大约有 8,000 项符合查询结果（耗时：0.0287秒） [XML]
Redis消息通知系统的实现 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
Redis消息通知系统的实现最近忙着用Redis实现一个消息通知系统，今天大概总结了一下技术细节，其中演示代码如果没有特殊说明，使用的都是PhpRedis扩展来实现的。内...最近忙着用Redis实现一个消息通知系统，今天大概总结了一...
海量数据相似度计算之simhash和海明距离 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...较100w次，光是比较100w次的数据是否重复就需要4s，就算4s一个文档，单线程一分钟才处理15个文档，一个小时才900个，一天也才21600个文档，这个数字和一天100w相差甚远，需要多少机器和资源才能解决。
为此我们需要一种应对...
C语言之父辞世引发“分号”悼念 - 创意 - 清泛网 - 专注C/C++及内核技术
...重要奠基人。许多网友的发帖中没有片言只字，仅仅留下一个分号;。...在众多的国际互动论坛上，计算机爱好者们以特有的方式纪念这位编程语言的重要奠基人。许多网友的发帖中没有片言只字，仅仅留下一个分号“;”。在 C ...
Programming with white text on black background?
...e it's a lot easier on your eyes when you alternate between looking at the screen and looking at source material printed on paper.
Also, the contrast between the screen background and the surrounding lighting should be small, so a white background works best with the well lit room most people use c...
How can I clear previous output in Terminal in Mac OS X?
I know the clear command that 'clears' the current screen, but it does this just by printing lots of newlines - the cleared contents just get scrolled up.
...
How to pipe stdout while keeping it on screen ? (and not to a output file)
I would like to pipe standard output of a program while keeping it on screen.
5 Answers
...
Twitter bootstrap dropdown goes outside the screen
...his answer does not actually fix the problem if user is using some smaller screen device -- it is going out of the left side in stead of right side (in fact that you just change the pull-left to the pull-right).
– Anonymous
Nov 9 '13 at 10:09
...
FAT32系统中长文件名的存储 - C/C++ - 清泛网 - 专注C/C++及内核技术
FAT32系统中长文件名的存储FAT32的一个重要的特点是完全支持长文件名。长文件名依然是记录在目录项中的。为了低版本的OS或程序能正确读取长文件名文件，系统自动为所...FAT32的一个重要的特点是完全支持长文件名。长文件名...
Hide text using css
...way:
h1 {
text-indent: -9999px; /* sends the text off-screen */
background-image: url(/the_img.png); /* shows image */
height: 100px; /* be sure to set height & width */
width: 600px;
white-space: nowrap; /* because only the...
Suggestions for debugging print stylesheets?
...s to tweak it. It's one thing to have a reload cycle for working on the on-screen layout:
12 Answers
...