... permission to turn on Bluetooth. The enable() method is provided only for applications that include a user interface for changing system settings, such as a "power manager" app. What does it mean? For ex. I made a little app from your code and it worked. But if I want to upload to Play Store, it wo...

...with or eval Use === over == Always declare your variables with var in the appropriate scope - don't fallback to the global scope Wrap your app in a closure (function(){})() if you plan on releasing code that runs server-side as well as in the browser Callbacks should take err as the first argument ...

... found out how to do this on the Android emulator itself (Menu, "Settings" App - not the settings of the emulator outside). All you need to do is: open settings app -> Language & Input -> Go to the "Keyboard & Input Methods -> click Default This will bring up a Dialog in which case ...

...t jar to init.d or use a systemd script. init.d example: $ln -s /var/yourapp/yourapp.jar /etc/init.d/yourapp This allows you to start, stop and restart your application like: $/etc/init.d/yourapp start|stop|restart Or use a systemd script: [Unit] Description=yourapp After=syslog.target [Ser...

The app Snapchat , on the App Store, is an app that lets you share pictures with a self-destruct on them. You can only view the pics for X seconds. If you attempt to take a screenshot while the picture is showing using the home-power key combo, it will tell the sender you tried to take a screenshot...

... From the docs: $ celery -A proj purge or from proj.celery import app app.control.purge() (EDIT: Updated with current method.) share | improve this answer | follow...

I have a wizard generated app with navigation drawer in android studio 0.8.2 12 Answers ...

什么是 App Inventor 2？ App Inventor 2（简称 AI2）是 MIT（麻省理工学院）开发的积木式 App 开发平台。核心理念：像搭积木一样搭建 App。 不需要写一行代码，所有逻辑通过拖拽"积木块"来完成——就像拼乐高一样，把不同...

I am involved in the development of Android application which is a rather "thick" mobile client for a Web service. It heavily communicates with the server but also has a lot of inner logic too. So, I decided to use some features of Google Guava library to simplify development process. Here is a li...

...specially for people without much background in programming languages. To approach this problem, I find it helpful to ask What invariants does the program satisfy? What can go wrong in this phase? If the phase succeeds, what are the postconditions (what do we know)? What are the inputs and output...