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Have you ever wanted to get the contents of a GitHub file via JavaScript? If so I wrote the following function which gives you the ability to get the contents of a file or of a directory: Here is an example of using the above function: And here is another Read more…
One thing that you may need to use from time to time in Postgres is a function to be able to extract the value of a URL parameter from URLs stored in your DB. I wanted to be able to do this too so I wrote the following function: If Read more…
Recently I have been writing plugins for Grafana and had a desire to make a panel that would give the user the ability to use the data from the query within HTML with AngularJS syntax. I have not come up with a good solution for using AngularJS to easily parse Read more…
I recently wrote a post about how to query hierarchical data without recursion in PostgreSQL. Now it is time to talk about how to do it with recursion. 😎 CTEs (Common Table Expressions), AKA WITH clauses, provide us the ability to not only use a query as if it were Read more…
Hierarchical data stored in a relational database such as PostgreSQL can be tricky to work with. An organization is an example of a hierarchical structure. For example, let’s say that we need to represent employees: Davy Crocket Cindy Cruz George Jefferson Blinky Bill Gustavo Frederickson Joan Smith Debora Ferreiro Harry Read more…
If you are annoyed by the fact that you can no longer control the volume of native videos in Google Chrome you are not alone. Originally Chrome allowed you to control the volume of videos: Now Chrome’s new video element design only allows you to mute and unmute the videos: Read more…
Making certain JavaScript UI solutions work with Vue can be a bit of a hassle at times especially if you are new to Vue. Ace editor, for example, is a great solution for developer that want to add a syntax highlighting textbox to their site but right out of the Read more…
Recently I added toBase() to YourJS. The purpose of this function is to make a straight-forward way to convert numbers to a base (from 2 to 36). Of course you can easily use native JavaScript by using Number.prototype.toString(), but the beauty of this function is that it also lets us Read more…
One thing I started doing last week was writing PL/pgSQL functions for each of my JasperReports. Each function essentially just runs and returns the rows of a query. One question that I had for a long time was how can I return these results from a function without looping through Read more…
One of the things I understand but dont really like about the range(), which is available in utility libraries such as lodash and YourJS, is that it produces an array of numbers ranging from the starting number to the ending number but not including the ending number. Let’s say for Read more…