This time to try to achieve a simple C-language garbage collector, the code is not much, but for my experience, it really cost a lot of thought.Thank you for Yunfeng's open Source: Cloud Wind: blog.codingnow.com/2008/06/gc_for_c.htmland LOGOS. A
Advanced C Data Types
C Pointer
In C programs, pointers are typically used to: construct chained data structures
Referencing dynamically-allocated data structures
#define NEW (type) (type*) calloc (sizeof (type), 1)
[...]
node = new (struct
This article mainly introduces the data structure and algorithm of JavaScript (a): stack, this article explained the structure of the stack, what is a palindrome and recursion and so on, the explanation is good, easy to understand, need friends can
Http://www.cnblogs.com/xpchild/p/3825309.htmlOperations, often encounter auto_increment doubts:
Machine exception crash, the issue of ID fallback after reboot
Performance considerations, each acquisition is certainly not persisted,
Related compilation options:1. -G open GDB2. -o0,o2 o0 means no optimization,3. -funsigned-char-fdata-sections causes compiler to assign separate sections for each function and data item, deleting unused sectionsCommon commands1. L List Code2. C
GDB code debugging with using Linux under GDB Debug code source codeCompiling a Build execution fileGcc-g Test.c-o TestDebugging with GDB
Start GDB:GDB test
Source code from the first column: list
Direct
Sqlite3 of tree-shaped structure traverse efficiency control testfirst, the OriginProject data structure: I engaged in security industry, video surveillance field. The project will encounter monitoring point of the Organization Division, temporarily
Java Learning Note 16--exceptionAbnormalAn exception that causes the program to run a flow of instructions, if the exception is not properly handled, it can cause the program to break execution, causing unnecessary loss,Therefore, in the design of
Variable Function Parameter Parsing in C Language
Most of the time, the number of formal parameters in a function is usually determined. During the call, all actual parameters corresponding to the formal parameters must be given in sequence. However,
C language function call process, function call
Parsing the function call process from the perspective of Assembly
Let's take a look at the following simple function call process:
1 int Add(int x,int y) 2 { 3 int sum = 0; 4 sum = x + y; 5
Advanced Front-end BASICS (II): Detailed execution context illustration and context illustration
At the initial stage of JS learning or during the interview, we often encounter questions about how to improve the evaluation variables. For example, a
C + + really so-called temporary objects are not visible-it will not appear in your source code. As long as you produce a Non-heap object without naming it, you will be born with a temporary target. These anonymous objects typically occur in two
Operating system Stacks:The assignment is released by the compiler on its own initiative and on its own initiative. The function that corresponds to the stack. Parameters store function values, completion values after function calls, and local
This article summarizes some methods I have found in JavaScript programming to improve the JavaScript running performance. In fact, these experiences are based on several principles and loops are a very common control structure, most of the things
Preliminary understanding of Stack Overflow Vulnerability
1. What is stack?Stack is a mechanism that computers use to pass parameters to functions. It can also be used to place local function variables. The return address of the function, it aims to
When an application is running, its memory image can be divided into three parts: code segment, Data Segment and stack segment.
1. the code segment corresponds to the Text Section in the running file, where the code of the program is stored. This
At the end of the ret2libc, the original book does not have detailed resources. However, understanding this will be of great help to circumvent the unexecutable stack (nx-stack) in the future. In view of this, I have found some relevant
The following is a case study of domReady. I think this is quite good. Now I will share it with you and give you a reference. Let's take a look at the JQ $ (document). ready (fn) method. The script can be executed only after the page is ready. This
Several Considerations for optimizing the performance of JavaScript scripts with the development of the network, the speed of the network and the increase of machine speed, more and more websites use a variety of client technologies. Ajax is
Understanding of the threading concept:1. A thread is the execution path of a program, that is, the control sequence within the process, or a sub-task of the process.2. Threads, lightweight, do not have their own independent memory resources, shared
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