...候，到底是要抓大放小，还是要抓小放大，这的确是一个问题。资本寒冬到来，很多行业的创业者们都在谋划着过冬的“最佳姿势”。尚未拿到融资的创业者们开始通过各种路演、投资峰会、宣讲会获取资本关注；已经拿到融资...

...ure解决方案概述一段时间以来，企业始终在面对接入控制问题。这个需求始自于扩展企业，在此，远程用户常使用未加管理或不可管理的设备接入关键的局域网...概述 一段时间以来，企业始终在面对接入控制问题。这个需求始...

... With jQuery: $.post("test.php", { json_string:JSON.stringify({name:"John", time:"2pm"}) }); Without jQuery: var xmlhttp = new XMLHttpRequest(); // new HttpRequest instance xmlhttp.open("POST", "/json-handler"); xmlhttp.setRequestHeader("Content-...

...不到好医生的原因是，互联网问诊多为“头疼脑热”的小问题，最优秀的医生并不愿意花时间。但顶级医生现在也需要一个分诊机制来获得更高质量的患者。 文/温泉 自2013年下半年以来，因一系列政策利好，互联网医疗行业...

...的人当然不只我一个，stackoverflow 上有个人也提了类似的问题：“为什么 CSS 和 C-based （的）语言中叹号的涵义相反？”他还问道：“除了 CSS，还有什么语言是用叹号表达肯定而非否定的呢？”（随后有人提醒他，自然语言就是...

...最主要的几点包括盈利模式，与科技自媒体作者的关系等问题。是非对错暂且不论，在这场争论中，不管是支持的，还是反对甚至泼脏水的，各有各的观点。很多人认真的或若有其事的分析着虎嗅的招股书，有人甚至说虎嗅已经...

... First of all, never use a for in loop to enumerate over an array. Never. Use good old for(var i = 0; i<arr.length; i++). The reason behind this is the following: each object in JavaScript has a special field called prototype. Ever...

...y discovered that the built-in Mathematica function DominantColors doesn't allow enough fine-grained control to approximate the algorithm that iTunes uses. I wrote my own function instead... A simple method to calculate the dominant color in a group of pixels is to collect all pixels into buckets ...

Is there a command or an existing script that will let me view all of a *NIX system's scheduled cron jobs at once? I'd like it to include all of the user crontabs, as well as /etc/crontab , and whatever's in /etc/cron.d . It would also be nice to see the specific commands run by run-parts in /e...

...syntax of scheduling a new job may seem daunting at first glance, it's actually relatively simple to understand once you break it down. A cron job will always have five columns each of which represent a chronological 'operator' followed by the full path and command to execute: * * * * * home/path/t...