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搭建高可用mongodb集群（一）——配置mongodb - 大数据 & AI - 清泛网 - 专...
...支持对数据建立索引。所以这个非常方便，我们可以用sql操作MongoDB，从关系型数据库迁移过来，开发人员学习成本会大大减少。如果再对底层的sql API做一层封装，开发基本可以感觉不到mongodb和关系型数据库的区别。同样MongoDB...
How do I install the yaml package for Python?
... The name of the PyYAML package at least on Fedora 21 and CentOS 7 is just PyYAML not python-yaml.
– TNT
Mar 27 '15 at 15:03
3
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What is an uninterruptible process?
...can potentially involve spinning up a hard drive, or moving heads. During most of this time, the process will be sleeping, blocking on the hardware.
While the process is sleeping in the system call, it can receive a Unix asynchronous signal (say, SIGTERM), then the following happens:
The system c...
How can I strip first X characters from string using sed?
...{var:5}
Are you sure bash is the shell executing your script?
Even the POSIX-compliant
var=${var#?????}
would be preferable to using an external process, although this requires you to hard-code the 5 in the form of a fixed-length pattern.
...
nano error: Error opening terminal: xterm-256color
After the installation of OSX Lion, I tried to:
10 Answers
10
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ContinuousSpeech 连续语音识别扩展：持续语音识别无需重复启动 · App Inventor 2 中文网
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实现命令检查逻辑，识别特定的语音命令并执行相应操作。
语音输出后恢复识别
当应用需要语音输出（如 TextToSpeech）时，建议临时停止识别以避免干扰：
当 TextToSpeech1.AfterSpeaking 时
调用 ContinuousSpeech...
Pros and cons to use Celery vs. RQ [closed]
...m working on python project that requires implement some background jobs (mostly for email sending and heavily database updates). I use Redis for task broker. So in this point I have two candidates: Celery and RQ . I had some experience with these job queues, but I want to ask you guys to share y...
A command-line HTML pretty-printer: Making messy HTML readable [closed]
...ed tidy-html5 which since became the official thing. Here is its GitHub repository.
Tidy is a console application for Mac OS X, Linux, Windows, UNIX, and more. It corrects and cleans up HTML and XML documents by fixing markup errors and upgrading legacy code to modern standards.
For your needs...
Broadcast receiver for checking internet connection in android app
...want notification when only the network is available but if the phone is loosing the network then to it is notifying me.
– Nikhil Agrawal
Mar 30 '13 at 5:58
8
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How to change SmartGit's licensing option after 30 days of commercial use on ubuntu?
...able to use SG anymore without paying (I'm not using it for commercial purposes). Do you know how to fix it?
15 Answers
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