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“:” (colon) in C struct - what does it mean? [duplicate]
...ary.
This example defines a two-dimensional array of structures named screen.
struct
{
unsigned short icon : 8;
unsigned short color : 4;
unsigned short underline : 1;
unsigned short blink : 1;
} screen[25][80];
Edit: another important bit from the MSDN link:
Bit fields...
C#对象序列化与反序列化 - 更多技术 - 清泛网移动版 - 专注C/C++及内核技术
...
(2) 总结
5. XML序列化对象详解
(1) 说明
(2) 使用XmlElement(默认值)
(3) 使用XmlAttribute
(4) 使用XmlText
(5) 使用XmlType和XmlAttribute(重命名节点名称)
(6) 列表和数组的序列化
(7) 列表和数组的做为数据成员的序列化
(8) 类型继承与反序...
Window appears off screen on ubuntu [closed]
...ors several times, and now for some reason some of the windows open up off-screen (outside of both screens), Update Manager, for instance.
How can I position the windows on one of my screens?
...
Understand convertRect:toView:, convertRect:FromView:, convertPoint:toView: and convertPoint:fromVie
... hierarchy has it's origin at 0,0 which corresponds to the top left of the screen in iOS.
If you add a subview at 20,30 to this view, then a point at 0,0 in the subview corresponds to a point at 20,30 in the superview. This conversion is what those methods are doing.
Your example above is pointl...
When to use IMG vs. CSS background-image?
...the meaning of the image can be communicated in all user-agents, including screen readers.
Pragmatic uses of IMG
Use IMG plus alt attribute if the image
is part of the content such as a logo or diagram or person (real person, not stock photo people).
—sanchothefat
Use IMG if you rely on bro...
Circular gradient in android
I'm trying to make a gradient that emits from the middle of the screen in white, and turns to black as it moves toward the edges of the screen.
...
What is aria-label and how should I use it?
...
It's an attribute designed to help assistive technology (e.g. screen readers) attach a label to an otherwise anonymous HTML element.
So there's the <label> element:
<label for="fmUserName">Your name</label>
<input id="fmUserName">
The <label> explicitl...
iPhone 5 CSS media query
The iPhone 5 has a longer screen and it's not catching my website's mobile view. What are the new responsive design queries for the iPhone 5 and can I combine with existing iPhone queries?
...
TCP 的那些事儿（下） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...是所谓的MSS（Max Segment Size）注意，TCP的RFC定义这个MSS的默认值是536，这是因为 RFC 791里说了任何一个IP设备都得最少接收576尺寸的大小（实际上来说576是拨号的网络的MTU，而576减去IP头的20个字节就是536）。
如果你的网络包可以...
Detect when browser receives file download
...ts click with defined download class it lets to show custom message on the screen. I've used focus trigger to hide the message.
JavaScript
$(function(){$('.download').click(function() { ShowDownloadMessage(); }); })
function ShowDownloadMessage()
{
$('#message-text').text('your report is cre...