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Why aren't ◎ܫ◎ and ☺ valid JavaScript variable names?
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616
ಠ_ಠ
and 草泥马 only contain "letters" used in actual alphabets; that is, ಠ
is a symbol...
JavaScript moving element in the DOM
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111
Trivial with jQuery
$('#div1').insertAfter('#div3');
$('#div3').insertBefore('#div2');
If y...
How to set std::tuple element by index?
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127
std::get returns a reference to the value. So you set the value like this:
std::get<0>(...
Java 8 stream reverse order
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81
For the specific question of generating a reverse IntStream, try something like this:
static In...
Is == in PHP a case-sensitive string comparison?
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101
Yes, == is case sensitive.
You can use strcasecmp for case insensitive comparison
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RegEx to find two or more consecutive chars
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198
This should do the trick:
[a-zA-Z]{2,}
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How to assign colors to categorical variables in ggplot2 that have stable mapping?
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192
For simple situations like the exact example in the OP, I agree that Thierry's answer is the b...
How to convert a negative number to positive?
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216
>>> n = -42
>>> -n # if you know n is negative
42
>>> abs(n) ...
Why do we need argc while there is always a null at the end of argv?
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106
Yes, argv[argc]==NULL is guaranteed. See C11 5.1.2.2.1 Program startup (my emphasis)
If t...
Check if an element's content is overflowing?
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