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Will strlen be calculated multiple times if used in a loop condition?

...t I personally wouldn't rely on that. I'd do something like for (int i = 0, n = strlen(ss); i < n; ++i) or possibly for (int i = 0; ss[i]; ++i) as long as the string isn't going to change length during the iteration. If it might, then you'll need to either call strlen() each time, or handl...
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Visual Studio SP1 error: silverlight_sdk.msi is unavailable

I'm trying to install the SP1 for Visual Studio 2010. I first installed the beta and it worked fine. Then I used the web platform installer to install the SQL CE Compact 4, which I assume installed the full SP1 after (this installation took over 12 hours, so I canceled it). The web platform installe...
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How to print matched regex pattern using awk?

... 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 '...
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Regular expression for first and last name

... 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...
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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 do I flush the PRINT buffer in TSQL?

I have a very long-running stored procedure in SQL Server 2005 that I'm trying to debug, and I'm using the 'print' command to do it. The problem is, I'm only getting the messages back from SQL Server at the very end of my sproc - I'd like to be able to flush the message buffer and see these messages...
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How can I convert this foreach code to Parallel.ForEach?

... | edited Jul 26 '13 at 9:06 Contango 61.6k5252 gold badges216216 silver badges263263 bronze badges answ...
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Postgresql SELECT if string contains

... Frans van BuulFrans van Buul 1,65911 gold badge1010 silver badges66 bronze badges 5 ...
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How to get the last N rows of a pandas DataFrame?

... 408 Don't forget DataFrame.tail! e.g. df1.tail(10) ...