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PHP: How to send HTTP response code?
...or (Fast)CGI PHP:
$sapi_type = php_sapi_name();
if (substr($sapi_type, 0, 3) == 'cgi')
header("Status: 404 Not Found");
else
header("HTTP/1.1 404 Not Found");
Note: According to the HTTP RFC, the reason phrase can be any custom string (that conforms to the standard), but for the sake of c...
How to apply shell command to each line of a command output?
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pixatlazaki
41355 silver badges1818 bronze badges
answered Apr 26 '10 at 3:34
Michael MrozekMichael Mrozek
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xpath find if node exists
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326
<xsl:if test="xpath-expression">...</xsl:if>
so for example
<xsl:if test="/h...
PHP script - detect whether running under linux or Windows?
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233
Check the value of the PHP_OS constantDocs.
It will give you various values on Windows like WI...
Can you supply arguments to the map(&:method) syntax in Ruby?
...mp;block) }
end
end
Which will enable you to do not only this:
a = [1,3,5,7,9]
a.map(&:+.with(2))
# => [3, 5, 7, 9, 11]
But also a lot of other cool stuff, like passing multiple parameters:
arr = ["abc", "babc", "great", "fruit"]
arr.map(&:center.with(20, '*'))
# => ["********...
How to remove a key from a Python dictionary?
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13 Answers
13
Active
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Find the nth occurrence of substring in a string
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3
Thanks, I like your one liner. I don't think it's the most instantly readable thing in the world, but it's not much worse then most others b...
Output to the same line overwriting previous output?
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Here's code for Python 3.x:
print(os.path.getsize(file_name)/1024+'KB / '+size+' KB downloaded!', end='\r')
The end= keyword is what does the work here -- by default, print() ends in a newline (\n) character, but this can be replaced with a diff...
Show a Form without stealing focus?
...y Gray♦
215k4040 gold badges447447 silver badges523523 bronze badges
answered Oct 1 '08 at 14:21
Martin PlanteMartin Plante
4,01...
What's the difference between VARCHAR and CHAR?
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372
VARCHAR is variable-length.
CHAR is fixed length.
If your content is a fixed size, you'll ge...