Constellation judgment blog

Constellation judgment blog Preface My love for the front end can be extended to my love for life. This is my sixth week in the anti war class. Starting to learn the scripting language JavaScript makes my front-end development more likely. I think programming learning should not be limited to the cl ...

Posted on Fri, 13 Mar 2020 21:57:27 -0700 by vidyashankara

Image direction after iOS UIImagePickerController upload

I'm testing my iPhone app on iOS 3.1.3 iPhone. I am using UIImagePickerController to select / capture images: UIImagePickerController *imagePicker = [[UIImagePickerController alloc] init]; [imagePicker setSourceType:UIImagePickerControllerSourceTypeCamera]; [imagePicker setDelegate:self]; [self.navigationController presentModalViewController ...

Posted on Fri, 13 Mar 2020 21:08:04 -0700 by Talon

LeetCode Combination Sum I,II,III,IV

introduce Small goal of leetcode 300 This is a kind of problem, which can be solved by backtrack. Here, we will compare the similarities and differences. First, Combination Sum I, problem: given an int array, which does not contain repeated numbers, now you need to take some numbers from it repeatedly ...

Posted on Fri, 13 Mar 2020 20:25:00 -0700 by avario

BUPT2014 Counselling Afternoon Computer Test of Java Questions

Topics are collected in your forefathers, invaded or deleted. Topic 1 Median Title Description Given a non-descending column of length N, find the median of the column. Median: When the item number N of a number column is odd, the variable value at the middle of f is the median. When N is even, th ...

Posted on Fri, 13 Mar 2020 18:17:00 -0700 by rkeppert

Play U3D scene conversion + level selection together

Scene Conversion In games we often have the use of scene transformations, such as teleportation arrays So how do you convert scenes in U3D? Suppose we now have two scenarios: So how do you switch between these two scenarios? First, open the following interface Then drag our scene into the open inter ...

Posted on Fri, 13 Mar 2020 17:54:49 -0700 by jaronblake

opencv basic threshold to achieve image threshold output · basic explanation (including gif effect picture)

Article directory Explanation purpose display Threshold function: cv.threshold application image threshold operation Introduction to function parameters Basic introduction to threshold type Code instance Gray image example Traverse (grayscale) all cases - all threshold type effects display (and co ...

Posted on Fri, 13 Mar 2020 09:18:45 -0700 by silviuchingaru

FutureTask Source Complete Interpretation

1 Introduction Last blog post " Introduction to Asynchronous Task Service "Brief introduction and analysis of FutureTask, here is another in-depth analysis of FutureTask (based on JDK1.8). FutureTask implements both Future and Runnable interfaces, so it can be handed over to Executor to perform this task, or run methods can be execute ...

Posted on Thu, 12 Mar 2020 11:45:06 -0700 by jj33

Data analysis case -- data analysis of 2012 US presidential campaign sponsorship

An analysis of the data of US presidential campaign sponsorship This article is from Alibaba cloud Tianchi laboratory, Original address of caseFor reference, Xiao Wang, a self-taught data analysis student, wrote and analyzed the data by himself. The codes and results are as follows 1. Import related p ...

Posted on Thu, 12 Mar 2020 05:46:17 -0700 by sam2004

Week 1: Enumeration

Enumeration: a solution strategy based on trying answers one by one Example 1: perfect cube Description: A perfect cubic equation is defined as (a^3) = (b^3) +(c^3) +(d^3). For example, 12, 6, 8, 10. Write a program to find all four tuples (a,b,c,d) for any given positive integer n (n < = 100), so th ...

Posted on Thu, 12 Mar 2020 04:39:46 -0700 by susannah

C programming fourth edition after class exercises - Tan Haoqiang

#include<stdio.h> #include <string.h> #include <math.h> /*2.4.1 There are two bottles A and B. put vinegar and soy sauce respectively, and ask to exchange them*/ void swapaandb(int *a,int *b){ int temp=*a; *a=*b; *b=temp; } /*Input 10 numbers at a time, and output the largest number ...

Posted on Thu, 12 Mar 2020 03:16:16 -0700 by tryingtolearn