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PDO support for multiple queries (PDO_MYSQL, PDO_MYSQLND)
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141
As I know, PDO_MYSQLND replaced PDO_MYSQL in PHP 5.3. Confusing part is that name is still PDO...
Why not use Double or Float to represent currency?
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16 Answers
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while (1) Vs. for (;;) Is there a speed difference?
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218
In perl, they result in the same opcodes:
$ perl -MO=Concise -e 'for(;;) { print "foo\n" }'
a ...
How do I count unique values inside a list
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13 Answers
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Pretty Printing a pandas dataframe
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182
I've just found a great tool for that need, it is called tabulate.
It prints tabular data and...
What does “WARN Could not determine content-length of response body.” mean and how to I get rid of i
Since upgrading to Rails 3.1 I'm seeing this warning message in my development log:
9 Answers
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How to check if a string contains a substring in Bash
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3818
You can use Marcus's answer (* wildcards) outside a case statement, too, if you use double brac...
What do you call the -> operator in Ruby?
... lambda defined using -> is called lambda literal.
succ = ->(x){ x+1 }
succ.call(2)
The code is equivalent to the following one.
succ = lambda { |x| x + 1 }
succ.call(2)
Informally, I have heard it being called stabby lambda or stabby literal.
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Custom numeric format string to always display the sign
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301
Yes, you can.
There is conditional formatting. See Conditional formatting in MSDN
eg:
string...