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What is the difference between Scala's case class and class?
I searched in Google to find the differences between a case class and a class . Everyone mentions that when you want to do pattern matching on the class, use case class. Otherwise use classes and also mentioning some extra perks like equals and hash code overriding. But are these the only reasons...
How to turn off INFO logging in Spark?
I installed Spark using the AWS EC2 guide and I can launch the program fine using the bin/pyspark script to get to the spark prompt and can also do the Quick Start quide successfully.
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Remove a git commit which has not been pushed
.... Do your future self a favor: The difference between reset, reset --soft, and reset --hard (What happens to your earlier git add aka "your work" :) Picture: link
– user18099
Jun 9 '17 at 10:00
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Android Task Affinity Explanation
...y used for? I have gone through the documentation but I couldn't understand much.
3 Answers
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What is this 'Waiting for Background operation' in Visual Studio 2012?
...appen during a plain old code edit, not on explicitly invoking any IDE command.
20 Answers
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How to set username and password for SmtpClient object in .NET?
...of the constructor, one uses info from web.config, one specifies the host, and one the host and port. But how do I set the username and password to something different from the web.config? We have the issue where our internal smtp is blocked by some high security clients and we want to use their smt...
Display current time in 12 hour format with AM/PM
... in your full date string, call substring from (length - 4) to (length -1) and save it in a variable_original then create a new variable_modified that will use the first created variable_original and replaces ".m" with "m", then call the method toUpperCase after that return to your full date string ...
Do declared properties require a corresponding instance variable?
...des your getter/setter for you. The auto-coder setter initializes integers and floats to zero, for example. IF you declare an instance variable, and DO NOT specify a corresponding @property, then you cannot use @synthesize and must write your own getter/setter.
You can always override the auto-cod...
How do I parse command line arguments in Java?
What is a good way of parsing command line arguments in Java?
20 Answers
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HorizontalAlignment=Stretch, MaxWidth, and Left aligned at the same time?
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You can set HorizontalAlignment to Left, set your MaxWidth and then bind Width to the ActualWidth of the parent element:
<Page
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
<StackPanel Name="C...