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Reasons for using the set.seed function
...he set.seed function in R, before starting the program. I know it's basically used for the random number generation. Is there any specific need to set this?
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@Autowired and static method
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What will guarantee that the constructor is called before the static method is accessed?
– David Dombrowsky
Aug 18 '17 at 20:34
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How do I detect if I am in release or debug mode?
... this value is not 100% reliable from Eclipse-based builds, though I personally have not encountered a problem, so I cannot say how much of an issue it really is.
If you are using Android Studio, or if you are using Gradle from the command line, you can add your own stuff to BuildConfig or otherwis...
CSS strikethrough different color from text?
The HTML elements del , strike , or s may all be used for a text strike-through effect. Examples:
12 Answers
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How to use count and group by at the same select statement
I have an sql select query that has a group by.
I want to count all the records after the group by statement.
Is there a way for this directly from sql?
For example, having a table with users I want to select the different towns and the total number of users
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DbEntityValidationException - How can I easily tell what caused the error?
I have a project that uses Entity Framework. While calling SaveChanges on my DbContext , I get the following exception:
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How to prevent blank xmlns attributes in output from .NET's XmlDocument?
...:name-space-1.0"));
Console.WriteLine(xml.OuterXml);
Thanks everyone to all your answers which led me in the right direction!
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How do I encode/decode HTML entities in Ruby?
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HTMLEntities can do it:
: jmglov@laurana; sudo gem install htmlentities
Successfully installed htmlentities-4.2.4
: jmglov@laurana; irb
irb(main):001:0> require 'htmlentities'
=> []
irb(main):002:0> HTMLEntities.new.decode "¡I'm highly annoyed...
System.Net.WebException HTTP status code
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Not sure whether the ?. operator was originally named null propagation operator or null-conditional operator during preview release. But Atlassian resharper gives a warning to use null propagation operator in such scenarios. Nice to know that it is also called null-co...
In c# is there a method to find the max of 3 numbers?
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Well, you can just call it twice:
int max3 = Math.Max(x, Math.Max(y, z));
If you find yourself doing this a lot, you could always write your own helper method... I would be happy enough seeing this in my code base once, but not regularly.
(N...