10 buffer and cache. A buffer is something that has yet to be "written" to disk. A cache is something that has been "read" from the disk and stored for later use.

Here, the buffer array is used to store the data read by read (2) until it's written; then the buffer is re-used. There are more complicated buffer schemes used, for example a circular buffer, …

Jan 31, 2017 · I have a JSON object and I'm converting it to a Buffer and doing some process here. Later I want to convert the same buffer data to convert to valid JSON object. I'm working …

Jan 14, 2020 · So we cant convert intermediate DataBuffer s into String as the bytes towards the end of buffer might have only part of the bytes required to construct a valid character Note that …

Note that Buffer.alloc () is also faster on the current Node.js versions than new Buffer (size).fill (0), which is what you would otherwise need to ensure zero-filling.

Aug 9, 2021 · It turns out that there is third-party plugin that provides all node.js polyfills (not just Buffer) out of the box: node-polyfill-webpack-plugin. It brings all polyfills as its own …

Dec 23, 2011 · A “small” Buffer 's buffer property is an ArrayBuffer that represents the entire memory pool. So in this case, the ArrayBuffer and the Buffer varies in size.

Uint8Array is a general-purpose byte-array that’s available in both nodejs and browsers. Buffer is a subclass of Uint8Array that’s only available in Node.js (for historical reasons). both are …

Jul 29, 2020 · I have a look at the Node.js Buffer documentation and I don't understand the difference between Buffer.slice and Buffer.subarray. Both point to "the same memory as the …

I have a buffer with some binary data: var b = new Buffer ([0x00, 0x01, 0x02]); and I want to append 0x03. How can I append more binary data? I'm searching in the documentation but for …