Implementation of golang fuse

A fuse is like a fuse. When there is a problem with the services we depend on, we can be fault tolerant in time. On the one hand, it can reduce the dependence of dependent services on their own access and prevent avalanche effect; on the other hand, it can reduce the request frequency to facilitate the upstream recovery of services as soon as p ...

Posted on Sat, 27 Jun 2020 22:58:56 -0400 by jdaura

iOS animation - window view (end of 3)

This article is the third in a series. Friends who have read the previous article already know that "view" in the title refers to view and "window" refers to view view.mask , the window view chapter is combing mask and mask animation. If you are not familiar with iOS mask, it is recommended to take a look first Part I. In t ...

Posted on Sat, 27 Jun 2020 22:30:29 -0400 by varghesedxb

Dirty_COW_Race_Condition_Attack

Article catalog preface 1. Summary & & summary 2. Preparations 2.1 mmap function 2.1.1 application of MMAP function 2.2.2 difference between MMAP and normal file operation 2.2 copy on write mechanism 2.2.1 mmap function MAP_PRIVATE parameter 2.2.2 madwise function 3. Dirty COW 4. Result ...

Posted on Sat, 27 Jun 2020 22:04:03 -0400 by AceE

Encapsulating rapid JSON for database and network data transmission

background I want to complete json as the data medium to operate the database and network transmission. Looking up the data, we found that rapid json is a popular json library, and it is fast. But in my way of use, it's very cumbersome to use, and my purpose is data exchange. Rapid json is very common. It seems that it should be a value transfe ...

Posted on Sat, 27 Jun 2020 21:28:01 -0400 by rajeevbharti

A course of neural network based on DGL library Diagram -- basic drawing operation

Recently contacted with graph neural network, I feel that this device can provide multi granularity perspective. After abstracting the research object, we can classify the nodes, the edges and the whole graph. Graph neural network provides the ability to describe specific objects with multi granularity. ...

Posted on Sat, 27 Jun 2020 20:46:38 -0400 by bigphpn00b

Python3 selenium 3 learn from the framework to realize the code selenium makes you get twice the result with half the effort

Last post Brief stay Last blog post It has been learned in: using execute to send a request to the remote server will interact with the browser through webdriver, and sending the defined command constant can obtain some relevant information. Where the execute method implementation is already on A blog post There are implementation instructions ...

Posted on Sat, 27 Jun 2020 04:39:34 -0400 by newbienewbie

spring data operation ES can't smell any more

introduction Elastic search (hereinafter referred to as ES) is not as easy to start with as mysql. Many java programmers will find the java client of ES difficult to master, although the high level client officially recommended by ES 7.x is much easier to use than the early TransportClient. Spring Boot provides us with very convenient retrieval ...

Posted on Sat, 27 Jun 2020 00:31:27 -0400 by pradeepss

Detailed summary of linear table (array, linked list, queue, stack)

Linear table is a very basic and important data structure, which mainly includes the following contents: array Linked list queue Stack Next, I will make a detailed summary of these four data structures, including more than a dozen common operations on the linked list. I hope it will help you. 1. Array Array is a linear table data structure. I ...

Posted on Sat, 27 Jun 2020 00:08:28 -0400 by bache

Call Baidu Statistics API

Baidu Statistics provides users with access to API, enabling users to customize UI without entering Baidu Statistics website.There are two account systems in Baidu Statistics: Baidu Business Account and Baidu Account. The former is the early user account of Baidu Statistics. Based on Baidu Business Account, this paper explains how to access sta ...

Posted on Fri, 26 Jun 2020 13:58:24 -0400 by Lodar

Beego Learning Notes 13:Api Writing

Api Writing 1> The common data formats used by api are json and xml. 2> Here's how different data formats are used 1->JSON data direct output. After calling ServeJSON, the content-type is set to application/json, and the data is serialized as JSON output 2->Direct output of XML data After calling ServeXML, the content-type is set to ...

Posted on Fri, 26 Jun 2020 12:14:22 -0400 by Qlubbie