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How to play with Control.Monad.Writer in haskell?
...d in place of Writer as the latter, the value ctor, is not exported by the module, whereas the former is, and it can be used to create the same value you would create with the ctor, but does not allow pattern matching.
– Enrico
Jun 3 at 19:59
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PHP_SELF vs PATH_INFO vs SCRIPT_NAME vs REQUEST_URI
...t's address is, so it will know what to do with the navigation. I've used mod_rewrite , as per CodeIgniter documentation.
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“[notice] child pid XXXX exit signal Segmentation fault (11)” in apache error.log [closed]
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found the solution: call set follow-fork-mode child and then attach to the parent process (the one that spawns child processes) -> stackoverflow.com/questions/15126925/…
– maxgalbu
Feb 27 '14 at 14:48
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.htm vs .html ? Which file extension naming is more correct? [closed]
... like I've traveled back in time when I see resources ending in .html on a modern website.
– Grant Wagner
Jul 22 '09 at 16:32
4
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原子vector的一种实现源码(atomic-vector) - C/C++ - 清泛网 - 专注C/C++及内核技术
...ude "trace.h"
#define FTRACE(...) do { } while (0)
#define TRACE_SET_MOD(name)
namespace HPHP {
/*
* AtomicVector is a simple vector intended for use by many concurrent readers
* and writers. The size given to the constructor determines how many elements
* the AtomicVector will ini...
Skip a submodule during a Maven build
We have a need to be able to skip a submodule in certain environments.
5 Answers
5
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What makes Lisp macros so special?
...g 9
(loop for x in (range 10)
;; test for divisibility by two
if (= (mod x 2) 0)
;; append to the list
do (setq divisibleByTwo (append divisibleByTwo (list x))))
Before I go further, I should better explain what a macro is. It is a transformation performed on code by code. That is...
How do you redirect HTTPS to HTTP?
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This has not been tested but I think this should work using mod_rewrite
RewriteEngine On
RewriteCond %{HTTPS} on
RewriteRule (.*) http://%{HTTP_HOST}%{REQUEST_URI}
share
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improve t...
.htaccess rewrite to redirect root URL to subdirectory
... it seemed to just park that and look for an index page. Turns out that if mod_dir is enabled AND there is an index page candidate in the dir then it overrides the mod_rewrite, UNLESS you set: DirectoryCheckHandler On
– Gerrit
Apr 10 '18 at 19:47
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Fastest way to determine if an integer's square root is an integer
... return false;
if( x == 0 )
return true;
Next, check if it's a square modulo 255 = 3 * 5 * 17. Because that's a product of three distinct primes, only about 1/8 of the residues mod 255 are squares. However, in my experience, calling the modulo operator (%) costs more than the benefit one gets...