If you have used regular expressions in JavaScript before you probably know that you can match any non-line-terminating character with just the dot (/./). Of course, you may also want to match absolutely any character in which case you can use any of the following: Most Common: /[\S\s]/ This is Read more…
If you ever need to remove all duplicate characters from a string you can use this snippet which takes advantage of how the String.prototype.replace() function works along with regular expressions: Feel free to use this function in your code. Happy coding 😎
Two years ago I wrote a post about how to pass arguments by name in JavaScript. Recently I have started to ramp a new project call YourJS and found a need to be able to read the names of the parameters of the given function. The following getParamNames() function takes Read more…
WARNING: Extending native prototypes is frowned upon by many JS engineers but can be helpful as long as the extensions are properly documented in the codebase. SCRIPTER’S DISCRETION IS ADVISED. 😆 Yesterday I added a post about String.prototype.before(...). As is explained within the post, this function can be used to Read more…
WARNING: Extending native prototypes is frowned upon by many JS engineers but can be helpful as long as the extensions are properly documented in the codebase. SCRIPTER’S DISCRETION IS ADVISED. 😆 Even though its NOT encouraged to extend native prototypes, at times you may find that doing so is pretty Read more…
As I mentioned in yesterday’s post, I was recently working on a quick way to parse CSVs into an array of arrays and alternatively into an array of dictionaries keyed on the values in the first row. I ended up landing on the following definition: As you can see the Read more…
A few days ago I was working on a very primitive version of a CSV reader for a quick JS project and while testing my regex out, I noticed that I was getting an extra match at the end. Here is the JavaScript function that I had: Interestingly, if you Read more…
Probably due to it being so late, I was looking for code to uncamelize (undo camel-casing) any string. I came across what claimed to be a solution in PHP but unfortunately did nothing but lowercased my string. Therefore I decided to write my own solution: Believe it or not, the Read more…
At times I use the String#split function in order to create an array from a string based on a RegExp delimiter. Unfortunately, today I realized that some browsers act differently than others. Let’s consider the following example: In most browsers, the value of the above variable would be true which Read more…
Recently I had to develop a solution which involved changing the HREF attributes of links in the navigation bar of a site. This had to be done on the JavaScript side because at my company we are the 3rd-party JavaScript solution for modifying other companies’ sites. That being said, I Read more…