Measuring used JS heap size in nodejs
In the former article, we saw how to measure the JS heap in the browser and a few use cases it can come in handy. I was asked how this can be done in a nodejs app as well.
Let’s …
Measuring used JS heap size in the browser
Part of the tools frontend developers have in their arsenal is the performance API. Part of it is the memory object. It can be used for various causes – from debugging performance through experimenting to performance budget monitoring.
Layout Reflow
The browser is a wondrous thing. We give it JS, HTML and CSS – and they are translated into visual wonders. It does it by running the same rendering cycle again and again. Sometimes, something in the cycle can go …
The event loop and your code
The event loop is a core concept in Javascript. It is fundamental in order to understand how asynchronous code works – and how not to work with synchronous code.
Let’s start with a simple example. You have some code that …
Viewing the Critical Rendering Path in the browser
The critical rendering path (CRP from now on) is also known as The Pixel Path. It’s actually what happens from the moment your javascript code runs, until the moment the pixels are shown on screen. We can also call it …
Memory on a Diet
In my last article, I talked about the flyweight design pattern. I mostly talked about how it can save you (and your end user) bandwidth.
I failed to mention the save on memory.
If we continue the example from …
Reducing Network Traffic with the Flyweight Design Pattern
Your users expect a fast and smooth experience. Sometimes what stands in the way is how long it takes to download data. The flyweight design pattern is a …
Optimization Patterns in Javascript Talk
My talk (in Hebrew) at Javascript Israel about Optimization Patterns in Javascript is now online. Enjoy 🙂
Collecting Garbage in ConfrontJS
My video from confrontJS about reducing garbage collection with the Object Pool design pattern is now live on YouTube!
Algorithm against the Machine
I’ve recently given a talk about Design Patterns in JS at Javascript Israel. I’ve spoken about memory allocation in JS when I explained about the Object Pool design pattern.
After the talk several people came to ask questions …