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How to force vim to syntax-highlight a file as html?
... syntax=<type> where <type> is something like perl, html, php, etc.
There is another mechanism that can be used to control syntax highlighting called filetype, or ft for short. Similar to syntax, you give it a type like this: :set filetype=html. Other filetypes are perl, php, etc.
Someti...
Generate random 5 characters string
... generating voucher codes. We removed confusing chars, like l, i, 1, 0, O, etc and out of 500 vouchers got no duplicates.
– Luke Cousins
Sep 16 '14 at 9:16
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微博为什么限制140字(附短信70字限制考) - 创意 - 清泛网 - 专注C/C++及内核技术
微博为什么限制140字(附短信70字限制考)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...问题的提出
申请过那么多的微博，数申...
How to get CRON to call in the correct PATHs
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I used /etc/crontab. I used vi and entered in the PATHs I needed into this file and ran it as root. The normal crontab overwrites PATHs that you have set up. A good tutorial on how to do this.
The systemwide cron file looks like thi...
Debug Error \"pure virtual function call\" 原因解析 - 更多技术 - 清泛...
...函数中抛出异常，不然，我们不得不面对以下两个严重的问题：
二次异常导致程序退出;
遗留下来的未完全销毁的对象与未完成的工作导致的后续问题
pure virtual function call就是这种情况。
但是理想与现实总是有差距的，...
How do you deal with configuration files in source control?
...ntrol on the config files for each environment, can easily perform a diff, etc.
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What is the difference between window, screen, and document in Javascript?
... window object and has properties available to it like title, URL, cookie, etc. What does this really mean? That means if you want to access a property for the window it is window.property, if it is document it is window.document.property which is also available in short as document.property.
Th...
How to unit test an object with database queries
...all a method on, in the sense that they have the same properties, methods, etc. available to caller. But instead of performing whatever action they are programmed to do when a particular method is called, it skips that altogether, and just returns a result. That result is typically defined by you a...
Function to calculate distance between two coordinates
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这个问题问了JavaScript的答案。. You have to convert it to english :)
– VulfCompressor
Oct 12 '15 at 15:56
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Get the first element of an array
...$array));
In O(1):
array_pop(array_reverse($array));
Other use cases, etc...
If modifying (in the sense of resetting array pointers) of $array is not a problem, you might use:
reset($array);
This should be theoretically more efficient, if a array "copy" is needed:
array_shift(array_slice($...