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Web scraping with Python [closed]
...se/sunset times from a web site. Is it possible to scrape web content with Python? what are the modules used? Is there any tutorial available?
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What makes Lisp macros so special?
...(e.g. Infix Notation Math for Clojure).
Here is a more concrete example:Python has list comprehensions built into the language. This gives a simple syntax for a common case. The line
divisibleByTwo = [x for x in range(10) if x % 2 == 0]
yields a list containing all even numbers between 0 and ...
builtins.TypeError: must be str, not bytes
I've converted my scripts from Python 2.7 to 3.2, and I have a bug.
2 Answers
2
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What's the difference between a Python “property” and “attribute”?
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Properties are a special kind of attribute. Basically, when Python encounters the following code:
spam = SomeObject()
print(spam.eggs)
it looks up eggs in spam, and then examines eggs to see if it has a __get__, __set__, or __delete__ method — if it does, it's a property. If...
How to determine SSL cert expiration date from a PEM encoded certificate?
If I have the actual file and a Bash shell in Mac or Linux, how can I query the cert file for when it will expire? Not a web site, but actually the certificate file itself, assuming I have the csr, key, pem and chain files.
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Unix - copy contents of one directory to another [closed]
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Don't do this. Do "cp -rT src dest" on Linux, or "cp -R src/ dest" on BSD.
– xpusostomos
Aug 5 at 10:56
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小端模式 和 大端模式的决定因素 - C/C++ - 清泛网 - 专注C/C++及内核技术
...来讲，可能大多数人认为是操作系统决定，Windows小端，Linux大端，我很早以前也是这么认为的，但是经过一系列的跨平台代码调试后，发现同一台PC上Windows和Linux的端序是相同的，不得不引发重新考虑：
小端模式 和 大端模式：...
CentOS系统下如何挂载第2块磁盘 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...选择分区类型
这里有两个选项：
p: 主分区 linux上主分区最多能有4个
e: 扩展分区 linux上扩展分区只能有1个，扩展分区创建后不能直接使用，还要在扩展分区上创建逻辑分区。
这里选择的p。
4）选...
Skipped \'xxx\' -- Node remains in conflict 解决方法 - 更多技术 - 清泛...
Skipped 'xxx' -- Node remains in conflict 解决方法Linux下使用命令svn up更新时出现冲突如下：Updating '.':Skipped 'xxx' -- Node remains in conflictAt revisio...Linux下使用命令svn up更新时出现冲突如下：
Updating '.':
Skipped 'xxx' -- Node remains in conflict
At re...
Mono - 跨平台 .NET运行环境 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的项目，并由Miguel de lcaza领导的，一个致力于开创 NET在Linux上使用的开源工程。它 Mono
Mono是一个由Novell公司（由Xamarin发起）主持的项目，并由Miguel de lcaza领导的，一个致力于开创.NET在Linux上使用的开源工程。它包含了一个...