Read more
Plus how to speed up your iteration speed I’m not kidding. But the difference between a pro and a junior dev is using vim’s y, x, and p rather than ctrl-C. Image from: https://pin.it/7liORTR I often see new coders saying they’re not sure if they should write the code quickly or write good code. This … Read more
Could you give me most simple code in Kotlin ? I tried to find good example in seraching with Google, after 5 hours or more, I could NOT find what I want. I would like to update done marks for solved Quiz like this photo. from chk[1] to chk[20] not yet : 0 done : … Read more
Sometimes the best way out of code complexity is to go deeper. Photo by Arnold Francisca on Unsplash Have you, Dear Reader, ever got caught in a customization trap? Example 0: You add custom checking range to input fields with ranges defined in the database. People are delighted. Until they want the range of inputs … Read more
You want to start a blog, or perhaps you already have one and want to improve your style. Maybe you’re writing documentation and struggling to make it concise and clear. Whatever the case, you have a blank screen in front of you and a head full of ideas. How do you start? How do you … Read more
Writing documentation is an important part of coding. Here are some practices we “do not” follow at Google while writing code comments. Photo by Cess Idul on Unsplash. I didn’t come up with this topic by myself. I have always believed this to be a fairly subjective topic. It still is — but, a few … Read more