Bottom SheetDialog usage in Android (bottom pop-up Dialog)

As we all know, many menus of IOS pop up from the bottom, which is a good way to show, and the ugly Android default bomb box has always been everyone must abandon, so how do we Android make the corresponding effect bomb box. Here we will introduce this approach. Bottom pop-up layout dialog_goods_sk ...

Posted on Wed, 09 Oct 2019 22:12:42 -0400 by biocyberman

[Redis5 Source Learning] Analysis of scan of redis command

Grape Command grammar Implication of order: Incrementally iterates over a set element. Command format: SCAN cursor [MATCH pattern] [COUNT count] Command actual combat: redis 127.0.0.1:6379> scan 0 1) "17" 2) 1) "key:12" 2) "key:8" 3) "key:4" 4) "key:14" 5) "key:16" 6) "key:17" 7) "key:15" 8) "key:10" 9) "key ...

Posted on Wed, 09 Oct 2019 19:31:41 -0400 by marvelade

Greedy algorithm--1

Greedy Algorithm Greedy algorithm is to find the optimal solution in the current state, while dynamic programming is to find the optimal solution in all states, and dynamic programming can often be associated with recursion. For example, find the least lexicographical sequence of non-repetitive charac ...

Posted on Wed, 09 Oct 2019 14:38:16 -0400 by huckfinne

Use Go Read-Write Request

brief introduction Read request parameters Parameters in path Parameters in query Parameters in from Model binding Return response summary The current part of the code brief introduction With a web framework, the most basic thing is to read and write requests.Gin supports many kinds of request parameters and also supports multiple formats ...

Posted on Wed, 09 Oct 2019 13:26:49 -0400 by zoidberg

Crawling tens of thousands of web pages HTML content to generate DataFrame tables and then process column data to get the information I want.

The last generated data is Dataframe type, which contains url and urldata columns, urldata is crawling web page information, but it is the entire HTML content, there are codes, there are garbled, Latin is anyway everything. I screened it and showed me the information I wanted. Actually, I just take out ...

Posted on Wed, 09 Oct 2019 10:18:07 -0400 by The Saint

Ubuntu Porting FFmpeg and SDL 2

1.libx264 is a free H.264 encoding library. It is part of x264 project. It is widely used. ffmpeg's H.264 implementation is libx264. ffmpeg has 264 decode and no encoding. X264 is needed. Go to the official website to download a libx264 compressed file.I used x264-snapshot-20171212-2245.x264 official we ...

Posted on Wed, 09 Oct 2019 09:20:37 -0400 by 28rain

Basic knowledge of python

Basic knowledge of python Explain: Current version: 3.7.0 All examples are written in the file.py Reference course: Python tutorial Execution file python index.py All the code is in the same file index.py, and all parts refer to the same variable. start Output a hello world; print("hello world") Note: Code in.py file cannot be indented ...

Posted on Wed, 09 Oct 2019 08:58:13 -0400 by Sindarin

Payloload Data Transfer and Ctrip Ticket Checking Interface

payload in network message Usually when transmitting data, in order to make the data transmission more reliable, the original data should be transmitted in batches, and some auxiliary information should be added to the head and tail of each batch of data, such as the size of data volume, check bits, e ...

Posted on Wed, 09 Oct 2019 06:37:09 -0400 by djjjozsi

Graceful Library Picture Program Version 1.0

Graceful Library Picture Program Verson 1.0 Make a beautiful library image program today. The website is http://www.umei.cc/bizhitupian/. Crawler related processes: access to the target address - access to data - storage of data. Let's make the content of this page: Photo 1: Step 1: Find the notes un ...

Posted on Wed, 09 Oct 2019 03:43:15 -0400 by masson

GridView Use Details

Strongly Recommend Articles: Welcome to CollectionAndroid Dry Goods Sharing Read for five minutes, ten o'clock a day, and study with you for life. Here's Android, a programmer. This article mainly introduces some knowledge points in Android development. By reading this article, you will gain the following contents: Main Uses of GridView Grid ...

Posted on Wed, 09 Oct 2019 02:50:11 -0400 by Lodar