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Concept behind these four lines of tricky C code
...49219.0 has the following binary representation as a 64-bit double:
01000011 00111011 01100011 01110101 01010011 00101011 00101011 01000011
+^^^^^^^ ^^^^---- -------- -------- -------- -------- -------- --------
+ shows the position of the sign; ^ of the exponent, and - of the mantissa (i.e. the ...
How to find the last day of the month from date?
...ays in the month of a given date (see the docs for date):
$a_date = "2009-11-23";
echo date("Y-m-t", strtotime($a_date));
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List distinct values in a vector in R
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answered Oct 13 '11 at 14:08
csgillespiecsgillespie
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How do you set the text in an NSTextField?
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Ken AspeslaghKen Aspeslagh
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What does jquery $ actually return?
...cise?
– user656925
Aug 30 '12 at 18:11
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PHP array_filter with arguments
...< $this->num;
}
}
Usage (demo):
$arr = array(7, 8, 9, 10, 11, 12, 13);
$matches = array_filter($arr, array(new LowerThanFilter(12), 'isLower'));
print_r($matches);
As a sidenote, you can now replace LowerThanFilter with a more generic NumericComparisonFilter with methods like is...
How to check if a file exists in a folder?
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answered Sep 12 '11 at 8:44
CodeCasterCodeCaster
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How do I add 24 hours to a unix timestamp in php?
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answered Mar 25 '10 at 11:41
Álvaro GonzálezÁlvaro González
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Rails 3.1 and Image Assets
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answered Jun 6 '11 at 21:17
Lee McAlillyLee McAlilly
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How to convert a column number (e.g. 127) into an Excel column (e.g. AA)
... XFD, as the test).
– Graham
May 4 '11 at 19:06
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