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NASM x86汇编入门指南 - C/C++ - 清泛网 - 专注C/C++及内核技术
...硬件驱动也常常离不开汇编代码,因为他是最靠近硬件的语言)
4.2一个汇编程序的组成
一个简单的汇编代码通常分成下面三个段:
旁注:在编译器编译并链接生成可执行文件的过程中,会出现两个section的概念,一个是在生成目...
Can I get CONST's defined on a PHP class?
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Two minor NBs: first, in 5.3, Profile can be used as the argument to the reflector constructor, without quotes (a simple class name); second, to be completely clear, the resulting array’s keys are strings, not constants as the formatting here might...
App Inventor 2开发简单计算器 - App Inventor 2 中文网 - 清泛IT论坛,有思想、有深度
...莫名其妙的状况,这里要讲解的是一个只有20个按键的简易计算器,实现了加减乘除的简单运算,以及清除、回退、求相反数等,如图2-1所示,更为复杂的运算,如求乘方、方根及三角函数的运算,可以利用开发工具中的数学函...
How do I turn off PHP Notices?
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No,seems this is a bug of php5.3,display_errors doesn't work as expected.
– user198729
May 20 '10 at 11:17
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Precision String Format Specifier In Swift
...(format:format, value)
}
Which then allows you to use them as:
M_PI % "%5.3f" // "3.142"
You can define similar operators for all of the numeric types, unfortunately I haven't found a way to do it with generics.
Swift 5 Update
As of at least Swift 5, String directly supports th...
In a PHP project, what patterns exist to store, access and organize helper objects? [closed]
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let's hope, that mainstream webhouses will migrate to PHP 5.3 soon, as it is still not common to see a full featured php 5.3 server
– Juraj Blahunka
Jan 23 '10 at 15:28
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How to implode array with key and value without foreach in PHP
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@Rikki No. Its pre PHP 5.3 thing. Anonymous function first appeared on PHP 5.3
– Shiplu Mokaddim
May 13 '14 at 11:10
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Best way to give a variable a default value (simulate Perl ||, ||= )
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PHP 5.3 has a shorthand ?: operator:
$foo = $bar ?: $baz;
Which assigns $bar if it's not an empty value (I don't know how this would be different in PHP from Perl), otherwise $baz, and is the same as this in Perl and older ver...
Converting string to Date and DateTime
...eTime class is available since PHP version 5.2 and createFromFormat since 5.3
– Diego Nemo
Sep 23 '13 at 19:10
14
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Strtotime() doesn't work with dd/mm/YYYY format
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You can parse dates from a custom format (as of PHP 5.3) with DateTime::createFromFormat
$timestamp = DateTime::createFromFormat('!d/m/Y', '23/05/2010')->getTimestamp();
(Aside: The ! is used to reset non-specified values to the Unix timestamp, ie. the time will be midni...