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Setting custom UITableViewCells height

I am using a custom UITableViewCell which has some labels, buttons and image views to be displayed. There is one label in the cell whose text is a NSString object and the length of string could be variable. Due to this, I cannot set a constant height to the cell in the UITableView 's heightForCe...
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How to install the JDK on Ubuntu Linux

...repository: sudo add-apt-repository ppa:openjdk-r/ppa # only Ubuntu 17.4 and earlier sudo apt update Optional: To search available distributions of openjdk, use the following command: apt search openjdk Install the appropriate version with the following command: sudo apt install openjdk-8-jdk ...
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How to make a promise from setTimeout

This is not a realworld problem, I'm just trying to understand how promises are created. 2 Answers ...
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How to solve “Could not establish trust relationship for the SSL/TLS secure channel with authority”

... As a workaround you could add a handler to the ServicePointManager's ServerCertificateValidationCallback on the client side: System.Net.ServicePointManager.ServerCertificateValidationCallback += (se, cert, chain, sslerror) => { re...
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UIButton Long Press Event

... You can start off by creating and attaching the UILongPressGestureRecognizer instance to the button. UILongPressGestureRecognizer *longPress = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(longPress:)]; [self.button addGestur...
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Implement C# Generic Timeout

...CallWithTimeout. This will cancel the long running thread by aborting it, and swallowing the ThreadAbortException: Usage: class Program { static void Main(string[] args) { //try the five second method with a 6 second timeout CallWithTimeout(FiveSecondMethod, 6000); ...
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Is it possible to rotate a drawable in the xml description?

...ate in XML: <?xml version="1.0" encoding="utf-8"?> <rotate xmlns:android="http://schemas.android.com/apk/res/android" android:fromDegrees="90" android:toDegrees="90" android:pivotX="50%" android:pivotY="50%" android:drawable="@drawable/mainmenu_back...
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PostgreSQL: How to pass parameters from command line?

...placeholders. I wanted to test this same query directly from the psql command line (outside the script). I want to avoid going in and replacing all the ? with actual values, instead I'd like to pass the arguments after the query. ...
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Detect if device is iOS

... Detecting iOS With iOS 13 iPad both User agent and platform strings are changed and differentiating between iPad and MacOS seems possible, so all answers below needs to take that into account now. This might be the shortest alternative that also covers iOS 13: function iO...
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How do I parse a string to a float or int?

... You should handle ValueError if you want to be safe – Joe Bobson Sep 9 '18 at 13:20 ...