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海量数据相似度计算之simhash短文本查找 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...快的返回一个value，这个号称查找速度最快的数据结构是如何实现的呢？看下hashmap的内部结构：
如果我们需要得到key对应的value，需要经过这些计算，传入key，计算key的hashcode，得到7的位置；发现7位置对应的value还有好几个，...
Forward host port to docker container
...but it does let container processes open low-numbered ports like any other root process. It also allows the container to access local network services like D-bus. This can lead to processes in the container being able to do unexpected things like restart your computer. You should use this option wit...
Best way to add “current” class to nav in Rails 3
...
link_to link_text, link_path
end
end
used like:
nav_link 'Home', root_path
which will produce HTML like
<li class="current"><a href="/">Home</a></li>
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Build fat static library (device + simulator) using Xcode and SDK 4+
...public headers (courtesy of Frederik Wallner)
Added explicit setting of SYMROOT (maybe need OBJROOT to be set too?), thanks to Doug Dickinson
SCRIPT (this is what you have to copy/paste)
For usage / install instructions, see below
##########################################
#
# c.f. https://sta...
Eclipse: All my projects disappeared from Project Explorer
...->Import
General->Existing Projects into Workspace
Click the "Select root directory" field and browse to each subfolder in your workspace folder, and import.
For me, this was very tedious, since I had several dozen projects in my workspace, but it's the only solution I found short of restori...
Find location of a removable SD card
...ally 'contact the manufacturer'. Not useful.
– dragonroot
Mar 15 '12 at 2:05
6
The last part of t...
How can I import one Gradle script into another?
...d should provide you the abstraction you are looking for.
In your project root build.gradle you define all your domain specific stuff as well as the things that apply to all your subprojects:
repositories {
add(new org.apache.ivy.plugins.resolver.FileSystemResolver()) {
name = 'destRe...
How to stop and restart memcached server?
...
Using root, try something like this:
/etc/init.d/memcached restart
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How can I define colors as variables in CSS?
...
CSS supports this natively with CSS Variables.
Example CSS file
:root {
--main-color:#06c;
}
#foo {
color: var(--main-color);
}
For a working example, please see this JSFiddle (the example shows one of the CSS selectors in the fiddle has the color hard coded to blue, the other C...
Where does Android emulator store SQLite database?
...o your regular hard drive.
Edit: Removed suggestion that this works for unrooted devices too - it only works for emulators, and devices where you are operating adb as root.
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