The basic process is that android sends each frame of image data collected as a socket client, and the PC receives and displays each frame of image as a server for remote monitoring. The image is as follows (a photo taking function is added on the PC end later )...
(PS. Soon after I learned about Android and Java, I still don't understand many things. If the experts know where they can continue opti
For Android, open the source code for parsing files in doc, docx, xls, xlsx, and ppt formats.
You can directly copy the experiment,Parse doc to tm-extractors-0.4.jar this packageParse the xls and use the jxl. jar package.
import java.io.File;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStream;import java.n
Recently, I learned about some well-known open-source projects in Android. Take notes as follows to facilitate future search.
These open-source projects can be downloaded through git. First, let's take a look at the actionbarshelllock project.
Due to its use of the native action bar and its related classes on ice cream sandwich, the Library requires that both it
directly, get the APK file, this article is loaded with the Dex file, So let's get this apk classes.dex file out and then change it to Patch.dex and put it in the device's SD card directory. You may get an error when running:About this error here, not much explained, because we put the repair package interface Engineering Code also added to the fix package Dex.
1. Programmers can also implement multi-threaded download, but the code is relatively large, and, there are many details need to consider, on GitHub, someone write good code, we can take it down to use, Save our development program time2. Guide Package: Xutils-2.6.14.jar, file can go to https://github.com/wyouflf/xUtils download3.fragment_main.xmlLinearLayoutxmlns:android= "Http://schemas.android.com/apk/res/andro
1.Toast RemindersAdd a reminder for the button program that was written yesterday, and add the following code to the mainactivity:Button BT1 = (button) Findviewbyid (r.id.button_1); Bt1.setonclicklistener (new View.onclicklistener () { @Override Public void OnClick (view view) { Toast.maketext (mainactivity.this, "You clicked Button 1", Toast.length_short). Show (); });the Findviewbyid () method is used to get the elements in the layout file
Use of Android open-source SlidingMenuI. Introduction to SlidingMenu
SlidingMenu is one of the most common open source projects.
Slidingmenu, an open-source project on GitHub, provides the best implementation: customization flexibility, various shadows and gradients, and good animation sliding effects. However, this is
Now Android programmers are more and more, even in some areas of oversupply situation, from a large background, Android's eco-chain will gradually become rational, and will continue to update the talent and development tools, a few years ago, Eclipse is unusually hot, now Android With a good experience, studio more and more people have moved to Android studio to
like Android Login program and android HelloWorld program, but it is not always correct to run a correct program, depressed for a long time, and finally in one Test after the success of the Android The program in the emulator that runs the self built project. The summary of the program startup interface settings experience is as follows:
In the
Keywords: bluedroid initnative enablenative btif_task btu_taskbt_hc_work_thread set_power preload GKIxubin341719 (Welcome reprint, please specify the author, please respect copyright, thank you!) )Welcome to correct mistakes, common learning, common progress!!first, the Bluetooth open process overview, as shown in: Init, enableAnd the general function calls the same, Android upper layer through App-->native
Open someone else Xamarin Project can't find the Android.jar fileError message: Could not find Android.jar for API level 23.Open a Xamarin project that is not natively created, and compile with hints that the API cannot be found. But the machine does not have this problem. This is because the Android SDK path for the other computer is saved in the project, and th
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1,
In the android Java layer
In general, the ListView list items will be the same layout, but the content of the fill is different, in this case, Android provides convertview to help us cache list items, to achieve the purpose of recycling, Developers will also use the Viewholder mode to optimize the ListView. However, in some cases, the ListView list item layout is not the same, or even very different, it is not easy to use the same layout resource
Brief introduction
This paper introduces a detailed process of using and implementing the open Source Library of Android gesture cipher, which mainly realizes the following functions:
Support the drawing of gesture cipher, and support the password save function, when unlocking, it automatically gives the result of the password.
Encapsulates the method of drawing a password, which is more than two
Company to do the e-commerce app, now to join the contact customer service function, at first thinking is to do an instant chat system, did not do before, the two days began to evil, then the demand changed, to call QQ open platform, do a temporary session on the line, which saves a lot of strength, also do not need to go to the component service end.Steps:1. Refer to the QQ SDK source code file.Create a project and copy the
*/ - Public voidGallery (view view) { the //Activate the System gallery, select a picture +Intent Intent =NewIntent (Intent.action_pick); AIntent.settype ("image/*"); the //open an activity with a return value, the request code is photo_request_gallery + Startactivityforresult (Intent, photo_request_gallery); - } $ $ /* - * get from camera - */ the Public voidcamera (view view) { - //activating the
Android Studio opens a project in just two steps, or you can find two files for simple modifications, preferably before opening .(1) Gradle-wrapper.properities, under the project follow the following path can be found
...../gradle/wrapper/gradle-wrapper.properities
Open can see the last line is an address link, the focus is the last part of the link gradle-2.10-all.zip,as different versio
gradle.properties into your project, and configure the properties.Then refer to the build.gradle here to add to your build.gradle:Buildscript { repositories { jcenter () } dependencies { classpath ' Com.jfrog.bintray.gradle: gradle-bintray-plugin:1.0 ' }}Add one more sentence:Apply from: ' The relative path of your bintray.gradle 'The reason why I don't use the http://xxxx path is because the file is my
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