android interview preparation

difficult to make mistakes, the personal preferred this way, because the mobile phone just can use. Real-world testing requires USB debugging on your phone, configuring the SDK environment, setting up connections, and running programs. Wired real machine test, need to turn on USB debugging, connected to the computer, in the running program can directly see Wireless real-computer testing, the Internet provides a lot of methods with plug-ins, here is a method that d

order to start from scratch to plan an app to the app online this process as the main line, as far as possible to fit the actual combat, the whole process involved in the various types of knowledge, not limited to a certain aspect, so that the reader of the app development knowledge has a comprehensive understanding, help them broaden their horizons, And be able to complete the development of the app in a more professional way.Many of the contents of this book are on official documents, and the

Android + Eclipse + NDK + cygwin preparation, androidndk I used to take notes during NDK development. I hope it will be helpful to subsequent developers and will be available to you. If there is anything wrong, please leave it and throw bricks. To facilitate android C ++ program development under Win32, we have made the following preparations:1. Build an

Preparation of the Android NFC near-field communication----Read-write card because the company picked up a project that sounded more like NB. To a system for the field of labor. And by the small woman responsible for the development of the Androidclient ~ ~ When the Android device development when the look is relatively tall ha, explosion-proof, in fact, many

What is the difference between project and module?Now let's see how to create a new project in Android Studio(1) File->new->new project.Application Name: Project nameCompany domain: Corporate domainsPackage Name: Packaged app NameProject Location: Item Storage Path(2) Set a compatible Android minimum version (remember to click Help me Choose)(3) Select the type of activity(4) Click Finish toLet's take a loo

;general----The second item of the >mouse and press OK. Then the use of shortcut keys, accustomed to eclipse can be set up here in setting--->keymap.　　　　Recommend a few very commonly used shortcut keys: Shirt+enter ignore the content of the cursor after the direct line, it is practical, save the cursor every time to move to the end of the line and then wrap. crlt+shirt+ The whole word, this can be used when deleting a word, save the mouse.　crlt+d Full line copy (this eclipse and as will be diffe

today is the second day of my entry into a start-up company. As the company today only to buy their own computers, we have to do today every technician into the first day of work often do : Install related development software, configuration development environment. In the process of installing the software, it is very slow to download the latest version of Android Studio , just to flip through the download process. Then, looking at a development gr

directories:META-INF fl script file and signaturePatch content to be copied by System Continue to open/system, and you will see the folder/APP. Then, under/app, you will see the two topic files touchwiz30launcher.apkand systemui.apk to be copied (SEE ). Starting from the/system directory, all directory structures and location of AKP files must correspond to the content in the mobile phone.Then go to the META-INF directory (SEE) and we see three files and a word folder COM. These three files are

As a programmer, especially rookie programmer, how to become a "face bully" battlefield, less detours, promotion pay, when the CTO, marry Formica beauty!Today is the second day of my entry into a start-up company. As the company today only to buy their own computers, we have to do today every technician into the first day of work often do: Install related development software, configuration development environment.During the process of installing the software, it was slow to download the latest

Scan local file to load to itemNot limited to apps to music player, other Android works, can also use SdcardsearchtolistOther Android projects can also be used, I have now done a very small demoLater will post, will be in the player, add this function, to achieve just downloaded music, loaded into the playerThis demo source download:http://download.csdn.net/album/detail/3105The name is: Sdcardsearchtolist,

further explain why, the admission company should be accommodating.18. Have you ever thought of starting a business?Answer tip: This question can show you the momentum, but if your answer is "yes", be careful, the next question may be: So why don't you do it?19, how to look at education and ability?Answer tip: Education I think as long as the college diploma, it shows that I have a fundamental learning ability. The rest, whether you are a bachelor or a doctor, for this discussion is not about h

1. Map SDK DownloadThe main map of the Android SDK includes the Map SDK, the Search SDK, and the Location SDK. The Map SDK includes the 2D Map SDK and the 3D Map SDK.3D SDK, provide vector map display, offline map and other functions.The SDK provides grid map display, overlay rendering and other functions.Search SDK, provide points of interest search, path planning, bus query, geocoding and other functions.Locate the SDK and provide location, inverse

Android OTA update package preparation and androidota update package 0. Signature Java-Xmx2048m-jar out/host/linux-x86/framework/signapk. jar-w build/target/product/security/testkey. x509.pem build/target/product/security/testkey. pk8 This key is automatically generated in debug mode. You can also create your own private key through openssl The generated key is automatically used to sign the OTA update pac

1. Download the corresponding JDK, SDKhttp://www.androiddevtools.cn/2. When you create the Android app emulator run, it will happen.The solution is:Launch Android SDK Manager, open the main interface, select "tools", "options...", pop up the "Android SDK manager-settings" window;在『Android SDK Manager - Settings』窗口中，在「H

This time I worked as a tester. 1. Test environment (network environment, Windows environment, etc.) 2. Database management 3. Programming Skills (Java programming design, scripting language, design tools, XML programming) 4. Software Testing techniques (test theory, methodology, process, document writing, testing tools, Automated testing) 5. Test Technology PracticeWhat I need to do is to understand the functional requirements of the product, test it, check the software for errors, test the sof

-ins: Unzip Axis2-eclipse-codegen-plugin-1.6.2.zip and Axis2-eclipse-service-plugin-1.6.2.zip, put the resulting two jar packages into the Eclipse directory \plugins\, restart Eclipse.2.3: Configure Tomcat: Unzip Apache-tomcat-6.0.36-windows-x64.zip (do not repeat).2.4:eclipse in Tomcat configuration: Window->perferences->server->runtime environments added.3: Release Axis2:3.1: Unzip axis2-1.6.2-war.zip to get Axis2.war and put it into the WebApps folder of Tomcat decompression directory, launch

　　　　Learning Android for two months, feel now into a bottleneck-the basic knowledge, but not flexible use . I think this is what all beginners will encounter when they learn Android.Problem, so it is intended to be a small project for a simple music player, which is also a practical program that is particularly suitable for beginners. Although small, but also can examine a lot of things. A few days ago, I saw a word-----process is not only a kind of

in the button.(2) Layout_gravity control is the relative position of the view skill relative to the immediate parent class, such as a relativelayout containing a button, setting layout_ The Gravity property controls whether it is itself on the left side of Relativelayout, on the right or the top, or below.The difference between margin and padding?(1) Padding is an inner border, which refers to the inner content of the control, such as the margins of the text/picture distance from the control(2)

Basic knowledge of the Linux kernel: process isolation/virtual address space : In the operating system, in order to protect a process from interfering with each other, a technology called "process isolation" is designed to prevent process A from manipulating process B's data. While the process isolation technology uses the virtual address space, the virtual address space of process A is different from the virtual address space of process B, and if notification between process and proces

What is ANR?Application Not RespondingThe main cause of ANR:The responsiveness of the application is monitored by the activitymanager and WindowManager system services, which can cause the ANR to be monitored when the main thread in the activity clicks more than 5 seconds to respond or if the wood responds in the broadcast UI thread for more than 10 seconds. Here's a list of the details: The main thread is blocked by I/O operations (the network IO is not allowed in the main thread after