Parsing arrays in java
Definition of an array Array: essentially a set of variables of the same type. Basic syntax of binary arrays 1) data type[] Array name = new data type [] { Initialization data }; example:int[] arr = new int[]{1, 2, 3}; 2) data type[] Array name = { Initialization data }; example: int[] arr = {1UTF-8...
Posted by northstjarna on Wed, 27 Oct 2021 12:57:33 +0530
Python basics 4: using while loops
1, Below is the directory of the blog 1.1 three major processes of procedure1.2. Basic use of while cycle1.3 break and continue1.4. while loop nesting 2, Three processes of the program 2.1 there are three process modes in program development Sequence – execute code sequentially from top to bottUTF-8...
Posted by bhavesh on Wed, 27 Oct 2021 13:40:06 +0530
This is the elegant use of the responsibility chain model
1. Use the responsibility chain mode to design hot plug permission control This article is excerpted from Tan Yongde (Tom), author of "design patterns should be learned in this way" First, create an entity class Member. public class Member { private String loginName; private String loginPass; pUTF-8...
Posted by XzorZ on Wed, 27 Oct 2021 15:04:08 +0530
pyhton Numpy module function summary (unfinished)
Numpy Numpy official website: https://numpy.org/devdocs/index.html NumPy's main object is an isomorphic multidimensional array. It is a table of elements (usually numbers), all of the same type, indexed by non negative integer tuples. In NumPy, dimensions are called axes. Numpy's array class isUTF-8...
Posted by walkero on Wed, 27 Oct 2021 15:17:18 +0530
JAVA multithreading (basic)
Thread related concepts Program It is a set of - group instructions written in a certain language to complete a specific task. Simply put: it's the code we wrote process Process refers to the running program. For example, when we use QQ, we start a process, and the operating system will The proUTF-8...
Posted by Fking on Wed, 27 Oct 2021 17:30:45 +0530
Simple implementation of atoi function in C language
What is atoi function? A function that converts a string to an integer. Now let's implement how to construct this function 1. First create the main function and user-defined function int main() { char ch[] ="1234"； return 0; } How can we convert string 1234 into an integer? We introduced a my UTF-8...
Posted by DexterMorgan on Wed, 27 Oct 2021 18:42:46 +0530
Java learning day22: IO conversion stream, print stream, object stream, file operation
1. Conversion flow one point one What is a transformation flow Converts a byte stream (output or input) to a character stream InputStreamReader Input conversion stream OutputStreamWriter Output conversion stream one point two How InputStreamReader is used try ( // Byte input FileInputStream fisUTF-8...
Posted by cornelalexa on Wed, 27 Oct 2021 19:03:18 +0530
Multithreading foundation of Java learning
preface Long time no see. Dog, after I finished eating the foundation of MySQL, I turned back and continued to learn Java. After all, Java is far from enough to master exceptions. Chen baozi, who has a big factory dream, always has to come on! Oriki! If you have any questions during reading, pUTF-8...
Posted by monstro on Wed, 27 Oct 2021 20:02:37 +0530
Basic use of Go built-in Log package
Using Logger The log package defines the logger type, which provides some methods to format the output. This package also provides a predefined "standard" logger, which can be used by calling the functions Print series (Print|Printf|Println),Fatal series (fatal|fatalf|fataln) and Panic series UTF-8...
Posted by tom100 on Wed, 27 Oct 2021 21:13:17 +0530
Django Learning Notes Part 3: View Layer Notes for Django
1. View Functions A view function, or view for short, is a simple Python function that accepts Web requests and returns Web responses. The response can be HTML content for a Web page, a redirect, a 404 error, an XML document, or a picture... Anything can work. The response is returned regardlesUTF-8...
Posted by Boxerman on Wed, 27 Oct 2021 21:59:14 +0530