Python Basic Grammar - Circulation (1)

Learning materials: Python Language Programming: Liang Yong Preface Today, I continue to learn the loop part of Python basic grammar, which is used to execute a large number of commands that need to be repeated, mainly while and for loops, while learning to use break and continue to control loops. while Loop This is a conditio ...

Posted on Mon, 01 Apr 2019 06:15:30 -0700 by ambivalent

Python Chapter 3 Functional Programming, Recursion, Built-in Functions

Python Chapter 3 Functional Programming, Recursion, Closure   Welcome to the Linux_Python Learning Group  Group number: 478616847     Catalog: Functional Programming Pass Participation Return Value recursion Anonymous function closure Higher order function Built-in function ...

Posted on Mon, 01 Apr 2019 03:57:30 -0700 by savetime

Dynamic Programming Method for Knapsack Problem

Catalog  0/1 knapsack problem Complete Backpack Multiple backpacks 0/1 knapsack problem #include <iostream> #include<cstdio> #include<string.h> #define N 100 #define M 100 #define MAX(a,b) a < b ? b : a using namespace std; struct Goods { //int id; / / item number int weight;//Weight of artic ...

Posted on Mon, 01 Apr 2019 03:06:30 -0700 by datoshway

WebGL Learning Series - Drawing Multiple Points Using Buffer Objects

Preface Generally speaking, the number of points we need to draw is very large, so it is impossible to draw point by point like the first program. WebGL provides buffer objects to handle the data problem of drawing multiple points. Preview effect map coordinate system To better understand the location of points, we need to know the c ...

Posted on Sun, 31 Mar 2019 19:48:29 -0700 by ingchun

[ZOJ 2676] Network Wars Network Wars Network Wars Network Flow 01 Score Planning

Title Description Byteland's network consists of n servers connected by m fibers. Each optical fiber connects two servers, and data can be transmitted bidirectionally on the optical fiber. Two servers in the network are extremely important. They connect the global network and the presidential government network respectively. Server numb ...

Posted on Sun, 31 Mar 2019 11:51:28 -0700 by Bit343

View python's module and function help documentation methods

One advantage of Python is that it has a large number of self-contained and online module resources, which can provide rich functions. When using these modules, it will take too much time to find online documents on the website every time, and the results are not necessarily accurate. So here's a description of python's own viewing help functi ...

Posted on Sun, 31 Mar 2019 04:42:29 -0700 by Tonic-_-

Question Set for Re-examination

Topic: An integer, it is a complete square after adding 100, and 168 is a complete square. What is the number, please? Procedure analysis: Suppose the number is x. 1. Then: x + 100 = n2, x + 100 + 168 = m2 2. Computational Equation: M2 - N2 = m + n (m - n) = 168 3. Settings: m + n = i, m - n = j, i * j =168, at least one of I a ...

Posted on Sat, 30 Mar 2019 23:12:29 -0700 by ac1982

ABP Introduction Series (11) - Writing Unit Tests

ABP Introductory Series Catalogue: Practical Exercise on Learning Abp FrameworkSource path: Github-Learning MpaAbp 1. Preface In computer programming, unit testing is a software testing method by which individual units of source code, sets of one or more computer program modules together with associated control data, usage procedures, and ope ...

Posted on Sat, 30 Mar 2019 13:24:29 -0700 by redsox8185

IOS Multithread Tasks (Review)

Wechat Public Platform Five-state model of process 1 2 thread Threads are the basic execution units of processes All tasks in the process are done in threads 3 Multithread Task Execution Mode Serial One Task One Task Execution Simultaneous execution of multiple tasks in parallel 4 How IOS creates multithreading 5 pThr ...

Posted on Sat, 30 Mar 2019 11:00:29 -0700 by Donnamabob

Java 8 Functional Programming: Lambda Expression Types and Common Functional Interfaces

[TOC] 1 Preface Recently, looking at the source code of some open source projects, functional programming style code is everywhere, so you have to learn it well. 2 Lambda expression type No parameter: Runnable noArguments = () -> System.out.println("Hello World!"); noArguments.run(); One parameter: UnaryOperator<Boolean> oneArgument ...

Posted on Sat, 30 Mar 2019 07:15:30 -0700 by foolygoofy