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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 do you run multiple programs in parallel from a bash script?
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psmearspsmears
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How to reverse-i-search back and forth? [duplicate]
... pressing CTRL + r multiple times, I pass the command I am actually looking for. Because CTRL + r searches backward in history, from newest to oldest, I have to:
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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...
Remove all the elements that occur in one list from another
... language feature called List Comprehensions that is perfectly suited to making this sort of thing extremely easy. The following statement does exactly what you want and stores the result in l3:
l3 = [x for x in l1 if x not in l2]
l3 will contain [1, 6].
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SELECT * FROM X WHERE id IN (…) with Dapper ORM
...edited Jan 5 '18 at 9:39
matcheek
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answered Dec 5 '11 at 16:20
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Alias with variable in bash [duplicate]
I want to create an alias in bash like this:
6 Answers
6
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Unix command-line JSON parser? [closed]
...e this command-line parser (which you could put into a bash alias if you like), using modules built into the Perl core:
perl -MData::Dumper -MJSON::PP=from_json -ne'print Dumper(from_json($_))'
share
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How to improve Netbeans performance?
Is there a real way to get Netbeans to load and work faster?
29 Answers
29
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How to Find And Replace Text In A File With C#
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Read all file content. Make a replacement with String.Replace. Write content back to file.
string text = File.ReadAllText("test.txt");
text = text.Replace("some text", "new value");
File.WriteAllText("test.txt", text);
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