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How can I programmatically check whether a keyboard is present in iOS app?
I need to check the condition of keyboard visibility in my iOS app.
20 Answers
20
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Adding multiple class using ng-class
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To apply different classes when different expressions evaluate to true:
<div ng-class="{class1 : expression1, class2 : expression2}">
Hello World!
</div>
To apply multiple classes when an expression holds true...
How should one go about choosing a default TCP/IP port for a new service?
When developing an app that will listen on a TCP/IP port, how should one go about selecting a default port? Assume that this app will be installed on many computers, and that avoiding port conflicts is desired.
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iOS (iPhone, iPad, iPodTouch) view real-time console log terminal
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The solution documented by Apple in Technical Q&A QA1747 Debugging Deployed iOS Apps for Xcode 6 is:
Choose Window -> Devices from the Xcode menu.
Choose the device in the left column.
Click the up-triangle at the bottom left of the right hand...
How to set cookie in node js using express framework?
In my application, I need to set a cookie using the express framework.I have tried the following code but it's not setting the cookie.
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How can I get the application's path in a .NET console application?
How do I find the application's path in a console application?
27 Answers
27
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Key hash for Android-Facebook app
I'm working on an Android app, in which I want to integrate a Facebook
posting feature. I downloaded the Facebook-Android SDK, and I got
the readme.md (text file) in there, in which it is mentioned to generate
the key hash for Android. How do I generate it?
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How to process POST data in Node.js?
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fetch('/', {
method: 'POST',
headers: {
'Content-Type': 'application/json'
},
body: JSON.stringify({
user: {
name: "John",
email: "john@example.com"
}
})
});
Node.js: (since Express v4.16.0)
// Parse URL-encoded bodies (as sent...
Modify Address Bar URL in AJAX App to Match Current State
I'm writing an AJAX app, but as the user moves through the app, I'd like the URL in the address bar to update despite the lack of page reloads. Basically, I'd like for them to be able to bookmark at any point and thereby return to the current state.
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How to Create a circular progressbar in Android which rotates on it?
...mProgressBarActivity.java:
public class CustomProgressBarActivity extends AppCompatActivity {
private TextView txtProgress;
private ProgressBar progressBar;
private int pStatus = 0;
private Handler handler = new Handler();
@Override
protected void onCreate(Bundle savedInst...