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How to split a sequence into two pieces by predicate?
...t until an element is "false" (in terms of the predicate). From that point forward, it will put the elements in the second list.
scala> Seq(1,2,3,4).span(x => x % 2 == 0)
res0: (Seq[Int], Seq[Int]) = (List(),List(1, 2, 3, 4))
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Real-world examples of recursion [closed]
... infection, which is non fatal, and fixes itself quickly( Type A) , Except for one in 5 people ( We'll call these type B ) who become permanently infected with it and shows no symptoms and merely acts a spreader.
This creates quite annoying waves of havoc when ever type B infects a multitude of ty...
write a shell script to ssh to a remote machine and execute commands
...). How can this be done using shell scripting?
You can do this with ssh, for example:
#!/bin/bash
USERNAME=someUser
HOSTS="host1 host2 host3"
SCRIPT="pwd; ls"
for HOSTNAME in ${HOSTS} ; do
ssh -l ${USERNAME} ${HOSTNAME} "${SCRIPT}"
done
When ssh'ing to the remote machine, how to handle w...
Access key value from Web.config in Razor View-MVC3 ASP.NET
... with .net MVC is a shame. Have a look at bundling asp.net/mvc/overview/performance/bundling-and-minification
– Crypth
Dec 19 '14 at 14:16
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How does '20 seconds' work in Scala?
...d. Since 20 is an Int and Int has no seconds method, the compiler searches for an implicit conversion that takes an Int and returns something that does have a seconds method, with the search constrained by the scope of your method call.
You have imported DurationInt into your scope. Since DurationI...
How do I get the current username in Windows PowerShell?
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Thanks for coming back to answer your own question. Nothing more frustrating when someone figures out the answer themselves and simply replies, "Never mind, got it!"
– Matt DiTrolio
May 3 '12 a...
SQL selecting rows by most recent date
Using the following query and results, I'm looking for the most recent entry where the ChargeId and ChargeType are unique.
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Cron and virtualenv
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That also does not work. Forgot to put that in my list of things that do not work. Yes, I can run that command manually in the shell but it does not work from cron.
– John-Scott
Jul 20 '10 at 22:47
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How to define an enumerated type (enum) in C?
I'm not sure what is the proper syntax for using C enums. I have the following code:
13 Answers
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Difference between \b and \B in regex
I am reading a book on regular expression and I came across this example for \b :
9 Answers
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