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How to implement Enums in Ruby?
... 0x0040
enum_attr :normal, 0x0080
enum_attr :temporary, 0x0100
enum_attr :sparse, 0x0200
enum_attr :reparse_point, 0x0400
enum_attr :compressed, 0x0800
enum_attr :rom_module, 0x2000
end
Example:
>> example = FileAttributes.new(3)
=> #<FileAttr...
How to use enums as flags in C++?
... 0001
B = 1 << 1, // binary 0010
C = 1 << 2, // binary 0100
D = 1 << 3, // binary 1000
};
It can hold values up to an int so that is, most of the time, 32 flags which is clearly reflected in the shift amount.
...
How do I Convert DateTime.now to UTC in Ruby?
...rything you need:
irb(main):016:0> Time.now
=> Thu Apr 16 12:40:44 +0100 2009
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Calculate last day of month in JavaScript
...= 1 = 0001 : 31 days
Feb = 2 = 0010
Mar = 3 = 0011 : 31 days
Apr = 4 = 0100
May = 5 = 0101 : 31 days
Jun = 6 = 0110
Jul = 7 = 0111 : 31 days
Aug = 8 = 1000 : 31 days
Sep = 9 = 1001
Oct = 10 = 1010 : 31 days
Nov = 11 = 1011
Dec = 12 = 1100 : 31 days
That means you can shift the value 3 pla...
Where can I find documentation on formatting a date in JavaScript?
...ype.tostring
new Date().toString(); // e.g. "Fri Nov 11 2016 08:00:00 GMT+0100 (W. Europe Standard Time)"
Note: it is possible to generate custom output out of those formatting functions:
new Date().toISOString().slice(0,10); // By @Image72, return YYYY-MM-DD
...
正则表达式 不包含指定字符串 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...果:
Bingo!
原文链接：http://www.imkevinyang.com/2009/08/%E4%BD%BF%E7%94%A8%E6%AD%A3%E5%88%99%E8%A1%A8%E8%BE%BE%E5%BC%8F%E6%89%BE%E5%87%BA%E4%B8%8D%E5%8C%85%E5%90%AB%E7%89%B9%E5%AE%9A%E5%AD%97%E7%AC%A6%E4%B8%B2%E7%9A%84%E6%9D%A1%E7%9B%AE.html
正则表达式 不包含 字符串
Win10正式版官方原版ISO镜像下载大全（64位&32位） - 软件下载 - 清泛网 - ...
...|file|en_windows_10_enterprise_x64_dvd_6851151.iso|3939235840|D034A8F1765F7BF6ACCB8F374F69AB60|/
【32位英文企业版】
文件名：en_windows_10_enterprise_x86_dvd_6851156.iso
体积：2.71GB
SHA1：E7138032986BFCFA0E5F1A8E41E2E9FD1EC94268
P2P下载（推荐...
屏幕像素怎么设置成1080X1920? - App应用开发 - 清泛IT社区，为创新赋能！
...以设置分辨率，详见：https://www.fun123.cn/reference/ ... 5%E4%BD%BF%E7%94%A8
ListCtrl 重绘（Custom Draw） - C/C++ - 清泛网 - 专注C/C++及内核技术
...'t make sense, since
// the max CDIS_ constant in commctrl.h is 0x0100.
ZeroMemory ( &rItem, sizeof(LVITEM) );
rItem.mask = LVIF_IMAGE | LVIF_STATE;
rItem.iItem = nItem;
rItem.stateMask = LVIS_SELECTED;
m_list.GetItem ( &rItem );
...
What do numbers using 0x notation mean?
...ed in hexadecimal notation where A = 10, B = 11 ... F = 15)
The number 0x6BF0 is 27632.
6 * 16^3 + 11 * 16^2 + 15 * 16^1 = 27632
24576 + 2816 + 240 = 27632
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