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How to delete duplicate lines in a file without sorting it in Unix?
...
From http://sed.sourceforge.net/sed1line.txt:
(Please don't ask me how this works ;-) )
# delete duplicate, consecutive lines from a file (emulates "uniq").
# First line in a set of duplicate lines is kept, rest are deleted.
s...
Where does Chrome store extensions?
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I got a best solution form this page http://uncaughterror.com/programming/javascript/how-to-find-chrome-extension-location-in-our-computer/
– sijo vijayan
Nov 2 '16 at 9:47
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Checking if an instance's class implements an interface?
... echo "Yes!";
}
class_implements() is part of the SPL extension.
See: http://php.net/manual/en/function.class-implements.php
Performance Tests
Some simple performance tests show the costs of each approach:
Given an instance of an object
Object construction outside the loop (100,000 iterati...
ASP.NET Web API - PUT & DELETE Verbs Not Allowed - IIS 8
... API convention is that your method name should be the same as the invoked HTTP verb. For example if you're sending an HTTP delete request your method, by default, should be named Delete.
share
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i...
How to set child process' environment variable in Makefile
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Multiple levels of 'collection.defaultdict' in Python
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Get the name of the currently executing method
...
From http://snippets.dzone.com/posts/show/2785:
module Kernel
private
def this_method_name
caller[0] =~ /`([^']*)'/ and $1
end
end
class Foo
def test_method
this_method_name
end
end
puts Foo.new.test_metho...
How to call C from Swift?
... FileReadableStreamError : Error {
case failedOnRead
}
// Some help from: http://stackoverflow.com/questions/38983277/how-to-get-bytes-out-of-an-unsafemutablerawpointer
// and https://gist.github.com/kirsteins/6d6e96380db677169831
override func readBytes(size:UInt32) throws -> [UInt8]? {
gua...
Django - filtering on foreign key properties
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How to check if an email address exists without sending an email?
...address for typos or
550-5.1.1 unnecessary spaces. Learn more at
550 5.1.1 http://mail.google.com/support/bin/answer.py?answer=6596 w41si3198459wfd.71
Lines prefixed with numeric codes are responses from the SMTP server. I added some blank lines to make it more readable.
Many mail servers will n...