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Ruby on Rails: How do you add add zeros in front of a number if it's under 10?
...003:0> sprintf '%02d', 1
=> "01"
irb(main):004:0> sprintf '%02d', 10
=> "10"
You might want to reference the format table for sprintf in the future, but for this particular example '%02d' means to print an integer (d) taking up at least 2 characters (2) and left-padding with zeros inst...
Is there a reason that we cannot iterate on “reverse Range” in ruby?
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A range is just that: something defined by its start and end, not by its contents. "Iterating"...
Why is there no Char.Empty like String.Empty?
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answered Sep 8 '10 at 17:45
Jon SkeetJon Skeet
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微软推出Win10物联网版 新系统要“无处不在” - 资讯 - 清泛网 - 专注C/C++及内核技术
微软推出Win10物联网版 新系统要“无处不在”今年3月，微软就发布了Win 10的物联网版本，意在使和其他版本一起渗透到人们的生活和工作中，成为真正无处不在的操作系统。
今年3月，微软就发布了Win 10的物联网版本，意在使...
Get value from hidden field using jQuery
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answered Jun 22 '10 at 8:18
SarfrazSarfraz
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Types in MySQL: BigInt(20) vs Int(20)
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answered Jun 28 '10 at 20:20
Bill KarwinBill Karwin
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Finding the PHP File (at run time) where a Class was Defined
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answered Mar 10 '10 at 19:59
GordonGordon
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Cannot ping AWS EC2 instance
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RakibRakib
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jquery .html() vs .append()
...ng a new jQuery object on every iteration. E.g. the quickest way to create 100 divs with jQuery:
jQuery(Array(101).join('<div></div>'));
There are also issues of readability and maintenance to take into account.
This:
$('<div id="' + someID + '" class="foobar">' + content + ...
Why does C# have break if it's not optional? [duplicate]
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answered Jun 24 '10 at 11:29
Alex K.Alex K.
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