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How to print matched regex pattern using awk?
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This is the very basic
awk '/pattern/{ print $0 }' file
ask awk to search for pattern using //, then print out the line, which by default is called a record, denoted by $0. At least read up the documentation.
If you only want to get print out the matched word.
awk '...
Regular expression for first and last name
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202
Don't forget about names like:
Mathias d'Arras
Martin Luther King, Jr.
Hector Sausage-Hausen
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Pry: show me the stack
...play the callstack (with show-stack), and so on:
see here:
Frame number: 0/64
From: /Users/johnmair/ruby/rails_projects/personal_site/app/controllers/posts_controller.rb @ line 7 PostsController#index:
5: def index
6: @posts = Post.all
=> 7: binding.pry
8: end
[1] pry(#<P...
Run a single Maven plugin execution?
... parameter, e.g., org.apache.maven.plugins:maven-remote-resources-plugin:1.0:process@executionId.
So, as long as you give your execution an id:
mvn sql:execute@specific-execution-id
uses the execution configured in your pom.
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How can I convert this foreach code to Parallel.ForEach?
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edited Jul 26 '13 at 9:06
Contango
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answ...
How to get the last N rows of a pandas DataFrame?
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408
Don't forget DataFrame.tail! e.g. df1.tail(10)
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How to add target=“_blank” to JavaScript window.location?
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twinlakestwinlakes
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How to parse unix timestamp to time.Time
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+500
The time.Parse function does not do Unix timestamps. Instead you can use strconv.ParseInt to parse the string to int64 and create the...
How to define a function in ghci across multiple lines?
... line and it works (guards do not care about spacing)
let abs n | n >= 0 = n | otherwise = -n
If you wanted to write your function with multiple definitions that pattern match on the arguments, like this:
fact 0 = 1
fact n = n * fact (n-1)
Then you would use braces with semicolons separatin...
Parsing Visual Studio Solution files
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The .NET 4.0 version of the Microsoft.Build assembly contains a SolutionParser class in the Microsoft.Build.Construction namespace that parses Visual Studio solution files.
Unfortunately this class is internal, but I've wrapped some of...