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How to convert Set to Array?
...t seems like a nice way to create Arrays with guaranteed unique elements, but it does not expose any good way to get properties, except for generator [Set].values, which is called in an awkward way of mySet.values.next() .
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How Do I Use Factory Girl To Generate A Paperclip Attachment?
...any Images, where images has a Paperclip attachment field called data, an abbreviated version displayed below:
8 Answers
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Java generics T vs Object
I was wondering what is the difference between the following two method declarations:
8 Answers
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Is there a C# case insensitive equals operator?
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Try this:
string.Equals(a, b, StringComparison.CurrentCultureIgnoreCase);
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php: determine where function was called from
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You can use debug_backtrace().
Example:
<?php
function epic( $a, $b )
{
fail( $a . ' ' . $b );
}
function fail( $string )
{
$backtrace = debug_backtrace();
print_r( $backtrace );
}
epic( 'Hello', 'World' );
Output:
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Find index of a value in an array
Can linq somehow be used to find the index of a value in an array?
8 Answers
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Are soft deletes a good idea? [duplicate]
Are soft deletes a good idea or a bad idea?
15 Answers
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R script line numbers at error?
...om the command line (R --slave script.R), how can I get it to give line numbers at errors?
6 Answers
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How can Perl's print add a newline by default?
...lso use say in Perl 5.10 or 5.12 if you add
use feature qw(say);
to the beginning of your program. Or you can use Modern::Perl to get this and other features.
See perldoc feature for more details.
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In git, what is the difference between merge --squash and rebase?
I'm new to git and I'm trying to understand the difference between a squash and a rebase. As I understand it you perform a squash when doing a rebase.
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