Problems with Android setPolyToPoly (2)

Problems with Android setPolyToPoly (2) Question: The question is still the last one ( Problems with Android setPolyToPoly (1) ) Problem, which was solved with hardware acceleration in the previous article, but he may have black edges around the drawn quadrilateral on some mobile phones. It is suspected that the trans ...

Added by Dominator69 on Mon, 20 Jul 2020 18:45:18 +0300

Explosion series: in depth exploration of automatic construction technology of Gradle

0 preface   Obviously, Gradle is a powerful build tool, and many articles only treat it as a tool. However, Gradle is not only a powerful build tool, it looks more like a programming framework. The composition of Gradle can be divided into the following three aspects:   1) , groovy core syntax: including groovy basic syntax, closure, dat ...

Added by datoshway on Wed, 24 Jun 2020 04:54:07 +0300

Don't worry about picture processing, give you ten helpers

In this paper, Apollo will introduce ten "little helpers" for your little buddies, each with unique skills such as blurring, compressing, cropping, rotating, synthesizing, and comparing.I'm sure you'll be able to cope with most picture processing scenarios easily once you know them. But before ...

Added by tr0gd0rr on Tue, 23 Jun 2020 04:29:55 +0300

Android Solution Android 10.0 Specifies hotspot network non-communicative issues via hotspot name and password connections

1 Question Android 10.0 devices connect to another device through a hotspot name and password to specify a hotspot, but they still cannot communicate with each other and the network is unreachable. The Android 10.0 device connects another set of designated hotspots by hotspot name and password. I'm using the official API and can refer to this ...

Added by modigy on Tue, 23 Jun 2020 04:07:36 +0300

Qt open source work 37 network transfer server

1, Foreword Qt has been developed for 10 years, including many projects. Based on the rapid development of web and mobile Internet, a large number of application scenarios need a network transit server, which can realize mobile app or other client remote control devices. Now the Internet of things is developing very rapidly, which is the genera ...

Added by j_miguel_y on Sun, 21 Jun 2020 06:10:18 +0300

Lab 2 Android Data Storage Instance Address Book

Lab 2 Android Data Storage Instance Address Book 1. Experimental Purpose (1) Skilled in UI interface design process and methods; (2) To further understand the establishment and operation of the SQLite database; (3) Skilled in Andriod database programming. 2. Experimental Environment (1) Hardware: PC, ot ...

Added by tippy_102 on Wed, 17 Jun 2020 04:20:28 +0300

269 JavaScript utility functions to improve your work efficiency

130.blob to file  /**     *  @param { blob } blob     *  @param { string } fileName        */    export const blobToFile = (blob, fileName) => {     blob.lastModifiedDate = new Date();     blob.name = fileName;     return blob;     }; 131.file to base64  /**     * @param { * } file Picture file       ...

Added by Mikester on Mon, 15 Jun 2020 08:00:19 +0300

SQL Server advanced query and T-SQL programming and transaction DQL+DML+DDL+DCL to realize warehouse inventory management system (example code display)

SQL Server advanced query and T-SQL programming to realize warehouse inventory management system SQL Server advanced query and T-SQL programming SQL Server advanced query and T-SQL programming to realize warehouse inventory management system 1. Language and environment 2. Functional requirements 3 ...

Added by bleh on Sat, 13 Jun 2020 09:21:58 +0300

Data insight | Python interpretation stall - do you want to set up a stall to sell anything?

I know there is a problem: after the epidemic, what is the most thing you want to do?   Many people study python and don't know where to start.Many people learn python, master the basic syntax, do not know where to find cases to start.Many people who have already done cases do not know how to learn more advanced knowledge.Then for these three t ...

Added by Chafikb on Fri, 12 Jun 2020 10:42:28 +0300

It's multithreaded, so beginners can understand it

What is thread When it comes to threads, we should first understand what a process is. You should be familiar with this picture. The programs we see running separately are independent processes, and the processes are independent of each other. The 360 browser and Baidu cloud disk in the above figure are all independent processes. So what are th ...

Added by davidlenehan on Fri, 12 Jun 2020 09:03:54 +0300