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1 How to concatenate strings with Perl? 226
2 How do I read command-line arguments with Perl? 188
3 When would `local $_' in a function ruin your day? 185
4 What happens to objects lost in "unreachable" memory, such as the object returned by Ob->new() in `{ 172
5 Assume that $ref refers to a scalar, an array, a hash or to some nested data structure. Explain the 172
6 How do you match one letter in the current locale? 192
7 How do I print the entire contents of an array with Perl? 154
8 Perl uses single or double quotes to surround a zero or more characters. Are the single(' ') or doub 163
9 How many ways can we express string in Perl? 175
10 How do you give functions private variables that retain their values between calls? 217
 

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