Packaging Web foreground programs with Ant

Summary This article uses a simple Web project as an example to describe how to package a Web foreground program using ANT.Contains three parts: file copy, compile, and package; complete these three parts and you get a War that runs under Tomcat. Installation of ANT, setting of environment variables, etc. are omitted.There are many articles ...

Posted on Tue, 05 May 2020 09:00:28 -0400 by Frapster

Palindrome string algorithm Manacher

Palindrome string algorithm Manacher First, in a very clever way, all possible palindrome substrings of odd / even length are converted to odd length: a special symbol is inserted on both sides of each character. For example, abba becomes a, B, a, and aba becomes a, B, and a. In order to further reduce the complexity o ...

Posted on Tue, 05 May 2020 08:07:15 -0400 by johnoc

C ා basic knowledge series - 14 use of IO text stream

0. Preface Continue with the previous C ා IO stream. In the previous clips, we have seen the basic io of C ා and have a certain understanding of the operation of files, directories and paths. At the beginning of this article, I'd like to show you a variety of dirty operations. Take FileStream for example. Let's see how to operate it. Note: pre ...

Posted on Tue, 05 May 2020 05:02:46 -0400 by sahammondsr

A personalized click can turn into a Loading button

This time, a personalized button will be brought. After clicking it, it will become Loading. After Loading, you can stretch the meeting button. I won't say much. Let's start. First, define several resource files. button_main_color_up.xml: <?xml version="1.0" encoding="utf-8"?> <shape xmlns:android="http://schemas.android.com/ap ...

Posted on Tue, 05 May 2020 02:14:46 -0400 by quak

Chinese encoding of HttpClient request parameters

Catalog problem problem analysis problem First, let's see how we normally use HttpClient to handle POST requests public static String doHttpPost(String url, JSONObject params) throws IOException { CloseableHttpClient httpclient = HttpClients.createDefault(); try { HttpPost htt ...

Posted on Tue, 05 May 2020 01:08:04 -0400 by dbillings

One of the four components: service

1, Android Service: The service in Android is a service running in the background. It is invisible and has no interface. You can start a service to play music, record changes in your geographic information location, or start a service to run and listen for certain actions all the time. Service, like other components, runs in the main thread, ...

Posted on Mon, 04 May 2020 22:00:01 -0400 by Joe

The use of SeekBar in Android

The seekbar style of android is not very good-looking. We often need to beautify or rewrite it in project development. SeekBar settings cannot be dragged. Rewrite SeekBar as follows import android.content.Context; import android.util.AttributeSet; import android.view.MotionEvent; import android.widget.SeekBar; /** ...

Posted on Mon, 04 May 2020 19:18:39 -0400 by fypstudent

Intent -- open another Activity -- single pass value

In Android applications, we use the intent mechanism to jump between activities. This example briefly introduces how to use intent to jump from MainActivity to another OtherActivity and realize one-way value transfer. 1, Design interface 1. MainActivity layout file Open the RES / layout / activity main.xml file. Enter the fol ...

Posted on Mon, 04 May 2020 17:21:27 -0400 by rbeschizza

Socket implementation of asynchronous TCPserver

Author: Xiaozhu zz address http://blog.csdn.net/zhujunxxxxx/article/details/44258719 Reprint please indicate the source Socket asynchronous TCPserver I believe that people who have been engaged in network programming are not unfamiliar with TCP at all. In C, Microsoft has helped us encapsulate two classes: TcpListener and tcpcclient. The Socke ...

Posted on Mon, 04 May 2020 11:40:50 -0400 by nosmasu

python3 crawler: crawling through the Encyclopedia of embarrassing things

The website we crawled this time is the Encyclopedia of embarrassing events. The website is: http://www.qiushibaike.com/hot/page/1 The number '1' after the parameter 'page /' refers to the number of pages, and the second page is' / page/2 ', and so on...   1, Analyze web pages Webpage picture   Then identify the elements to crawl: author name, ...

Posted on Mon, 04 May 2020 08:33:14 -0400 by smarthouseguy