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create a UI for the layout alone, we create an app that abuses memory, and it has a nasty delay in the UI. To achieve a smooth, low-footprint UI, the first step is to search your app to find out the potential bottleneck layout. Use the Hierarchy Viewer tools tool that comes with the Android sdk/tools/.Another good tool is lint, which scans the application's source code for possible bugs and optimizes control results.Recommendation 10: How to fix the problemIf the layout shows a problem, you can

compressionUsing gzip compressionMore and more programs rely on external data, which typically comes from remote servers or other external APIs. Sometimes you need to develop a program to download some data, which can be xml,json,html or some other text format.The problem is that the network on the mobile device is not deterministic. The user's device may be in the edge network for one minute, then then in the 3G network. No matter what the situation, don't let the user wait.There is an optimiz

The newly refurbishedWin10with a lot of real work and less common in lifeAPP, if you feel that theseAPPuse disk space or want to uninstall these apps (APP),Win10cannot use theWindowsApplication Manager directly and graphically uninstalls these apps, and uses theWin10Bring your ownWindows Powershelltools to manage applications, uninstall or install them using the appropriate commands below. (Note: The method

The ContentProvider class provides a mechanism for managing and sharing data with other apps. When sharing provider data with other apps, you must implement access control carefully to prevent unauthorized access to sensitive data. There are three methods to restrict access to ContentProvider: Public Private Restricted access [Public] In AndroidManifest. when the android: exported attribute is declared in

Summary:iOS applications are generally composed of code and system frameworks that are written by themselves, and the system framework provides some basic infrastructure for the app to run, while developers write their own code to customize the appearance and behavior of the app to learn about iOS Infrastructure and how it works can be helpful for writing apps.iOS applications are typically made up of code and system frameworks that are written by themselves (System frameworks), which provides s

Learn about the official documentationDjango contains a registry of installed apps that store configuration information and a list of available models for introspection.This registry is an application, located under Django.apps, essentially an instance of an apps class under the Django.apps.registry module.See the truth before Source:　　Class Apps (object):This is

I can hear people screaming: "What is Appery.io, a dedicated platform for mobile apps, and what does it have to do with scrapy?" "Then, seeing is believing." You may also be impressed by the scenes that were presented to a person (friend, manager, or Customer) on an Excel spreadsheet a few years ago. But now, unless your audience is very sophisticated, their expectations are likely to be different. In the next few pages, you'll see a simple mobile app

Eclipse can also compile Android apps, but Eclipse found that after the upgrade bundle too many things, a new project can not be compiled in the past, the review of resources will sometimes error, and large-scale application eclipse compiled is extremely slow, most of the case is basically compiled, but Eclipse is only suitable for editing code, not for compiling code. Today I specifically studied Ant and found it to be very simple, because

Raspberry Pi Home for your friends to collect the following several mobile phone apps, with these software, in your playing Raspberry Pi process, will play a powerful effect.Because many of the software is Google Play, and in the celestial world we can not use Google's services, so the software has been uploaded to Baidu network disk, convenient for everyone to download.1. Raspi Check (click to download)Thi

Disclaimer: This list is published for learning purposes only. We do not support the reader to use any of these tools for any unethical malicious attack.Based on a series of reviews from the industry and hands-on experience, we've compiled this list of the best Android hacker apps. In addition to the description of the app itself, it will also provide the relevant website and download links to help you install the attempt immediately.AndroratThe term

Original link: http://www.firemonkeyx.com/ten-tips-for-building-stunning-professional-android-apps-with-firemonkey/This article has simplified the original text.# 1, using SSL secure data connectionIf you are using Rese or tidhttp components in your mobile app, you should use SSL to encrypt your connection to keep your users ' data safe. or use TurboPower LockBox New, the free data encryption component, to encrypt your data.# 2, using data compression

minute, then then in the 3G network. No matter what the situation, don't let the user wait.There is an optimized choice: use gzip to compress the data in the network transmission, which reduces the size of the file and speeds up the download. Compression is especially useful for text data because the text has a high compression ratio.In iOS, if you use Nsurlconnection, gzip compression is already supported by default, and Nsurlconnection-based frames pages support gzip compression, such as afne

Although the iOS system is relatively safe compared to other mobile phone operating systems, this security is not absolute, I have always believed that however persuasive outsmart. This article would like to start with a practical example, to tell you how to decompile an app, and from a certain point of view, iOS does not have the legendary "security." Here is the simplest conclusion to everyone, the specific principle and the detailed use of tools, please yourself

view) by using the menu key As mentioned above, background service is an interface-free, long-running application that is not easily terminated, even if you use Task Manager. (In fact, you can find it in the "service" interface and manually stop the service, but no such necessity, to the system automatically processing can be. When you do not use a task for a long time, the system will assume that you are no longer needed and will automatically help you end it. ) At this point, we already kno

Android advertising platform is a lot of different markets for each platform to accept the degree is not the same, Android developers if you want to integrate advertising basic to consider the following two questions:(1) The integration of what advertising, will make money?(2) What ads to integrate, will not be rejected by the market?The end result is often a compromise.The first question is the advertising platform judgment question, I have no say to comment, this article mainly aims at the sec

Guide: American It website Computerworld today, the top ten killer iphone business collaboration applications. The following is the full text of the article. The iphone has become a powerful collaboration platform in today's ubiquitous internet age. Just download several apps from the Apple App Store to achieve project management, team updates, process tracking, and document sharing. The following 10 applications are compatible with iOS 3.0 or later a

, but when you try to think about the performance of mobile apps, you can't "look small". In addition, in the article on JavaScript, few people really quantify how slow it is, or provide a set of criteria. To correct this, I will provide three equivalent of JavaScript performance, so that you have an intuitive understanding of it. Compared with the performance of the native program, what is the performance of JS? To answer this question, I selected

Posted on October 16,200 8 by rosydney aiglstorfer "href =" http://iphonedevelopertips.com/author/rodney/ "> rosydney aiglstorfer In posts in cocoa "rel =" category tags "href =" http://iphonedevelopertips.com/category/cocoa "> cocoa In an earlierPostI talked about how to launch the browser from within an iPhoneApplication UsingUIApplication:openURL:Method. It is also possible to use this same technique to launch otherApplications on the iPhone that are very useful. Examples of some of the key

If you want to ask what is the most attractive thing to do, it is to create a Web application. After all, when was the last time you heard someone praising the interaction design of a product? They are cool and innovative projects (except the ipod). Aside from this, web designers have no better way of designing an interactive web than a little envious of our desktop software colleagues. Desktop applications have a rich interface and the ability to respond to Web programs that are unmatched. Sim

I believe that every mobile development engineer will encounter, when a project development starts, need to consider how to build the framework. A good framework will also determine the future and destiny of an app. Frame style, now common in eight kinds: Tag navigation, rudder navigation, drawer navigation, Gongge navigation, combined navigation, list navigation, tab navigation, Carousel navigation. Recently collected some information on the Internet, just to share with you, thank the original