[4] Let's Review C + +!

**** ฅ՞•ﻌ•՞ฅ̊**** [4] Generic programming and STL! Template Function template function: To establish a general function, the function return value type and parameter type can be represented by a virtual type. Syntax: template Function declaration or definition Explanation: Template - declare create te ...

Posted on Fri, 19 Jun 2020 00:38:19 -0400 by mattkenefick

Probe into malloc metadata capture field pointer of C library

On a stormy day, write play. The wild pointer is annoying, which is easy to cause inexplicable memory stepping error. So how to judge whether a pointer is a wild pointer? Generally speaking, the memory used by users is in mmap_ Both sides of threshold (generally 128k) are managed by malloc and mmap resp ...

Posted on Tue, 16 Jun 2020 01:29:56 -0400 by evolve4

The stupidest way to solve a simple problem

Title: input a 5x5 matrix, move the largest element to the center, and place the four smallest elements in four corners (from left to right, from top to bottom, from small to large) Idea: the maximum value is the best to find. Loop through it once to find the maximum value and its address. Then I will find the smallest four numbers. My idea is ...

Posted on Mon, 04 May 2020 04:09:15 -0400 by irbrian

[Oracle11g] 11_Table Partition

Catalog 1. Traditional table partition types 1.1 Range Partition 1.2 hash partition 1.3 List Partition 1.4 Composite Zoning 2.Oracle 11g New Partitions 2.1 Reference Partition 2.2 Interval Partition 2.3 Partitions based on virtual columns 2.4 System Partition 3. Summar ...

Posted on Thu, 09 Apr 2020 01:06:09 -0400 by daedalus__

POJ Longge's problem integrability function

Portal thinking Reference code Portal thinking I just learned the number theory function and came back to look at this question. I'd like to know how I've lived before... It is found that this data scale can only be forced to deduce, so I took a look at the code together and found the way to do it. ...

Posted on Tue, 31 Mar 2020 11:39:24 -0400 by johnbruce

Object's life cycle

About the life cycle of objects~ Let me show you an example: Here we print the corresponding function name and parameter list in construction, copy, assignment and destructor. class Test { public: Test(int a=5,int b=5):ma(a),mb(b) { cout << "Test(int,int)" << endl; } ~Test() { ...

Posted on Thu, 26 Mar 2020 12:36:21 -0400 by Rongisnom

(c language) 02 - multiplication and addition of linear structure 2-ary polynomials (20 points) (detailed explanation)

It's also a question about the structure of linear table. When we get the question, although we see the amount of question is very short, in fact, the amount of code it implements is quite large. Therefore, understanding the topic can write a long code. #include<stdio.h> #include<stdlib.h> t ...

Posted on Sun, 15 Mar 2020 07:26:51 -0400 by amclean

Bezier curve node

If you see a formula of bezier curve on the Internet, you can use Maya's nodes to realize it and see the effect. The specific formula is as follows: This is a two-dimensional, three-dimensional transformation plus a z-axis, import maya.OpenMayaMPx as OpenMayaMPx import maya.OpenMaya as OpenMaya class ...

Posted on Sat, 14 Mar 2020 11:30:10 -0400 by HoTDaWg

Java modifiers and encapsulation with set get method

Java modifier: No restrictions on Public access private can only be accessed in this class, and subclasses are not visible protected can be accessed in this package and in subclasses of other packages. Subclasses of this package are visible default can be accessed in this package. The subclass of this p ...

Posted on Tue, 10 Mar 2020 03:47:13 -0400 by krupapatel

Five cases of python game development

1. Sequence Application - Word Guess Game 1. Introduction to the game A word guessing game is when a computer randomly produces a word that disrupts the alphabetical order for players to guess.This game uses a control character interface. 2. Programming Design Ideas In a game, tuples in the sequence can be used to store all the words to be ...

Posted on Sun, 08 Mar 2020 14:19:39 -0400 by Dada78