Have you ever used JSBin or CodePen and wondered how you can accomplish something like they do on those sites? Of course, CodePen is much more advanced and has more options but if you ever want to combine JavaScript code and CSS code into a full or partial HTML document Read more…
A few months ago I wrote a quick post showing how to parse JSONC (JSON with comments) files in JavaScript. Shortly thereafter I adapted the code to work in PHP as well: This function takes the same arguments that you can pass to the native json_decode() function. Besides removing JavaScript Read more…
Did you know that you can pass a function as the second parameter to JSON.parse()? Doing this causes every key/value pair to be passed to this function for further processing. You can read all about how JSON.parse() and the reviver function works here on MDN’s site. Example Reviver We can Read more…
Last year I needed a way to be able to parse JSON with comments (also known as JSONC). With that in mind I wrote the following short solution which will essentially remove JavaScript-style comments and trailing commas from the specified JSONC string and then the native JSON.parse() function will parse Read more…
Every once in a while I just need to get the stack trace of an exception as a string so that I can log the error in a separate system. Here is a quick way to do that:
It is often handy to create downloadable content on the fly using JavaScript. Sometimes you may want to do so while also encoding the contents as base64. That is where the btoa() function comes in handy. Here is an example of doing just that: As you can see by clicking Read more…
On a rare occasion you may need to convert a column name from Excel or Google Sheets to a number. For example you may be seeing references to a random column such as D, G, BV, etc. but you don’t know how to represent it as a number. Instead of Read more…
Have you ever wanted to concatenate multiple strings to make one string and felt like the code should be shorter? So have I. For instance you may have written something like this: Of course the above code will work fine to make the message but it would be great to 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…