Pure prime number
Title link: https://www.lanqiao.cn/problems/1561/learning/
Create an array to record whether each bit is a prime number or not
Traversing through each number, if it is a prime number, then all the numbers that are multiple of its integer are not prime numbers, set the filter directly in the array, and then judge if ...
Added by greens85 on Wed, 09 Mar 2022 19:02:44 +0200
Introduction to Java technology and the course of installing java development software and using it to create simple programs.
Learning the Java language
Courses that describe basic concepts such as classes, objects, inheritance, data types, generics, and packages.
Basic Java classes
Courses on exceptions, basic input / ou ...
Added by vicky57t on Wed, 09 Mar 2022 18:36:01 +0200
Reprinted from https://www.cnblogs.com/dolphin0520/p/10651845.html
Author Matrix Haizi
This article is a note
static can be used to modify methods, member variables, or code blocks.
The biggest advantage of static is that you can directly use static modified methods or variables without creating objects.
1. static modification method ...
Added by HairyScotsman on Wed, 09 Mar 2022 18:22:04 +0200
A. Tag: < script > < / script >
B. Tags can be placed in the head or body. When in the body, the script should be placed at the bottom of the < body > element to improve the display speed, because Script Compilation will slow down the display.
Added by megavolt on Wed, 09 Mar 2022 18:18:15 +0200
1. Restrict a prop to a list of types
2. Use quotation marks to listen for nested attributes
3. Know when to use v-if
4. Abbreviation for a single scope slot
5. Mix local and global style s
6. Override styles for subcomponents
7. How to create a responsive variable outside Vue
8. Deconstruction in v-for
9. Cycle with ...
Network communication protocol:
HTTP: Hypertext Transfer ProtocolFTP: Text Transfer ProtocolSMTP: mail delivery protocolPOP: mail receiving protocol
TCP: transmission control protocol (three handshakes) UDP: user packet protocol
IP: network protocol
data link layerphysical ...
General idea of the topic
A weighted tree is given, in which the weight of all parent nodes must be strictly greater than that of child nodes. The weights of all leaf nodes and the nearest common ancestor between two leaves are given
Added by rrhody on Wed, 09 Mar 2022 18:05:37 +0200
CL236 configuring IP failover – CTDB
This section describes how to configure IP failover. This chapter studies CTDB, mainly to solve the problem of high availability of NFS and Samba.
RHCA column address: https://blog.csdn.net/qq_41765918/category_11532281.html
High availability cluster NAS (this section is extracted from Pro ...
Added by synchro_irl on Wed, 09 Mar 2022 17:58:40 +0200
Xiao Ming went to the cinema with his cousin. Someone asked their age. Xiao Ming said: this year is our lucky year. The four digits of my year of birth add up to my age. So is my cousin's. It is known that this year is 2014, and Xiao Ming's age refers to one year old.
Please infer and fill in Xiao Ming's year o ...
Added by foxfirediego on Wed, 09 Mar 2022 17:54:38 +0200