invalid next size fast

.....LZ today when writing a Socket program using malloc (3) on the heap dynamically allocated a structure of the space, after the use of the free (3) function to release space when the report invalid next size Such an error, after two hours

$image = new Imagick ($url); $image->blurimage ($x, $y);Call the Blurimage ($x, $y) function for an error:The reason is: the original picture is CMYK is the printing mode. The RGB display mode is useful!!!!!!!!!!!GLIBC detected * *

One: Rapid failure (fail-fast)When traversing a collection object with an iterator, if the contents of the collection object are modified (added, deleted, modified) during traversal, the concurrent modification Exception is thrown.Principle: The

$image = new Imagick ($url); $image->blurimage ($x, $y); Call the Blurimage ($x, $y) function for an error: The reason is: the original picture is CMYK is the printing mode. The RGB display mode is useful!!!!!!!!!!! GLIBC detected * *

When developing a software-based game, scaling the video buffer to adapt to the display size is one of the toughest issues. When faced with a variety of different resolutions (such as Android in an open environment), this problem becomes more

After debugging for half a day, I found the crash caused by the delete operation. I suspect that after applying for memory for a long time, the pointer operation went wrong, causing something to be written to the memory area that was not applied, an

Review: 1. Analysis of QBlog technology principles in the autumn Garden: Opening part: Overall understanding (1) -- introduces the role of the overall folder and file 2: Analysis of QBlog technical principles of the autumn color Garden:

Fast and Effective Memory distributor for small memory blocks Translated by znrobinson Guo shilong   Introduction Dynamic memory allocation is interesting. When calling malloc/free, most people will not consider the associated costs. Heap-based

Fast subnet division method subnet division basics: subnetting advantages: 1. reduce network traffic 2. improve Network Performance 3. simplified Management 4. how to Create a subnet that is easy to expand the geographical scope: how to divide

Recently read the Linux heap management article, this blog post is to refine and summarize the article.Getting started binary is hard!Linux Heap management strategy1. General statementWhen malloc is called in the main thread, it is discovered that