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Counting Chars in EditText Changed Listener

In my project I have an EditText . I want to count the characters in the EditText , and show that number it in a TextView . I have written the following code and it works fine. However, my problem is when I click Backspace it counts up, but I need to decrement the number. How can I consider Ba...
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How can I add remote repositories in Mercurial?

... You add entries to the [paths] section of your local clone's .hg/hgrc file. Here's an example of a section that would go in the .hg/hgrc file: [paths] remote1 = http://path/to/remote1 remote2 = http://path/to/remote2 You ca...
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How to completely remove borders from HTML table

...r to a "photo frame". In other words, I want to make a blank page that is surrounded by 4 pictures. 6 Answers ...
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The current SynchronizationContext may not be used as a TaskScheduler

I am using Tasks to run long running server calls in my ViewModel and the results are marshalled back on Dispatcher using TaskScheduler.FromSyncronizationContext() . For example: ...
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What does the `#` operator mean in Scala?

...4c8 scala> a2.f(new a1.B) <console>:11: error: type mismatch; found : a1.B required: a2.B a2.f(new a1.B) ^ When you declare a class inside another class in Scala, you are saying that each instance of that class has such a subclass. In other words, the...
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Pry: show me the stack

Using Pry in Rails, when I hit a breakpoint in the code binding.pry 5 Answers 5 ...
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What's the difference between “Request Payload” vs “Form Data” as seen in Chrome dev tools Network t

I have an old web application I have to support (which I did not write). 2 Answers 2 ...
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How to convert java.sql.timestamp to LocalDate (java8) java.time?

... You can do: timeStamp.toLocalDateTime().toLocalDate(); Note that timestamp.toLocalDateTime() will use the Clock.systemDefaultZone() time zone to make the conversion. This may or may not be what you want. ...
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Maven: Command to update repository after adding dependency to POM

... mvn install (or mvn package) will always work. You can use mvn compile to download compile time dependencies or mvn test for compile time and test dependencies but I prefer something that always works. ...
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What does the “@” symbol do in Powershell?

I've seen the @ symbol used in PowerShell to initialise arrays. What exactly does the @ symbol denote and where can I read more about it? ...