Python reptile's movie paradise, novice training project

  preface: This paper is very simple and easy to understand. It can be said that it is zero basis and can be mastered quickly. If you have any questions, please leave a message and I will reply as soon as possible. The code of this article is stored in github 1, The importance of reptiles: If the Internet is compared to a Spider web, Spide ...

Posted on Sun, 26 Apr 2020 02:50:34 -0700 by sdotsen

Using Python to calculate stock futures and quantify programmed Trading

If the futures market is defined as a battlefield, then the multi-party and air side are soldiers fighting in the battlefield. Therefore, it is very important to know the war situation of both sides in time. Know one's own and know the other's, there will be no danger in a hundred battles! 1, Getting to know tick data In every futures market so ...

Posted on Sun, 26 Apr 2020 00:58:44 -0700 by Jona

Powershell EWS API delete mixed deployment Office365 and Exchange messages

Environment requirements: Powershell 5.0, plus domain computer Install EWS API to default locationhttps://www.microsoft.com/en-us/download/details.aspx?id=42951 For permission configuration, add the ApplicationImpersonation role in the Exchange management center of Office365 and the Exchange management center and administrator role, and add ...

Posted on Sat, 25 Apr 2020 08:09:24 -0700 by smellicus

Heap source code and application: heap sorting, priority queue, TopK problem

1. piles Heap (Heap)) is an important data structure, which is the first choice to implement priority queues. There are many variants of heap, including binomial heap, Fibonacci heap, etc., but only the most common one (hereinafter referred to as heap) is considered here. Heap is a binary tree that satisfies certain properties. Specifically, ...

Posted on Fri, 24 Apr 2020 22:16:06 -0700 by rich___

Kotlin Android (one project from scratch)

LoveDairy In learning the project of kotlin development tutorial (takeout of black horse) with black horse programmer, I suddenly thought that I would copy and run the code with him, and at the same time, I would create a program of my own from scratch through the method I learned. At the same time, I would record my daily learning on this p ...

Posted on Wed, 22 Apr 2020 22:00:09 -0700 by ScubaDvr2

STS Python SDK authorizes temporary users to read and write OSS resources

Explanation of terms RAM (Resource Access Management) and STS(Security Token Service) It's provided by alicloud Authority management system. RAM is mainly used to control the authority of account system. You can use RAM to create sub users within the permission range of the main account, and assign different permissions to different sub users t ...

Posted on Tue, 21 Apr 2020 18:55:58 -0700 by Shendemiar

ios 2-D code scanning (WeChat 2-D code scanning sound effect)

Thank you very much for using your valuable time to read my articles. Today you have brought a demo scanned by native QR codes. The code written a long time ago is used by recent projects. When you think there is a great possibility to use it in the future, you turn it out and sort out a demo. If you need it, you can make a reference.If you nee ...

Posted on Tue, 21 Apr 2020 09:55:06 -0700 by williamg

PowerShell audit Office365 mailbox operation log

In Office365, we can get messagetrace to track the records of mail sending and receiving, but for a specific mailbox, how to get the information of related operations, such as who deleted and moved some mail? In particular, some mailboxes may have access to many people, and then a certain email can not be found, how to track the operation log? ...

Posted on Tue, 21 Apr 2020 07:23:36 -0700 by doni49

Android adds shadow effect to layout and control

There are two solutions to increase the shadow effect and make the control or layout look three-dimensional. 1. Directly use the code of attribute: android:elevation="4dp" to achieve the effect. Elevation represents the altitude, which is the height of z axis of the layout. Adjust the height, and you can choose the weight of the sha ...

Posted on Mon, 20 Apr 2020 09:40:01 -0700 by eddy666

Learning notes of c-orm: T4 introduction and database entity generation

What is T4? 1.1 T4 introduction T4, the four letter combination with t beginning: Text Template Transformation Toolkit, is the code generation engine officially used by Microsoft in Visual Studio 2008. T4 is a mixed template composed of some text blocks and control logic. In short, T4 can generate the files you want according to the template, s ...

Posted on Mon, 20 Apr 2020 02:22:18 -0700 by youscript