Cache 和 Buffer 都是缓存，主要区别是什么？ - 知乎
Buffer的核心作用是用来缓冲，字面意思缓慢冲击。 比如你每秒要写100次硬盘，对系统冲击很大，浪费了大量时间忙着写处理，用个buffer缓冲区暂存起来，变成每秒要写10次硬盘，对系统 …
terminology - What does it mean by buffer? - Stack Overflow
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, …
Convert a JSON Object to Buffer and Buffer to JSON Object back
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 …
Node.js: How to read a stream into a buffer? - Stack Overflow
Jan 11, 2013 · I wrote a pretty simple function that downloads an image from a given URL, resize it and upload to S3 (using 'gm' and 'knox'), I have no idea if I'm doing the reading of a stream …
What is a buffer overflow and how do I cause one?
Feb 22, 2009 · In this context, a buffer is a portion of memory set aside for a particular purpose, and a buffer overflow is what happens when a write operation into the buffer keeps going past …
How do you implement a circular buffer in C? - Stack Overflow
Do you need a circular buffer or a queue? The required operations make it sound like queue. I admit that with the requirement of a fixed size using a circular buffer make sense, but I'm not …
Javascript - How to convert buffer to a string? - Stack Overflow
Mar 7, 2019 · You'll need to complete a few actions and gain 15 reputation points before being able to upvote. Upvoting indicates when questions and answers are useful. What's reputation …
What is a good buffer size for socket programming?
Mar 20, 2015 · Socket.Receive(buffer[]). In all the examples from Microsoft (and others) they seem to stick with a buffer size of 8192. We have used this size but every now and then we …
How to determine the size of an allocated C buffer? [duplicate]
May 17, 2012 · Since buffer is a pointer (not an array), the sizeof operator returns the size of a pointer, not the size of the buffer it points to. There is no standard way to determine this size, …
Buffer cannot be null. Parameter name: buffer - Stack Overflow
Sep 30, 2016 · Buffer cannot be null. Parameter name: buffer Asked 13 years, 7 months ago Modified 8 years, 9 months ago Viewed 35k times