First Understanding RabbitMQ Arrangement

Introduction to RabbitMQ RabbitMQ is a message queue that acts as a proxy, allowing software and applications to connect and expand. These applications can be linked together to form a larger application, or connect user equipment and data. Message system achieves asynchronization and decoupling of applications by separating the sending and re ...

Posted on Mon, 05 Aug 2019 03:42:42 -0700 by ctsttom

Javascript on the Development of Asynchronous Programming

Preface PS: 2018/08/08 to simplify2018/08/09 Retypesetting layout, full use of ES6 code and directly attached to the output results, supplementary details2018/08/13 Supplement Async. await with examples2008/08/20 Added Async. await and Proise. all How to use them in traversal situations As mentioned above, about Javascript Execution Mechanism - ...

Posted on Mon, 05 Aug 2019 00:09:47 -0700 by thompsonsco

javascript coding specification

Preface In practice, we should often see some code that has no function problems, but the coding style and specifications are very bad, which often makes people dare not read further, and even affects the mood of the reader for a day. These codes are not only hard to read, but also hard to maintain. They are usually written by beginners or ...

Posted on Wed, 03 Jul 2019 12:12:31 -0700 by Loriq

async function of JS asynchronism

This article is the last in a series of articles entitled Deep Understanding of ECMAScript 6 Asynchronous Programming. The Meaning and Usage of Generator Function The Meaning and Usage of Thunk Function The meaning and usage of co function library The Meaning and Usage of async Function I. Ultimate Solution Asynchronous operation is a trou ...

Posted on Sun, 16 Jun 2019 13:00:49 -0700 by amandas

MYSQL must read notes

Chapter 9 Searching with Regular Expressions Chapter X Creation of Calculating Fields Chapter 11 Use of Data Processing Functions Chapter XII Summary Data 12.1 Aggregate Function We often need to aggregate data rather than actually retrieve it, providing an aggregation function for MySQL. Determines the number of rows in the tab ...

Posted on Sat, 15 Jun 2019 17:28:00 -0700 by rxero

[Python] wxPython Edit Box Component Learning Summary (Original)

1. Summary 1. Constructions of four common edit boxes 1. Normal Edit Box        Simple edit box with one-line input (? For the object in the box, the same below)       self.textBox = wx.TextCtrl(parent = ?) 2. Password edit box        Asterisk masks the password box of the input character       self.textBox = wx.TextCtrl ...

Posted on Sat, 01 Jun 2019 10:19:24 -0700 by zinc

ES6 - (Syntax for Generator functions)

1. Introduction The_Generator function is an asynchronous programming solution provided by ES6, and its syntax behavior is completely different from that of traditional functions.Syntax, the Generator function is a state machine that encapsulates multiple internal states.Executing the Generator function returns a traverser object, which is al ...

Posted on Wed, 29 May 2019 10:31:17 -0700 by pyfsapple

ES6 Iterator and Generator

Iterator JavaScript's original data structure for "collections" is mainly Array and Object. ES6 adds Map and Set. This requires a unified interface mechanism to handle all the different data structures. Iterator is such a mechanism. It is an interface that provides a unified access mechanism for various data structures. Any data struc ...

Posted on Sun, 19 May 2019 09:06:44 -0700 by blogfisher

Explanation of python's four major functions

Python's four functions: 1. General functions 2. Default function 3. Keyword function 4. Collecting parameters   1. General function a. Define variable names directly when defining b. Place variables or values directly in the specified location when invoking        def function name (parameter 1, parameter 2...): Function ...

Posted on Fri, 17 May 2019 18:26:29 -0700 by backinblack

P1427 Numeric Game for Little Fish (Logu)

This article turns from a Luogu God cow, a water topic can think of so many ways, admire Title Description Fish has recently been asked to play a number game and ask him to remember a string of numbers he sees (not necessarily long, end with 0, no more than 100, no more than 2^32-1), then read them back (the number 0 for the ...

Posted on Sun, 12 May 2019 00:21:58 -0700 by daneth1712