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Strange \n in base64 encoded string in Ruby
...at confusing, the b64encode method is supposed to add a newline for every 60th character, and the example for the encode64 method is actually using the b64encode method.
It seems the pack("m") method for the Array class used by encode64 also adds the newlines. I would consider it a design bug that ...
C# convert int to string with padding zeros?
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i.ToString().PadLeft(4, '0') - okay, but doesn't work for negative numbers
i.ToString("0000"); - explicit form
i.ToString("D4"); - short form format specifier
$"{i:0000}"; - string interpolation (C# 6.0+)
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Convert decimal to binary in python [duplicate]
... representation of a given number in binary, use bin(i)
>>> bin(10)
'0b1010'
>>> 0b1010
10
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Mockito: Inject real objects into private @Autowired fields
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edited May 14 '18 at 7:05
dkb
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warning: refname 'HEAD' is ambiguous
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answered Nov 7 '09 at 12:46
u0b34a0f6aeu0b34a0f6ae
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Intellij Idea 9/10, what folders to check into (or not check into) source control?
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107
We have a FAQ article covering this question.
[The .idea] format is used by all the recent ...
Ruby on Rails: How do I add placeholder text to a f.text_field?
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With rails >= 3.0, you can simply use the placeholder option.
f.text_field :attr, placeholder: "placeholder text"
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'size_t' vs 'container::size_type'
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108
The standard containers define size_type as a typedef to Allocator::size_type (Allocator is a t...
Make first letter of a string upper case (with maximum performance)
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answered Dec 10 '10 at 5:12
Carlos MuñozCarlos Muñoz
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Case insensitive regex in JavaScript
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answered Oct 15 '10 at 5:40
Michał NiklasMichał Niklas
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