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What is process.env.PORT in Node.js?
...ronment variable PORT, or 3000 if there's nothing there.
So you pass that app.listen, or to app.set('port', ...), and that makes your server be able to accept a parameter from the environment what port to listen on.
If you pass 3000 hard-coded to app.listen(), you're always listening on port 3000,...
UISegmentedControl below UINavigationbar in iOS 7
...turn UIBarPositionTopAttached in positionForBar:. You can see in the store app, if you perform an interactive pop gesture, that the segment bar does not move the same as the navigation bar. That's because they are not the same bar.
Now to remove the hairline. The "hairline" is an UIImageView that...
Changing API level Android Studio
...your minSdkVersion in an existent project...
Update build.gradle(Module: app) - Make sure is the one under Gradle Script and it is NOT build.gradle(Project: yourproject).
An example of build.gradle:
apply plugin: 'com.android.application'
android {
compileSdkVersion 28
buildToolsVersio...
How do I programmatically “restart” an Android app?
Firstly, I know that one should not really kill/restart an application on Android. In my use case I want to factory-reset my application in a specific case where a server sends a specific information to the client.
...
No identities were available - administrator request
I had problems while "archiving" my app. I think there are invalid profiles because of iPhone Update to 5.1 and XCode update to 4.2.2.
...
Disable migrations when running unit tests in Django 1.7
... If makemigrations has not yet been run, the "migrate" command treats
an app as unmigrated, and creates tables directly from the models just
like syncdb did in 1.6. I defined a new settings module just for unit
tests called "settings_test.py", which imports * from the main
settings module an...
How to cancel an $http request in AngularJS?
...that cannot wait for this to be fixed I'm sharing a jQuery Ajax solution wrapped in Angular.
The solution involves two services:
HttpService (a wrapper around the jQuery Ajax function);
PendingRequestsService (tracks the pending/open Ajax requests)
Here goes the PendingRequestsService service:
...
What is the difference between min SDK version/target SDK version vs. compile SDK version?
...
The min sdk version is the earliest release of the Android SDK that your application can run on. Usually this is because of a problem with the earlier APIs, lacking functionality, or some other behavioural issue.
The target sdk version is the version your application was targeted to run on. Ideal...
Need to handle uncaught exception and send log file
... are a number of things you need to do:
Handle uncaughtException in your Application subclass.
After catching an exception, start a new activity to ask the user to send
a log.
Extract the log info from logcat's files and write to your
own file.
Start an email app, providing your file as an atta...
How do I prevent an Android device from going to sleep programmatically?
...e lock when you're done with it (or not in the foreground). Otherwise your app can potentially cause some serious battery drain and CPU usage.
The documentation also contains a useful page that describes different approaches to keeping a device awake, and when you might choose to use one. If "preve...