What Is New In Flutter 1.17 And Dart 2.8?

Flutter is a cross-platform programming framework used for developing Android, iOS apps, and now it’s progressing towards the web. Flutter uses Dart programming language to build android, ios, web apps with a unified UI look across all. The first release for Flutter and dart for the year 2020 is out now.

This new version of Flutter has closed 6339 issues and came with many performance level improvements. During the release of Flutter, the whole world is facing the crisis because of pandemic and most of you are working from home, hence Flutter has named this release as Work-From-Home Edition. 

Let’s see top Flutter 1.17 features with came with this stable release:

• 20-37% rapid Navigation within the default case
• Up to 40% decrease in CPU/GPU usage for animations in iOS
• Application size is reduced up to 18.5%
• 70% of memory reduction scrolling through large images
• The default use of Apple’s Metal graphics API, improving rendering time by around 50 percent on iOS

You can also know- Why Flutter is golden technology for ios app development? Flutter 1.17 has introduced a new widget NavigationRail designed by Material Design Team and has also improved the fabric DatePicker widget. 

Let us see the details of the new features.

Features Of Flutter 1.17-

1. Mobile Performance And Size Improvements-

Flutter 1.17 release is mainly focused on performance and memory improvements. By upgrading the app to the new version, your users can experience faster animations, smaller app size, and low memory use. You can experience 20% to 37% speedup for the default navigation case. There is 40% reduction in CPU/GPU use for ios animations, counting on the hardware. 

This release comes with app size improvement with some fixes that gives an enormous result.  Also, this comes with a 70% reduction in memory usage while scrolling through large images and increases the performance. 

2. Material Widgets-

Flutter 1.17 supports new material widgets and also updates to the existing widgets. With this release, NavigationRail is added, which is a replacement widget that gives a responsive app navigation model. It is excellent for apps that will switch between mobile and desktop form factors. DatePicker and TextSelection overflow widgets have also been updated. DatePicker’s new visuals match the updated Material guidelines and add a new text input mode. Now TextSelection has improved fidelity for iOS and Android when buttons are longer than can be displayed without overflowing. Google also releases a new Animation package that provides prebuilt animations by implementing the new Material motion specifications. In short, new release brings- 

• The new NavigationRail widget
• Updated Material DatePicker widget
• Updated text selection overflow on Android
• Updated text selection overflow on iOS

3. Google Fonts-

Google fonts for the updated version have been released and developers can use any fonts from fonts.google.com to their app. When the app is ready for deployment, developer can decide whether the user will receive the font by downloading it from the API or is pre-bundled with the app package.

4. Metal support-

Metal is Apple’s low-level graphics API which allows access to the GPU of ios devices that allows flutter apps to run faster. The metal support improves rendering speeds of iOS apps by 50%. On the iOS devices that support Metal, Flutter now uses it by default, making your Flutter apps run faster most of the time, increasing rendering speeds by about 50 percent on the average.

5. Material Text Scale-

With the new release, Flutter team has completed the implementation of Scale portion of the 2018 Material Design specification. This release updates the TextTheme API to match the Material spec by maintaining the old names so that the code will not break.

6. Accessibility And Internationalization-

It is important to broadcast Flutter apps towards possible audiences, hence we have to focus on accessibility. This new release adds accessibility fixes for scrolling, text fields, and other input widgets.  On the internationalization front, they have been performing on certain issues influencing Samsung console IMEs that influenced content contribution to different East Asian dialects.

On the internationalization front, they have been performing on certain issues influencing Samsung console IMEs that influenced text input to different East Asian languages.

7. Tooling-

If you are using the pre-release version of Dart DevTools implemented with Flutter, you can easily analyze all types of improvements but the most important is the Network tab.

Also, to updated Dart DevTools, this release includes support for the “fast start” option that allows you to start your Flutter app debugging. This feature installs a generic Android app that only depends on the plugin code.

Features of Dart 2.8-

• Dart 2.8 will run a few edge cases and library changes, keeping intact the rest of the code.
• The improved Pubget in Dart 2.8 will be less time-consuming to fetch all the packages and the versions.
• This new version has brought in another feature- the introduction of “ out-of-date” dependencies. It helps to identify any outdated version by writing only the pub outdated command.
• A new tab has been added in Dart 2.8 networking tool. It helps to check all the network requests and it can either be done manually or by using a tab.
• Dev plugins channel has also been introduced for the developers.

Wrap up-

These are some amazing features in Flutter 1.17 and Dart 2.8. One can develop a great flutter app with these new features. Are you looking to develop a flutter app for your business with new features? Then we are here to help you. You can consult with solace experts or hire flutter developers of the solace team to build an amazing application. Connect with Solace and get a free quote for flutter app development that will help your business to lead in the market.

How Developers Can Enhance Mobile App’s Data Security?

With regards to mobile application development, application security remains the topmost concern for most of the developers as it can harm the business’ image and also waste their development effort. In today’s most advancing world full with hackers, Data leakage, Spyware, and Network Spoofing are common application security threats. There are various modern mobile application testing tools effectively available online or in the market today, but still over 85% of mobile applications still violate mobile app security standards. You should make careful attempts to tighten the security of your mobile application as it is viewed as one of the key factors that decide the success or failure of your application. To help you, here we have listed some best practices that you can just follow to enhance your mobile app’s data security. Before that, know the most frequent security issues with mobile apps.

You can also know- Top 10 mobile app security tools to use in 2020.

Most Frequent Security Issues With Mobile Apps-

The most widely recognized cyber-security concerns in the modern era include data theft or unintentional release of sensitive data, faulty encryption strategies, substandard or absent offline authorization, and defective session handling. Let us discuss each issue and its cause.

1. Unintentional Release of Sensitive Data-

Coincidental leakage of sensitive data happens when it is stored in insecure and unsafe locations on a mobile phone. This unprotected data can be picked by the different applications on the device and used in a manner that the user didn’t intend for.

2. Faulty Encryption Techniques-

Read more at- https://solaceinfotech.com/blog/how-developers-can-enhance-mobile-apps-data-security/

Top 15 Android Libraries for App Development

Android libraries and frameworks are a set of execution of code written in programming languages having a well-developed interface. These libraries generally include configuration data, documentation, message templates, pre-written code, help data, and subroutines, classes, values, and so on.

One of the main reasons behind using these Android libraries is to encourage the development process. This means to develop a great application with no extra efforts. These libraries offer necessary pre-composed codes and extra significant factors to use directly rather than performing these tasks from scratch. Thus, regardless of whether you’re learning about Android applications creation or need a mobile application on Android, at that point knowledge of these famous libraries are necessary. These are the go-to tool of nearly Android application development companies.

Also know- Top android app development trends you should know in 2020.

Top 15 Android Libraries for App Development–

1. Dagger 2 (Dependency Injector Library)-

Perhaps the best thing about Dagger 2 is that it relies upon practicing Java footnotes processors along with compile-time to evaluate and analyze dependencies. On the other hand, different Java dependency injection libraries experience limitations, for example, relying on XML, facing validating dependency issues at run-time or getting performance penalties during startup.

public class MainActivity extends Activity {
@Inject MyTwitterApiClient mTwitterApiClient;
@Inject SharedPreferences sharedPreferences;
public void onCreate(Bundle savedInstance) {
// assign singleton instances to fields
InjectorClass.inject(this);
}

2. Retrofit (Networking)-

Read more at- 

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