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Prefer composition over inheritance?
...ent as a has a relationship. A car "has an" engine, a person "has a" name, etc.
Think of inheritance as an is a relationship. A car "is a" vehicle, a person "is a" mammal, etc.
I take no credit for this approach. I took it straight from the Second Edition of Code Complete by Steve McConnell, Section...
谈谈创业公司技术的工作模式 - 资讯 - 清泛网 - 专注C/C++及内核技术
...、测试、运维不管做什么工作，都需要站在一定高度思考问题，既然创业就需要以创业的角度思考，这样对自己的职业发展有帮助，也可以做好产品。
在根据一个大需求技术总监和大家讨论，把模糊的东西逐步清晰化得到一个...
如何抓住痛点做出让用户尖叫的产品 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...，在用户第一的前提下，必须是从用户的角度去思考分析问题的。在做到这点的时候，最为忌讳的是产品经理以自我为中心，把自己当成了用户，把自己的需求当成是用户的需求。如果所做产品的目标用户人群涵盖了自己，那还...
How can I remove a key and its value from an associative array?
... loops depending on your array:
$arr[$key1][$key2][$key3]=$value1; // ....etc
foreach ($arr as $key1 => $values) {
foreach ($key1 as $key2 => $value) {
unset($arr[$key1][$key2]);
}
}
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ERROR 2006 (HY000): MySQL server has gone away
...ted at: "C:\ProgramData\MySQL\MySQL Server
5.6"
On Linux (Ubuntu): /etc/mysql
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Deny access to one specific folder in .htaccess
...l won't give 404 but 403. You can still access file/folders using PHP/Perl etc but not using a web request. You can open a new question if that didn't answer your query.
– anubhava
Dec 11 '15 at 22:11
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微博为什么限制140字(附短信70字限制考) - 闲聊区 - 清泛IT社区，为创新赋能！
问题的提出申请过那么多的微博，数申请网易微博的动机最不纯，因为它的字数限制不是传说中的140字，而是163个字。当年觉得很可爱，于是就注册了，之后再也没登录过。今天在人人网转发状态，提示我超过140字了，突然就好...
程序员之网络安全系列（六）：动态密码 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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程序员之网络安全系列（五）：数字证书以及12306的证书问题 我们使用了数字证书，确保了对方的公钥身份，也就是互联网中确定了要访问的网站就是你要访问的网站。
但是我们如何确定要访问这个网站的用户就是要访问的用...
What is JSONP, and why was it created?
...e codes back. As a result, you end up using timers to monitor the request, etc, which is always a bit suspect. The proposition for JSONRequest is a great solution to allowing cross domain scripting, maintaining security, and allowing proper control of the request.
These days (2015), CORS is the rec...
Force LF eol in git repo and working copy
...s actually a VirtualBox sharing the Windows directory; and while Notepad++ etc. can handle LF-only on Windows, vi is less happy with CRLF. Do I just want to change it so that core.autocrlf is false (or input)?
– Chowlett
Apr 3 '12 at 7:52
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