Git branch version management

Git branch version management                    the mainstream code management tool is basically GIT. Although svn is also used by some people, it is not so much. Git is still accepted by most people. The c ...

Posted by cwetherbee on Sun, 19 Jan 2020 02:48:59 -0800

Easily ignored points of js Foundation

1 if ( typeof v === 'undefined') { // true } if ( typeof null === 'object') { // true } 2 Number(null) //0 5 + null //5 Number(undefined) //NaN 5 + undefined //NaN 3 integers and floating points There are no integers at all at the bottom of JavaScript language. All numbers are decimals (64 ...

Posted by inutero on Sun, 19 Jan 2020 02:45:14 -0800

Programming exercises in Chapter 3 of C++ Primer Plus

outline The programming exercises in this chapter mainly focus on the application of different data types (when to use what data types are better) and type conversion (the definition of data types is different from the type required in actual calculation) 3.1 feet and inches for height #include<i ...

Posted by SilverFoxDesign on Sun, 19 Jan 2020 02:01:04 -0800

PyTorch series: 2.CIFAR-10 classification

To realize the classification of CIFAR-10, the steps are as follows: Loading and preprocessing CIFAR-10 datasets using torch vision Defining network Define loss function and optimizer Train network and update network parameters Test network 1. CIFAR-10 data loading and preprocessing import to ...

Posted by Ivan_ on Sun, 19 Jan 2020 01:47:12 -0800

The way of Flutter state management

Pick up another article. The way of Flutter state management (4) This article mainly introduces the shuttle ﹣ mobx Fish Redux Version: 0.2.7 Library address: https://github.com/alibaba/fish-redux/ Evolution process concept object Explain Subordinate Library Action Represents an intent that ...

Posted by LuAn on Sun, 19 Jan 2020 01:37:59 -0800

List de duplication problems and methods

How to de duplicate the list, which is often asked in the interview, is used to check your mastery of the list data structure and related methods, and to show whether your java foundation is solid.As we all know, set sets are characterized by no repeating elements. If the data type in the collection is the basic data type, you can directly conv ...

Posted by kurky on Sun, 19 Jan 2020 01:15:26 -0800

Registration and discovery of Pigeon service

Last article: What happened to a call to the server of Pigeon In the previous section, we introduced the process of the request calling of Pigeon, so how is the service of Pigeon perceived by the caller? We know that RPC usually has a registry to store the information of service testing (ip, port, etc.) ...

Posted by hmiller73 on Sun, 19 Jan 2020 00:59:17 -0800

Discussion on cache, buffer and swap caused by free

Discussion on cache, buffer and swap caused by free $ free total used free shared buffers cached Mem: 8062624 7910056 152568 0 5232 964468 -/+ buffers/cache: 6940356 1122268 Swap: 4194296 2592660 1601636 total: the ...

Posted by abx_2112 on Sun, 19 Jan 2020 00:40:57 -0800

Talk about multithreading

I. progress Concept: A process is a running program, which represents the memory area occupied by the program. For example: 360 is a program, and there are many processes running when 360 is running, as shown below. Characteristic: Independence: a process is an independent entity in the sy ...

Posted by wpsd2006 on Sun, 19 Jan 2020 00:37:14 -0800

throw/throws keyword and custom exception in Java

throw Throw is used to throw objects of specific exception classes, generally used in method bodies. When to use: throw an exception object to remind the programmer when the written code does not meet certain conditions and the program cannot run. Python like raise public class Student { private int ...

Posted by webpoet on Sun, 19 Jan 2020 00:05:40 -0800