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一文讲透区块链技术原理 - 资讯 - 清泛网 - 专注C/C++及内核技术
...实现去中心化的P2P系统设计。但区块链的作用不仅仅局限在比特币上。现在，人们在使用“区块链”这个词时，有的时候是指数据结构，有时是指数据库，有时则是指数据库技术，但无论是哪种含义，都和比特币没有必然的联系...
android button selector
This is a button selector such that when normal it appears red, when pressed it appears grey.
6 Answers
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技术和资本玩转创客圈 英特尔在中国的动作才刚刚开始 - 资讯 - 清泛网 - 专...
技术和资本玩转创客圈 英特尔在中国的动作才刚刚开始在英特尔副总裁兼渠道销售事业部总经理Rick Dwyer的演示过程中，硬享公社成功帮一名国外的创客找到了一家与其志同道合的中国的生态圈企业伙伴。
自去年4月英特尔CEO科...
How do I increase modal width in Angular UI Bootstrap?
...controller calling the modal window, set the windowClass:
$scope.modalButtonClick = function () {
var modalInstance = $modal.open({
templateUrl: 'App/Views/modalView.html',
controller: 'modalController',
windowClass: 'app-modal-window'
});
...
How to hide 'Back' button on navigation bar on iPhone?
...n my app. But some of the views shouldn't have 'Back' (the previous title) button. Any ideas about how to hide the back button?
...
Disable webkit's spin buttons on input type=“number”?
... works for both Chrome and Firefox
input[type=number]::-webkit-outer-spin-button,
input[type=number]::-webkit-inner-spin-button {
-webkit-appearance: none;
margin: 0;
}
input[type=number] {
-moz-appearance:textfield;
}
...
Fastest exit strategy for a Panic Button in Crisis/Abuse Websites? [closed]
...t of centers like this have what is referred to by the centers as a "Panic Button". An example of a basic one is found here at the top of every page in the green bar.
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Vertically centering Bootstrap modal window
...javascript or jQuery required.
HTML (based on Bootstrap's demo-code)
<button class="btn btn-primary btn-lg" data-toggle="modal" data-target="#myModal">Launch demo modal</button>
<!-- Modal -->
<div class="modal fade" id="myModal" tabindex="-1" role="dialog" aria-labelledby="m...
Using @include vs @extend in Sass?
...Extends do not allow customization, but they produce very efficient CSS.
%button
background-color: lightgrey
&:hover, &:active
background-color: white
a
@extend %button
button
@extend %button
Result:
a, button {
background-color: lightgrey;
}
a:hover, button:hover, a:acti...
CDN（内容分发网络）技术原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...访问速度要求越来越高，虽然带宽不断增加，用户数量也在不断增加，受Web服务器的负荷和传输距离等因数的影响，响应速度慢还是经常抱怨和困扰。解决方案就是在网络传输上利用缓存技术使得Web服务数据流能就近访问，是优...