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Godefer keywords to look out for

一:go defer 声明的代码在goroutine 没有执行:package mainimport ( "fmt" "time")var ch chan intfunc main() { ch =make(chan int) for i:=0;i<10 ;i++ { go test(i) } for i:=0;i<10 ;i++……

Industryradical in Chinese characters (Kangxi radical 2)Steam platform data for November is out, Vive users may have exceeded 400,000

A few days ago, Valve released a summary of hardware and software data for the Steam platform in November, and according to the data, the HTC Vive's market share has finally stopped falling, while the Oculus R……

The Resource Fundamentals of machine learning : a case studyby University of Washington

Two machine learning related resources were previously shared, namely The Most Complete Collection of Deep Learning Resources (Github: Awesome Deep Learning) and Learn Deep Learning by Doing It By Amazon AI:Mu ……

Eight events to review the O2O industry in 2015, BAT who first general?

In 2015, in this day and age battle of O2O, all the superficially seemingly fodder and fierce competition of the fight, behind all inseparable from the BAT platoon. According to incomplete statistics, the thre……

Python multi-process parallel programming in practice - use of mpi4py

Column❈PytLab, columnist of Python Chinese community. He mainly works on applications in scientific computing and high performance computing, mainly in Python, C, C++. Familiar with numerical algorithms (opti……

Adversarial Samples for Deep Learning

Current deep convolutional neural networks (CNNs) meet or exceed human performance in several vision-related tasks, such as classification of images, face recognition, etc. Also, CNNs are easy to fool, and we ……

Why do you program in English but not in Chinese? The programmer's cousin spills the beans

Why do you program in English but not in Chinese? The programmer's cousin spills the beans You've all seen programming in real life, right, and many people think it's awesome because it's all a string of unrea……

Spring integration with shiro for login authentication

First, the background   In fact, very early in the project, there is the use of shiro to do login authentication, until today to think about this again, I took the time to build a spring + springmvc + mybatis ……

SAP Best Business Practices:FI-Accounts Receivable (157)-11F-32 Manually Liquidate Outstanding Items in Customer Accounts

4.12 F-32 Manual liquidation of outstanding items in customer accounts Liquidation of outstanding client projects. For example, if the balance of the item to be cleared is not zero, you can create a surplus of……

Whatever your name is 360 or 3721, it's still a familiar rogue

February 20 afternoon news, today microblogging netizens @creeping silk of the House of Everything posted that the B station database suspected of leaking, most people in the B station bound mobile phone numbe……

Do you really know everything about WeChat when you dip into it every day?

Author: Leng Si Zhen Remember the previous butchered version of Top Gun? The movie that has been swept through the world of friends fulfills all the fantasies of game fans and comic book fans. As an ordinary p……

Solution for UITextView autoscrolling

Idea: After the UIView is loaded 3, use NSTimer combined with setContentOffset to scroll the UITextView down 1 pixel. Stops the NSTimer when it scrolls to the bottom. Destroy the NSTimer before each manual scro……

hdu1007

/* *Recent problems with pointing right*/#include#include#includeusing namespace std;const int SIZE = 100005;const int L = -1;const int R = 1;typedef struct{int index;double x;doub……

JavaScript Learning Notes 010 - The Use of DOM Nodes

Author: Mr. Yanagi Uehara Put in as much effort as any May all our efforts not be let down by life without forgetting the original intention, we can only achieve the same goal (idiom); remain true to one's orig……

Examples of linear algebra, matrices, and image processing

I've been experimenting with the phase shift method recently and have learned a bit about images. Other students complained to the editor that linear algebra It doesn't seem to help. . It's sometimes naive to ……

linux security tips

It is always a challenge for system administrators to make their products' systems more secure from hackers and hacks. This is our first article on topics like "How to make Linux systems more secure" or "Harde……

Weining health dynamic review: a quarterly profit exceeded expectations, the company's performance of high growth

Wining Health Announces 2018 Quarterly Report Preview : Net profit attributable to the mother of 37.73 million yuan - 43.13 million yuan, an increase of about 40% - 60% year-on-year. First quarter profit excee……

Interview with IBM's Su Zhong: Cognitive Computing Key Technologies Explained

7month26-27 sun, Sponsored and hosted by the Chinese Society for Artificial Intelligence、CSDN contractor2015 China Artificial Intelligence Conference(CCAI 2015) Held at Beijing Friendship Hotel。IBM China Instit……

Leisurefull: the era of innovative smart wearable devices leading the way in health management!

Wearable devices can be used to track personal life and movement and provide data sharing, especially in the field of medical wearable devices will be the most popular in the future, and the major giants are n……

Testing of HBase Time Aging

Recently thought of testing the time aging on HBase storage.Hbase itself still offers this functionality, and it's still very good overall.First create a test table。create 'ttt','f'hbase(ma……

Teacher listening and evaluation system design

Demand analysis: Managing teachers to arrange classes for tenured teachers, Arranging for teachers to attend classes, Listening to teachers in the classroom, Use of mobile phone records Student Performance、 Tea……

have a chatMVC mode

Today we'll talk aboutMVC mode。1. How to design the structure of a program, It's a specialized discipline., be called" Architecture Model"(architectural pattern), A methodology that belongs to program……

RMI

RMI Definition : RMI is Remote Method Invocation (RMI). The ability to have an object on one java virtual machine call methods on an object in another java virtual machine as if it were ……

How to build a highly available redis architecture?

1 Inscription Redis is an open source ANSI C language, network-enabled, in-memory persistent, Key-Value database with APIs in multiple languages. Today, data for Internet business is growing at a faster rate a……

Microsoft Open . NET Framework Source Code

Microsoft will make Visual Studio 2008 available at the same time as its official release. NET framework's source code repository, open is based on Microsoft Reference License s, which……