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Provide an image for WhatsApp link sharing
...the perfect preview for WhatsApp, Twitter, Facebook and bookmark icons for pc's and mobile devices. If you like reading go to ogp.me - but make sure to read steps 1 - 6 in this answer to get the best WhatsApp preview.
Please note: some apps or websites use cache or even store the website preview to ...
jQuery lose focus event
...ptions').hide();
});
})
jsfiddle with blur: http://jsfiddle.net/yznhb8pc/
$(function() {
$('#filter').focusout(function() {
$('#options').hide();
});
})
jsfiddle with focusout: http://jsfiddle.net/yznhb8pc/1/
...
mysqli_fetch_assoc() expects parameter / Call to a member function bind_param() errors. How to get t
..._errors should be set to 1 (it is convenient to have logs on a development PC too)
display_errors should be set to 1
On a production server
error_reporting should be set to E_ALL value;
log_errors should be set to 1
display_errors should be set to 0
How to actually use it?
Just remove any c...
项目管理实践教程二、源代码控制【Source Control Using VisualSVN Server ...
...示，创建新的代码库，在下图所示的文本框中输入代码库名称：
注意：上图中的CheckBox如果选中，则在代码库StartKit下面会创建trunk、branches、tags三个子目录；不选中，则只创建空的代码库StartKit。
点击OK按钮，代码库就创...
Are GUID collisions possible?
...ake.
How did it happen, in a small application that was running on Pocket PC, at the end of an operation a command that has an generated GUID must be issued. The command after it was executed on the server it was stored in a command table on the server along with the execution date. One day when I ...
Linq: GroupBy, Sum and Count
... ProductName = g.First().Name,
Price = g.Sum(pc => pc.Price).ToString(),
Quantity = g.Count().ToString(),
};
share
|
improve this answ...
Where are static variables stored in C and C++?
...0 mov 0x0(%rip),%eax # a <f+0xa>
6: R_X86_64_PC32 .data-0x4
and the .data-0x4 says that it will go to the first byte of the .data segment.
The -0x4 is there because we are using RIP relative addressing, thus the %rip in the instruction and R_X86_64_PC32.
It is re...
Context switches much slower in new linux kernels
... tune. In other words, even if you completely disable all C states in your PC's (or server's) BIOS, this driver will still force them on during periods of brief inactivity, which are almost always happening unless an all core consuming synthetic benchmark (e.g., stress) is running. You can monitor C...
Show Youtube video source into HTML5 video tag?
...L5, or flash, or some other plugin based on what is available on the users PC. This is why you are having a difficult time using the video tag with youtube videos.
YouTube does offer a developer API to embed a youtube video into your page.
I made a JSFiddle as a live example: http://jsfiddle.net/z...
[精华]VC++对话框程序打印及打印预览的实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
...打印及打印预览。以下用一具体实例说明。
函数名()
覆盖函数可能完成的任务
CView::OnPreparePrinting()
调用CprintInfo成员函数（如CprintInfo::SetMaxPage设置文档长度）或设置CprintInfo数据成员以影响Print对话框或打印预览...