javascript – Chad Dotson

Saving Console Messages in JavaScript

By chad April 17, 2016Doing Things Better, Programming, Software Engineering, Technology, Tips, UncategorizedNo Comments

Have you ever encountered a situation where it would be beneficial to save whatever is written to the console across browser sessions? If you have, you know there are not many solutions. I recently decided that localStorage would be a good candidate to implement a solution to this problem with.…

Creating Web Workers From Functions (No File Needed)

By chad October 31, 2015Programming, Software Engineering, TipsNo Comments

So, you want to create a web worker from a function, the problem is all the examples examples show creating a web worker using a separate JavaScript file or from embedded JavaScript source. There is a way to do it and that is using Blob URLs. In the example below,…

Creating Downloadable CSV (Or Any Other) Files In Browser With JavaScript

By chad October 25, 2015Programming, Software Engineering, Technology, TipsNo Comments

Many of us have wanted to create downloadable content straight from the browser. I remember several years back where it was more difficult and the solutions were not clean. Today, it is much much more simple and clean. Enter Blob URLs. In this example, I have an object of arrays. …

Notes On Writing Testable JavaScript Vol 1

By chad November 6, 2014Programming1 Comment

When writing JavaScript, I am a big fan of minimizing functionality and variables exposed publicly, which we all know to be good practice. However, this leads to anonymous functions and functions hidden within closures. So.... How Do You Test That? How exactly do you test private methods in JavaScript? To…

Generating JSON Documents From SQLite Databases In Python

By chad June 22, 2014Programming, Tips3 Comments

Special Note This article assumes that you do not wish to use a more sophisticated ORM tool such as SQLAlchemy. Some Setup Let's start with a Q&D sqlite database given the following sql. create table sample(column1 INTEGER, column2 TEXT, column3 TEXT, column4 REAL); insert into sample(column2, column2, column3, column4) values(1,…