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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...
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...
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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.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
...
Function to convert column number to letter?
...Byte
Dim s As String
n = ColumnNumber
Do
c = ((n - 1) Mod 26)
s = Chr(c + 65) & s
n = (n - c) \ 26
Loop While n > 0
ColumnLetter = s
End Function
share
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FAT32系统中长文件名的存储 - C/C++ - 清泛网 - 专注C/C++及内核技术
FAT32系统中长文件名的存储FAT32的一个重要的特点是完全支持长文件名。长文件名依然是记录在目录项中的。为了低版本的OS或程序能正确读取长文件名文件，系统自动为所...FAT32的一个重要的特点是完全支持长文件名。长文件名...
提升大数据分析思想，拥抱大数据未来 - 资讯 - 清泛网 - 专注C/C++及内核技术
...经知道他们能够越来越容易地获取和储存大量自身业务和世界范围内产生的数据。而所谓公司的麻烦是指，该如何正确利用这些数据——判断出哪些才是相关的、有用的，哪些是需要过滤掉的。最重要的是，哪些才是有助于推动...
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...
7个App Inventor 2文件操作实用技巧，读写文件从未如此顺手 - App应用开发 ...
7个App Inventor 2文件操作实用技巧，读写文件从未如此顺手
开发App时，数据存在哪儿是个绕不开的问题——用户的笔记、游戏存档、从网络下载的配置文件，几乎每个应用都要和文件打交道。App Inventor 2 自带的文件管理器（File...
deny direct access to a folder and file by htaccess
...
This is pure mod_rewrite based solution:
RewriteRule ^(includes/|submit\.php) - [F,L,NC]
This will show forbidden error to use if URI contains either /includes/ or /submit.php
...