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Perl flags -pe, -pi, -p, -w, -d, -i, -t?
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Yes, Google is notoriously difficult for looking up punctuation and, unfortunately, Perl does seem to be mostly made up of punctuation :-)
The command line switches are all detailed in perlrun. (available from the command line by calling perldoc perlrun)
Going into t...
How to get the current branch name in Git?
I'm from a Subversion background and, when I had a branch, I knew what I was working on with "These working files point to this branch".
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How do shift operators work in Java? [duplicate]
... answered Jun 6 '12 at 8:48
Kazekage GaaraKazekage Gaara
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How to iterate a loop with index and element in Swift
...that I can use to iterate over an array and have both index and element, like Python's enumerate ?
15 Answers
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Function pointers, Closures, and Lambda
I am just now learning about function pointers and, as I was reading the K&R chapter on the subject, the first thing that hit me was, "Hey, this is kinda like a closure." I knew this assumption is fundamentally wrong somehow and after a search online I didn't find really any analysis of this compari...
How do I include a newline character in a string in Delphi?
...which automatically gets used) the following is defined:
const
sLineBreak = {$IFDEF LINUX} AnsiChar(#10) {$ENDIF}
{$IFDEF MSWINDOWS} AnsiString(#13#10) {$ENDIF};
This is from Delphi 2009 (notice the use of AnsiChar and AnsiString). (Line wrap added by me.)
So if you want to ma...
How to get the primary IP address of the local machine on Linux and OS X? [closed]
I am looking for a command line solution that would return me the primary (first) IP address of the localhost, other than 127.0.0.1
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What 'additional configuration' is necessary to reference a .NET 2.0 mixed mode assembly in a .NET 4
I have a project in which I'd like to use some of the .NET 4.0 features but a core requirement is that I can use the System.Data.SQLite framework which is compiled against 2.X. I see mention of this being possible such as the accepted answer here but I don't see how to actually achieve this.
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Glorified classes in the Java language
...tandard Java API are treated slightly different from other classes. I'm talking about those classes that couldn't be implemented without special support from the compiler and/or JVM.
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Round a double to 2 decimal places [duplicate]
...ng tmp = Math.round(value);
return (double) tmp / factor;
}
This breaks down badly in corner cases with either a very high number of decimal places (e.g. round(1000.0d, 17)) or large integer part (e.g. round(90080070060.1d, 9)). Thanks to Sloin for pointing this out.
I've been using the above...