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Algorithm to calculate the number of divisors of a given number
What would be the most optimal algorithm (performance-wise) to calculate the number of divisors of a given number?
27 Answe...
File input 'accept' attribute - is it useful?
Implementing a file upload under html is fairly simple, but I just noticed that there is an 'accept' attribute that can be added to the <input type="file" ...> tag.
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9个常用iptables配置实例 - 更多技术 - 清泛网 - 专注C/C++及内核技术
9个常用iptables配置实例iptables命令可用于配置Linux的包过滤规则，常用于实现防火墙、NAT。咋一看iptables的配置很复杂，掌握规律后，其实用iptables完成指定任务...iptables命令可用于配置Linux的包过滤规则，常用于实现防火墙、NAT。...
How to concatenate properties from multiple JavaScript objects
I am looking for the best way to "add" multiple JavaScript objects (associative arrays).
14 Answers
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How to reverse apply a stash?
I have a small patch saved away in my git stash. I've applied it to my working copy using git stash apply . Now, I'd like to back out those changes by reverse applying the patch (kind of like what git revert would do but against the stash).
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Get the string representation of a DOM node
Javascript: I have the DOM representation of a node (element or document) and I'm looking for the string representation of it. E.g.,
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How to do a non-greedy match in grep?
I want to grep the shortest match and the pattern should be something like:
7 Answers
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Unable to Cast from Parent Class to Child Class
I am trying to cast from a parent class to a child class but I get an InvalidCastException. The child class only has one property of type int. Does anyone know what I need to do?
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ASP.NET MVC View Engine Comparison
...on SO & Google for a breakdown of the various View Engines available for ASP.NET MVC, but haven't found much more than simple high-level descriptions of what a view engine is.
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What is the difference between :first-child and :first-of-type?
... tell the difference between element:first-child and element:first-of-type
3 Answers
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