Some Basic Programming Problems of PHP

Preface Some basic programming questions of PHP have been sorted out. Often doing such questions can consolidate their own foundation, exercise their logical thinking ability, and may also be used in written interviews. Among these questions, the author has met in the written examination. I think the main purpose of this paper is to examine you ...

Posted on Mon, 19 Aug 2019 05:03:23 -0700 by gazever

Manjaro Beautification Configuration Tutorial

title: manjaro's Beautification date: 2019-04-24 22:59:57 tags: manjaro categories: manjaro Switching Source sudo vi /etc/pacman.conf Add arch source [archlinuxcn] SigLevel = Optional TrustedOnly Server = https://mirrors.ustc.edu.cn/archlinuxcn/$arch blackarch source (optional) [blackarch] SigLevel = Optional TrustAll Server = https://mirrors ...

Posted on Sun, 18 Aug 2019 02:41:12 -0700 by immot

php implements Alipay authorization to obtain user information

Recently, the company has a need, if users access the system using Alipay, they need to get some basic information of users, because they have not been exposed to the development related to payment packages before, it is still a bit cumbersome to achieve. Preparations for Development 1: Configure Sandbox Alipay Test Number In the development pr ...

Posted on Thu, 15 Aug 2019 20:23:06 -0700 by manhattanpaul

Micro-fuze black technology: mobile browser directly arouses the research of micro-fuze scheme

As a traffic dad, Wechat will be happy if it can flow from Wechat to its own platform!!! One way of micro fuse flow is to open a web site through a mobile browser, then start the micro-message, and jump to the micro-message page. Share the following research programs: Links are short links to microblogs: http://t.cn/RTqAzl8. Put i ...

Posted on Tue, 13 Aug 2019 23:20:55 -0700 by jplock

hdu 5575 Discover Water Tank left-handed tree

Topic link: http://acm.hdu.edu.cn/showproblem.php?pid=5575 Topic: Now there is a huge reservoir (which can be regarded as two-dimensional), and the middle of the reservoir is divided into n n n parts by n_1n-1n_1 baffles. You know the height of these baffles. Now you know the results of mmm detection. E ...

Posted on Tue, 13 Aug 2019 00:00:17 -0700 by jaapoost

Synchronization strategy for multithreaded programs

Catalog A Preliminary Study on the Use of C++11 Threads Waiting for an event or condition to occur with conditional variables Thread-safe queue adapters A Preliminary Study on the Use of C++11 Threads std::thread #include <thread> There is no danger of Race condition for read-only shared data ...

Posted on Sat, 10 Aug 2019 04:08:00 -0700 by tvance929

[Python] Python 3 Network Crawler Actual Warfare-44, Identification of Verification Code for Point Contact Selection

In the last section, we realized the recognition of the test verification code, but there is another common and widely used test code besides the test. The more representative one is the touch verification code. Maybe you are unfamiliar with the name, but you must have seen similar authentication codes, ...

Posted on Wed, 07 Aug 2019 01:24:17 -0700 by gp177

July 25, 2019 (Thinking)

Some people say I am not happy! Time is running out, even if it's still a lot of water, I don't have time to complain, topic! prob1: A A tree with n nodes contributes a little to its ancestors if and only if the distance between a node and one of its ancestors is less than the point weight. Finally a human nature \\\\\\\\\ Running every day Sim ...

Posted on Tue, 06 Aug 2019 17:57:50 -0700 by rachae1

Luogu-P2015 Binary Apple Tree

subject Title Link   Test score: 100     Main Algorithms: Tree DP, One Backpack     Topics: * Zero-one DP on the tree     Examination strategy: Memorized Search If it is an empty node Return the number of apples directly if it is a leaf node If none of the above is satisfied, DP state transition Set up DP transfer to lef ...

Posted on Tue, 06 Aug 2019 17:52:12 -0700 by direction

NOIP Analog Test 13

It's okay with the exam, but there's room for T3 to improve (I can't see the problem yet && I didn't get 4 points for the sample). Expected score: 80+40+0=120 Actual score: 80+85+4=169 Black line on one face.High T2 scores are the reason data are more water. Anyway, it's right to divide up the violence first. T1 Matrix Game Water? ...

Posted on Tue, 06 Aug 2019 15:40:33 -0700 by hashim