simple notepad for android

In this example, a simple Integer Calculator applies multi-touch operations: One Touch operation is addition operations, two touch operations are subtraction operations, three touch operations are multiplication operations, and four touch operations are Division operations. The option menu is also added. The options include exit, help, and clear.: Specific Code:MainActivity. java1. package com. lingdududu. test;2.3. import

Projects often encounter the ability to retrieve the password, and now find the password is generally used to receive authentication code, in order to prevent multiple transmission, the general need to set a send interval, such as 60 seconds. In order to let users feel more clearly this interval, so there is a countdown function. The following figure: After clicking, the TextView or button that gets the verification code becomes not clickable, and its text will change every second, 59,58,57 ...

app" tutorial is very basic and well suited for beginners. If you do not have any programming knowledge, do not expect to understand this tutorial. But if you have a programming background, it's easy.650) this.width=650; "src=" Http://static.oschina.net/uploads/space/2015/1013/115125_6kyC_2485474.png "alt=" 115125 _6kyc_2485474.png "/>2. Android Development TutorialThe reason this tutorial ranked so forward is that its content is very new (based on

In Android, using String-array is a simple way to extract XML resource file data. Examples are as follows: Put the corresponding data into the Arrays.xml file of the values folder Copy Code code as follows: And then in the activity, use it directly. Resources Res =getresources ();String[] City=res.getstringarray (r.array.city);Can obtain String-array name= "City" under all the item dat

Android Studio Simple Introduction and Usage issues SummaryThis development tool was introduced by Google at the 2013 I/O developer conference. It has now been updated to version 0.5.8.Many of GitHub's projects are now developed using Android Studio, so if you still use eclipse, you need to split the entire project,And then in the project include dependent packag

Map we created the next is the protagonist's appearance. In fact, the above describes how to tiledmap and stage combination, the role of the processing is simple. Can inherit the actor class to create the protagonist class, I will steal a lazy, with image instead. Edit our TMX file and add an object layer. Add a shape to where the protagonist is going to appear Named Play1 Our main characters are: The idea is that we go through all of th

It is not uncommon to refer to the text resources of other programs in Android, but it is sometimes necessary to refer mostly to the text resources of the system's programs. Here's a super simple example to show how to do this. Copy Code code as follows: public void testuseandroidstring () { Context context = GetContext ();resources res = NULL;try {I want to use the Clear_activities string