You’ll be needing something called “logcat” a lot whenever you’re developing for Android. Whenever you open Android Studio, you’ll see something like this: These are different levels of “problem”/information that you’re logging, so that you can understand which code is being run, and if it is working as expected. Now, you said why does Log.i(“key”,”value”) exist, and … Read more
You need to get the configuration file from the developer’s site and paste it in the app level directory of your project. Update: Goto https://console.firebase.google.com/ Select your project On the left menu, click on settings > project settings Add an app or download the google-services.json file under the Your Apps section.
#1 & #2 what are the purposes of using a fragment & what are the advantages and disadvantages of using fragments compared to using activities/views/layouts? Fragments are Android’s solution to creating reusable user interfaces. You can achieve some of the same things using activities and layouts (for example by using includes). However; fragments are wired … Read more
Here’s how I do it, the keys are getItemViewType and getViewTypeCount in the Adapter class. getViewTypeCount returns how many types of items we have in the list, in this case we have a header item and an event item, so two. getItemViewType should return what type of View we have at the input position. Android will then take care of passing you the right type of View in convertView automatically. Here what … Read more
After adding right path to the PATH variable issue is resolved. Below are the steps to find the right path. from above output you can clearly see the path: /usr/local/Cellar/node/6.1.0/libexec/npm/bin/react-native if you getting xcrun: error: unable to find utility “simctl” at this stage you can reslove using below steps XCode -> Preferences -> Locations -> Command Line Tools … Read more
It’s likely that the device is no longer authorized on ADB for whatever reason. 1. Check if authorized: 2. Revoke USB Debugging on phone If the device is shown as unauthorized, go to the developer options on the phone and click “Revoke USB debugging authorization” (tested with JellyBean & Samsung GalaxyIII). 3. Restart ADB Server: Then restarted adb server 4. … Read more
In the menu bar Select tools>-android>-SDK manager and download the SDK build tools, SDK platform and Google API’s( the Google API stores packages such as “import android.view.Menu” etc.) for the target SDK version of your project(20 as shown in your screenshot). if you are not sure which items you have to download , you can … Read more
Two likely definitions: getActivity() in a Fragment returns the Activity the Fragment is currently associated with. (see http://developer.android.com/reference/android/app/Fragment.html#getActivity()). getActivity() is user-defined.
In this case what you can do is : Go in developer options on the device Uncheck “USB Debugging” then check it again A confirmation box should then appear
From official documentation : To enable Google to crawl your app content and allow users to enter your app from search results, you must add intent filters for the relevant activities in your app manifest. These intent filters allow deep linking to the content in any of your activities. For example, the user might click … Read more