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How to get a substring of text?

I have text with length ~700. How do I get only ~30 of its first characters? 5 Answers ...
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Ruby Bundle Symbol not found: _SSLv2_client_method (LoadError)

I was doing attempting to do some updates to openssl using homebrew and I somehow managed to break everything. I can't do anything now, this is what I get when I try to do bundle install: ...
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Extract elements of list at odd positions

So I want to create a list which is a sublist of some existing list. 5 Answers 5 ...
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C# short/long/int literal format?

In C / C# / etc. you can tell the compiler that a literal number is not what it appears to be (ie., float instead of double , unsigned long instead of int : ...
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ViewPager.setOffscreenPageLimit(0) doesn't work as expected

The fragments I use in my ViewPager instance are quite resource intensive, so I'd only like to load one at a time. When I try the following: ...
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\d is less efficient than [0-9]

I made a comment yesterday on an answer where someone had used [0123456789] in a regular expression rather than [0-9] or \d . I said it was probably more efficient to use a range or digit specifier than a character set. ...
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How to initialize all members of an array to the same value?

I have a large array in C (not C++ if that makes a difference). I want to initialize all members of the same value. 23 ...
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Sample settings.xml for maven

How to configure settings.xml in Maven? Also, please share a sample settings.xml . 3 Answers ...
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Referring to a file relative to executing script

In a bash script I'm writing, I use source to include the variable defined in a configuration file. The script to be executed is act.sh , while the script to be source d is act.conf.sh , so in act.sh I have: ...
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C#: how to get first char of a string?

Can the first char of a string be retrieved by doing the following? 13 Answers 13 ...