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How to allow only numeric (0-9) in HTML inputbox using jQuery?

... allows some letter, like a and e. it seems like the keypad numbers on the pc is letters on the iMac and the Mac keyboard is the same as the regular numbers. anyone know how to make it work on both mac and pc? – Volmar Aug 10 '10 at 9:39 ...
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How to print colored text in Python?

...s a good introduction. If you are not using extended ASCII (i.e. not on a PC), you are stuck with the ascii characters below 127, and '#' or '@' is probably your best bet for a block. If you can ensure your terminal is using a IBM extended ascii character set, you have many more options. Characters...
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How to get the system uptime in Windows? [closed]

...ot displayed in Task manager) 2. may not include the boot time (not on my PC anyway), but the explicit uptime - contrary to later Windows systeminfo output. Note that systeminfo output is localized, so on a non-english Windows you need to replace the "System boot time" accordingly or just run syst...
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How can I view the shared preferences file using Android Studio?

...on's onCreate() add Stetho.initializeWithDefaults(this); in Chrome on your PC go to the chrome://inspect/ UPDATE: Flipper Flipper is a newer alternative from facebook. It has more features but for the time writing is only available for Mac, slightly harder to configure and lacks data base debuggi...
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让Google Chrome崩溃?只需16个字节! - 创意 - 清泛网 - 专注C/C++及内核技术

...ndroid 平台上的默认浏览器。尽管大家对于 Chrome 有着“吃内存”等方面的一些抱怨,但这并不影响成为最受欢迎的浏览器。当然,用的人多了,它被发现的 bug 数量也也所增加。 据 VentureBeat 报道,最近的一个 bug 是——Andris Atte...
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程序员,你有多久没有跳出技术关注业界了? - 创意 - 清泛网 - 专注C/C++及内核技术

...,PHP7 的性能对比PHP 5.x的提升,无论是在响应速度还是在内存的优化方面,都是百分之百以上的提升。其次,除了关注语言的发展,还应该关注在PHP的相关技术方面,数据库的、Web服务器的、缓存的、HTTP协议的进步,都应该去...
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C++ HICON与HBITMAP相互转换 - C/C++ - 清泛网 - 专注C/C++及内核技术

...irect(&ii);//一旦不再需要,注意用DestroyIcon函数释放占用的内存及资源 ::DeleteObject(hbmMask); return hIcon; } 方法二: #include <gdiplus.h> #pragma comment(lib,"GdiPlus.lib") HICON CreateIcon(HBITMAP hBitmap) { Gdiplus::Bitmap* pTmpBitmap=Gdiplu...
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vector删除元素erase和通用算法remove区别 - C/C++ - 清泛网 - 专注C/C++及内核技术

...ase和remove函数都要注意删除元素时必须注意是否需要释放内存。如果vector存放的是指向动态创建对象的指针,那么必须确保指向的对象能够释放。 vector erase remove 区别
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由“Pure Virtual Function Called” 考虑到的 - C/C++ - 清泛网 - 专注C/C++及内核技术

...”,在vs2005上测试了并没有出现,因为delete之后,对象的内存值会被修改为某些标志值。可能在其它编译器上会出现。 一些书籍: 《Effective C++第三版》 建议不要在构造、析构时调用虚函数。 《深度探索C++对象模型》在讲...
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warning C4996 - C/C++ - 清泛网 - 专注C/C++及内核技术

...本中认为CRT中的一组函数如果使用不当,可能会产生诸如内存泄露、缓冲区溢出、非法访问等安全问题。这些函数如:strcpy、strcat等。 对于这些问题,VC2005建议使用这些函数的更高级的安全版本,即在这些函数名后面加了一个_...