Like a stack, a queue is a linear structure that follows a specific order in which operations are performed. The order is first in first out (FIFO).
Queue structure is actually a linear structure. If further divided from the storage structure of data, the queue structure includes two types.
・ sequential queue structure: that is, a ...
Posted by cwiddowson on Thu, 10 Mar 2022 05:44:25 +0100
My articles related to multithreading The best learning route of concurrent programming [Java multithreading] the foundation of high concurrency cultivation. The concept of high concurrency must be understood [Java multithreading] understand the concepts of thread lock pool and wait pool [Java multithreading] understand the Java l ...
Posted by fredanthony on Wed, 09 Mar 2022 03:36:26 +0100
Redis five data types
be careful: The value of string is not limited to strings, such as ordinary strings, complex strings such as JSON,XML, numbers and even binary, but it can not exceed 512MB Next, let's demonstrate the basic operations of adding, deleting, modifying and querying SET key value GET key DEL key MSET key1 ...
Posted by cdpapoulias on Fri, 04 Mar 2022 07:11:24 +0100
Title Description: Please use only two queues to implement a last in first out (LIFO) stack, and support all four operations of ordinary queues (push, top, pop and empty).
Implement MyStack class:
void push(int x) pushes element X to the top of the stack. int pop() removes and returns the top of stack element. int top() returns the top elemen ...
Posted by robin on Fri, 04 Mar 2022 04:21:17 +0100
Characteristics of queue
First in first out (FIFO)
Queue is called queue because of its characteristics. It's very similar to the queue in the supermarket, isn't it? The front keeps walking and the back keeps up
In the queue, you can only insert at the back and delete at the front. The insert operation is also called enqueue, and the delete ...
Posted by skeener on Sun, 27 Feb 2022 13:19:52 +0100
Push domino simulation, queue and dark magic
Arrange n dominoes in a row and erect each dominoes vertically. At the beginning, push some dominoes to the left or right at the same time.
Every second, the dominoes that fall to the left push the adjacent dominoes to the left. Similarly, a domino upside down to the right will push th ...
Posted by DavidT on Fri, 25 Feb 2022 05:43:40 +0100
Sequential storage structure (static allocation)
Five operations in which top is an integer (when top points to the next position of the top element of the stack)
Five operations in which top is an integer (when top points to the top element of the stack)
Sequential storage structure (dynamic allocation)
Five o ...
Posted by jonniejoejonson on Sun, 20 Feb 2022 13:47:15 +0100
Objective: to skillfully use the knowledge of Java
Content of this article: using java to solve parameter parsing
Enter the following command on the command line:
xcopy /s c:\ d:\，
The parameters are as follows:
Parameter 1: command word xcopy
Parameter 2: string / s ...
Posted by grandman on Sat, 19 Feb 2022 21:42:05 +0100
Producer consumer model: a typical design pattern, which is a solution designed by people according to typical scenes
Application scenario: it is applied to the scenario where a large amount of data is generated and processed
Specific implementation: there are multiple producer and consumer threads to produce and process a huge amoun ...
Posted by seeker2921 on Sat, 19 Feb 2022 10:40:25 +0100
1. Linux thread concept
A thread is a subtask that runs independently in a process. It can be understood as a "lightweight process". There can be multiple threads in a process, and these threads use the same PCB.
1. An execution route in a program is called a thread. A more accurate definition is that a thread is "a se ...
Posted by JTapp on Sat, 19 Feb 2022 02:06:42 +0100