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How to get Sinatra to auto-reload the file after each change?

... See the Sinatra FAQ, "How do I make my Sinatra app reload on changes?" First off, in-process code reloading in Ruby is hard and having a solution that works for every scenario is technically impossible. Which is why we recommend you to do out-of-process reloadi...
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HC-05/BLE 蓝牙通信数据乱码?接收到的中文乱码?乱码的原理及解决思路 · ...

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Difference between getDefaultSharedPreferences and getSharedPreferences

...Preferences() uses a default preference-file name. This default is set per application, so all activities in the same app context can access it easily as in the following example: SharedPreferences spref = PreferenceManager.getDefaultSharedPreferences(this); if (spref.contains("email")) { ...
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The apk must be signed with the same certificates as the previous version

I had uploaded my app to Google Play (back when it was called Android Market) some time ago. 11 Answers ...
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Is it possible to start activity through adb shell? [duplicate]

....activityname " youre launch activity may be in different package, than in app pakagename – UdayaLakmal Nov 21 '16 at 8:51 add a comment  |  ...
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Filter LogCat to get only the messages from My Application in Android?

...e Logcat with Eclipse with ADT for Android, I get messages from many other applications as well. Is there a way to filter this and show only messages from my own application only. ...
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Get User's Current Location / Coordinates

...o add NSLocationAlwaysUsageDescription and your custom alert message like; AppName(Demo App) would like to use your current location. share | improve this answer | follow ...
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S3 Static Website Hosting Route All Paths to Index.html

I am using S3 to host a javascript app that will use HTML5 pushStates. The problem is if the user bookmarks any of the URLs, it will not resolve to anything. What I need is the ability to take all url requests and serve up the root index.html in my S3 bucket, rather than just doing a full redirect. ...
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Separate Back Stack for each tab in Android using Fragments

I'm trying to implement tabs for navigation in an Android app. Since TabActivity and ActivityGroup are deprecated I would like to implement it using Fragments instead. ...
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Open Sublime Text from Terminal in macOS

...er in Terminal that you want ST to open and enter the following command: /Applications/Sublime\ Text.app/Contents/SharedSupport/bin/subl . NOTE: You may need to replace Sublime\ Text.app in the command above to Sublime\ Text\ 3.app or Sublime\ Text\ 2.app depending upon where the application is s...