Recent Posts
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Android development imitates the sliding deletion function of QQ list information
The completion of this effect is mainly divided into two parts Custom view is the list item of listview. A view includ…… -
Android method for changing EditText underline color style
preface As we all know, when using appcompatedittext (edit text), the default underline follows the system's #ff4081 c…… -
How to realize countdown without threads in Android
Requirements: Several components can enable the countdown. Under normal circumstances, the UI is updated after the end…… -
Android SQLite database summary
sqlite SQLite is an ultra lightweight embedded database with a size of only a few hundred KB. However, its syntax supp…… -
Android component drawerlayout imitates Netease News v4.4 sideslip menu
summary Today's blog will record some basic usage of drawerlayout. I think there may be a lot of incomprehension about…… -
Android custom view to achieve glittering font effect
This example shares the specific code of glittering font effect for your reference. The specific contents are as follo…… -
Switching of multiple fragments in an activity
It is often encountered that multiple fragments are arranged on an activity interface, but how to jump from one fragme…… -
Android custom view border text, flashing text
Extend existing controls 1. Draw a textview with two layers of background as shown below Create bordertextview inherit…… -
Android novice boot mask effect implementation code example
Effect drawing first: At the beginning of this effect, I wanted to directly ask the UI to give a cut. Later, I found t…… -
Android imitation meituan Taobao realizes multi-level drop-down menu function
We can see the drop-down secondary list menu in commonly used e-commerce or tourism apps, such as meituan, mobile Taob…… -
Implementation principle of Android wechat red envelope grabbing function
Approaching the lunar new year, there are more and more wechat red envelopes. There are many red envelope plug-in prog…… -
Example of Bluetooth client-side and server-side communication with Android
1、 First of all, Bluetooth communication must be tested by mobile phone, because there is no relevant hardware in AVD…… -
Usage Summary of seekbar of Android control
1 Introduction to seekbar Seekbar is the progress bar. When we use the progress bar, we can use the default progress b…… -
Explain the simple use of Android native JSON and fastjson
Android native operation JSON data There are mainly two classes: jsonobject operation object and jonsarray operation J…… -
Detailed explanation of switching monitoring between WiFi and data traffic in Android
Recently, I have been working on a WiFi and mobile data monitoring function, which has been tossing around for a while…… -
In Android, set user avatar instances by accessing local photo albums or cameras
At present, almost all apps need to set avatars when users register, which can be roughly divided into three cases: (1…… -
In depth analysis of java reflection mechanism
Java reflection mechanism is to know all the properties and methods of any class in the running state; For any object,…… -
Explain the performance difference between string and StringBuilder in Java in terms of memory
In the past, I often saw discussions on Java string splicing on the Internet. I see that some Java developers write in…… -
Several implementation methods of random number in Java
As we all know, random number is one of the most basic features of any programming language. The basic way to generate…… -
Detailed explanation of kosaraju algorithm
What does kosaraju algorithm do? Kosaraju algorithm can calculate the strongly connected components of a directed grap…… -
Introduction to JSP custom tags
This article has shared the JSP custom tag introductory learning tutorial for you. I hope you like it. 1. JSP custom t…… -
Explain the basic implementation principle of Hibernate 4 in detail
Overall process 1: Read CFG through configuration XML file 2: Get sessionfactory factory 3: Create a session instance …… -
Easily handle IOS local message push
First, we need to understand a concept. The local notification here is the uilocalnotification class, which is complet…… -
Summary of ios10 adaptation problems
Say in front GM versions of ios10 and xcode8 have been released and downloaded, I updated it with an uneasy heart (I'm…… -
Hibernate add, delete, modify and query operation code
Hibernate deletes data To delete a piece of data in the user table, you need to have the primary key ID value of the u…… -
Analysis of checked and non checked exceptions in Java programming
For exceptions caused by programming errors, or exceptions that cannot be expected to be caught by the program (derefe…… -
Bridge mode in Java — an example of object structured mode
Bridge mode in Java -- an example of object structured mode 1、 Intention Separate the abstract part from its implemen…… -
Detailed examples of Java constant pool
Detailed examples of Java constant pool The constant pool of java contains a series of constant values such as classes…… -
Introduction to SSH Framework
What is SSH SSH is an integration framework of struts + Spring + hibernate. It is a popular open source framework for …… -
Ios10 push complete analysis and precautions
This article aims to make a complete analysis of IOS push. If you know nothing about push before, you will become a pu…… -
On some basic concepts of GC garbage collector in Java
1、 Basic recycling algorithm 1. Reference counting is an old recycling algorithm. The principle is that this object h…… -
PHP laravel realizes file download function
Last lts of laravel (long term support) the version is laravel 5.1, which was released in June 2015. According to the ……