Back in 2012 I put together a list of five mapping/GIS sites and apps that I thought were interesting. I typed them up, posted them and then forgot about them. Now, six years later I found them and checked to see what their status is. Amazingly, most of the sites are still up and running …
Sometimes, when debugging an error that has just popped up in a program, the problem lies in some external parameter that has recently changed. Most of the time, however, the thing that has changed only serves to reveal how some static code had a dormant bug already. The code can work under one set of …
A while back I was updating a web app that was targeted to desktop users. I wanted to make it more mobile friendly. One of the ways I did this was by changing the layout on different size screens. The app had a toolbar header that I wanted to collapse into a single icon on …
I spent some time today dealing with a layer of data that was added to an ESRI REST service. The service layers are zero base indexed which means you can reference them based on their position relative to each other. The first layer is identified at position zero while the second is 1, the third …
Is it possible to “future proof” a career in technology? An article yesterday by IDG Connect proposes that to future proof your technology career you should learn “cyber security, business intelligence, data science/big data, DevOps, JavaScript and UX/UI development and design”. Their suggestions are based on the fact that these domains are in high demand …
What is an Object? In Javascript an object is simply a container or store of properties that are related to what the object is modeling. These properties can be primitive data types, other objects or functions. Here’s an example of an empty object with no properties: const furBearingTrout = {}; I’ve used object literal notation …
Read more “Objective Reasoning – The Basic Javascript Object”
The problem If you’ve ever had to place map elements like north arrows, text or scalebars on an ArcGIS made map, you know how they can get lost in the background of imagery or some other basemap. You can always try to change the items color or size to make it stand out. But the …
I was home sick from work the other day and had plenty of time to think. It occured to me that whenever I go in to the office I am very productive almost immediately. When I’m home, I tend to have little enthusiasm for programming. When I attempt to program at home I’m usually nowhere …
As a JavaScript developer I need tools that help me figure out what’s going on between my code and the browser. Thankfully, most major browsers today provide developer tools that do just that. With these tools you can see exactly how your code affects the browser. At runtime you can find errors in code you’ve …
I created a new Github repository today for a Node/Express project at work. After pushing the project code I went to Github and saw that the language for the project was listed as CSS. To be fair to Github, I did style my app with CSS. But as it’s a Node app, I expected to …