Brain Goo

One of my more popular posts is How to Push a Hash on to an Array in PERL, but how do you push a dict on to a list in Python? Lists are one-dimensional arrays and dicts are associative arrays or hash arrays.  This means we can do the same thing we do in other [...]

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PERL has a built-in function called join() that will concatenate a list with a given string. The official perldoc states: join EXPR,LIST Joins the separate strings of LIST into a single string with fields separated by the value of EXPR, and returns that new string. Example: $rec = join(‘:’, $login,$passwd,$uid,$gid,$gcos,$home,$shell); From the code example, you [...]

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use Data::Dumper; my @array; push @array, {‘key1′ => ‘value1′, ‘key2′ => ‘value2′}; push @array, {‘key1′ => ‘value1′, ‘key2′ => ‘value2′}; push @array, {‘key1′ => ‘value1′, ‘key2′ => ‘value2′}; print Dumper(@array); Will give you: $VAR1 = { ‘key2′ => ‘value2′, ‘key1′ => ‘value1′ }; $VAR2 = { ‘key2′ => ‘value2′, ‘key1′ => ‘value1′ }; $VAR3 = [...]

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