Author Archives: lysender

React Native + Expo + Redux – _react.default.memo is not a function

Posted on June 3, 2019 by lysender

As of early June 2019 using the latest version of Expo, I’m not able to use Redux as I’m getting this error memo is not a function when trying to use connect. Spoiler, it is because Expo is using a … Continue reading →

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Using Base64 encode/decode in a React Native/Expo app

Posted on May 31, 2019 by lysender

I can’t believe that I can’t easily encode and decode Base64 string in React Native without pulling my hair. I’m using Expo to manage my development workflow and it even adds more confusion. Thankfully, a little trick saves me from … Continue reading →

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First Metro Securities Change Password Issue

Posted on May 23, 2019 by lysender

When I tried to login to First Metro Securities today, it says that my password already expired and won’t let me log in. I think I went to the classic version and tried to login too but when I changed … Continue reading →

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React/Expo Uses the Incorrect IP Address in Windows 10

Posted on May 22, 2019 by lysender

My setup is in a Windows 10 machine with VirtualBox installed with a Host Only Network added by VirtualBox. Every time I run expo start it always picks up the VirtualBox network adapter instead of my machine’s Ethernet adapter. Without … Continue reading →

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TypeScript – URLSearchParams iterator typing issue

Posted on May 15, 2019 by lysender

In a certain React course in Udemy, I encountered an issue on React and Typescript where an iterator does not work the way it is shown in the course and this is probably because the course is not written in … Continue reading →

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React + Redux – Component not exported or Redux not connected

Posted on May 9, 2019 by lysender

Hey there, I’m a React and Redux newbie and the annoying issue I’ve encountered is when you connect a component to Redux but the actions are not injected into the component’s props. When you follow the tutorial, it seems straightforward … Continue reading →

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VirtualBox 6 Ubuntu 16.04 Guest Upgrade to 18.04 – Shared Folder Not Working

Posted on May 1, 2019 by lysender

Today, I finally decided to upgrade my local Ubuntu 16.04 VM to Ubuntu 18.04 which is the latest LTS version. Everything seem to be working just fine when I realized that the shared folders are not automatically mounted anymore. Update: … Continue reading →

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My Trading Profile: Swing Trading

Posted on February 14, 2019 by lysender

Last year, before I even started actual trading, I already started studying swing trading and my first three months perhaps is more about swing trading. As I go along the journey, I learned new techniques, tried them and failed miserably, … Continue reading →

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Docker Networking – Prevent External Access to your exposed ports

Posted on February 14, 2019 by lysender

I have this problem wherein my MySQL server running in a Docker container is accessed outside the host which is a small VPS. I know because when I view the Docker logs for that MySQL container, it shows a lot … Continue reading →

Posted in Database, Docker, MySQL | Leave a comment

DOM Selection/Query without jQuery

Posted on February 6, 2019 by lysender

I think I’m way so outdated from the modern HTML/CSS/JavaScript world already due to working with classic libraries and tools for a very long time. As I view a Facebook Group members list, I wonder if some of the members … Continue reading →

Posted in JavaScript, Web Development | Leave a comment