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关于Rsyslogd 的一些配置 (高性能、高可用 rsyslogd) - C/C++ - 清泛网 - ...
...在系统、环境正常的时候能够运行。一旦出现异常，各种问题就全出来了。
推荐的文档和我认为比较关键的配置请见下图：
几点说明：
推荐仔细阅读 第一篇 关于 rsyslog queue的文档，细节几乎都在这篇文档里。
定义 $Ma...
How do I deep copy a DateTime object?
... I can't just call over again. For example, I have a function that handles orders that returns a DateTime which is when the customer can next place an order. Calling the function to create a copy produces side effects I don't want.
– Billy ONeal
Apr 5 '10 at 16...
PHP and MySQL - how to avoid password in source code? [duplicate]
...ing global state. Of course you can do this with constants as well, but in order to truly avoid global state you should be injecting them from the top scope down, rendering the constants pointless and variables are (again, IMO) syntactically nicer for config files.
– DaveRandom...
Traits in PHP – any real world examples/best practices? [closed]
...ng use case: use an interface which defines the contract, use the trait in order to satisfy that contract. Good one.
– Max
Oct 25 '11 at 18:41
13
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Submitting a multidimensional array via POST with php
...tion but you would have to add some processing with JS, i.e if they are in order, you would read the previous input name after cloning, and increment by 1 manually for each input name attribute in the clone.
– Daniel
Nov 18 '18 at 0:04
...
Simplest way to detect a mobile device in PHP
...ed a slightly alteration of the accepted answer to the use of implode() in order to have a better readability of the code. So here it goes:
<?php
$uaFull = strtolower($_SERVER['HTTP_USER_AGENT']);
$uaStart = substr($uaFull, 0, 4);
$uaPhone = [
'(android|bb\d+|meego).+mobile',
'avantgo',...
ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C++内核技术
...底层传输之上提供完全相同的行为。 这种方法存在两个问题： 一，在特定的传输之上建立类TCP的封装实际上使得传输成为多余的了。如果这种方法的行为类似于TCP，那么为什么一开始就不用TCP呢？（性能特性排除在这个规...
What is the “right” way to iterate through an array in Ruby?
...eys than the values, and I am usually dealing with keys and values in that order, either key => value or hash[key] = value.
If you want duck-typing, then either explicitly use a defined method as Brent Longborough showed, or an implicit method as maxhawkins showed.
Ruby is all about accommodati...
浅谈Heatmap：网页热点图生成原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的日志格式，结果会有所不同，这里仅仅以此为例来说明问题，本文采用AWK来解析日志，当然你也可以使用Perl或别的你熟悉的语言：
#!/usr/bin/awk -f
BEGIN {
FS="&";
}
NF == 4 {
param["page_x"] = "0";
param["page_y"] ...
App Inventor 2 拓展参考文档 · App Inventor 2 中文网
...不需要回复的可留空~ 请描述您的问题（300字以内）： 给个鼓励也行呐~o~ 提供截图（仅截取当前可视区域...