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为什么你得学些 TCP 的知识？ - 更多技术 - 清泛网 - 专注C/C++及内核技术
...消息时，每次要耗费 40 毫秒”。我已经断断续续思考了一个星期，但是没有任何结果。
一点背景知识：NSQ 是一个消息队列，你通过本地的一个 HTTP 请求向其发布消息。发送本地的一个 HTTP 请求确实不应该花费 40 毫秒，有时候...
为什么你得学些 TCP 的知识？ - 环境配置 - 清泛IT社区，为创新赋能！
...消息时，每次要耗费 40 毫秒”。我已经断断续续思考了一个星期，但是没有任何结果。
一点背景知识：NSQ 是一个消息队列，你通过本地的一个 HTTP 请求向其发布消息。发送本地的一个 HTTP 请求确实不应该花费 40 毫秒，有时候...
Why are my CSS3 media queries not working?
...he query won't work either.
.edcar_letter{
font-size:180px;
}
@media screen and (max-width: 350px) {
.edcar_letter{
font-size:120px;
}
}
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windows异常处理 __try __except - C/C++ - 清泛网 - 专注C/C++及内核技术
..._except关键字来定义。并且，catch关键字后面往往好像接受一个函数参数一样，可以是各种类型的异常数据对象；但是__except关键字则不同，它后面跟的却是一个表达式，我们知道，函数调用也是一个表达式。
我们来看下面这...
Getting ssh to execute a command in the background on target machine
...
If you don't/can't keep the connection open you could use screen, if you have the rights to install it.
user@localhost $ screen -t remote-command
user@localhost $ ssh user@target # now inside of a screen session
user@remotehost $ cd /some/directory; program-to-execute &
To de...
Positioning element at center of screen
...sition a <div> (or a <table> ) element at the center of the screen irrespective of screen size. In other words, the space left on 'top' and 'bottom' should be equal and space left on 'right' and 'left' sides should be equal. I would like to accomplish this with only CSS.
...
Laravel blank white screen
...l's logs or Apache's logs?
Since upgrading to Laravel 4.1, I've had white screen "errors" (WSOD) when the application could not write to the log location. I've always solved this by making the app/storage directory writable by Apache (either group writable to "www-data", "apache" or world-writable ...
Is there a way to make ellipsize=“marquee” always scroll?
... This hack works great and is needed only when multiple TextViews are on screen at the same time (like when used in ListView) - because usually only one of them can be focused, but this solution 'tricks' the system by telling it all of them are :) Otherwise for single TextView simpler anwer like s...
How to write a CSS hack for IE 11? [duplicate]
...evolving thread, I have updated the below:
IE 11 (and above..)
_:-ms-fullscreen, :root .foo { property:value; }
IE 10 and above
_:-ms-lang(x), .foo { property:value; }
or
@media all and (-ms-high-contrast: none), (-ms-high-contrast: active) {
.foo{property:value;}
}
IE 10 only
_:-ms-la...
Deep Learning（深度学习）学习笔记整理系列之（四） - 大数据 & AI - 清泛...
...神经网络（ANN）本身就是具有层次结构的系统，如果给定一个神经网络，我们假设其输出与输入是相同的，然后训练调整其参数，得到每一层中的权重。自然地，我们就得到了输入I的几种不同表示（每一层代表一种表示），这...