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super() raises “TypeError: must be type, not classobj” for new-style class
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And this is one of the reasons we now have Python 3.
– Steven Rumbalski
Mar 15 '12 at 15:09
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Biggest differences of Thrift vs Protocol Buffers?
...nguages supported by default.
Protocol Buffers: Java, Android Java, C++, Python, Ruby, C#, Go, Objective-C, Node.js
Thrift: Java, C++, Python, Ruby, C#, Go, Objective-C, JavaScript, Node.js, Erlang, PHP, Perl, Haskell, Smalltalk, OCaml, Delphi, D, Haxe
Both could be extended to other platforms, ...
Keyboard shortcut to comment lines in Sublime Text 2
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By default on Linux/Windows for an English keyboard the shortcut is Ctrl+Shift+/ to toggle a block comment, and Ctrl+/ to toggle a line comment.
If you go into Preferences->Key Bindings - Default, you can find all the shortcuts, below ...
libevent对比libev的基准测试 - C/C++ - 清泛网 - 专注C/C++及内核技术
....3 版编译，-O3 -fno-guess-branch-probability -g并在带有 Debian GNU/Linux（Linux 版本 2.6.24-1）的 3.6GHz Core2 Quad 上运行。两个库都配置为使用 epoll 接口（测试机器上任一库中可用的性能最高的接口）。
使用相同的基准程序来运行 libevent 与 l...
How to check permissions of a specific directory?
...getfacl /directory/directory/
which includes ACL
A good introduction on Linux ACL here
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Rename an environment with virtualenvwrapper
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I just tried this and it created the "copy" with python2.7, even though the oldenv I was trying to copy used python3.7..... sad.
– Leo
Aug 28 at 0:26
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PostgreSQL: How to change PostgreSQL user password?
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To change the password on the postgres user in Linux: sudo passwd postgres
– Punnerud
Aug 28 '19 at 6:31
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How can one pull the (private) data of one's own Android app?
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Python alternative for where openssl has not been compiled with zlib: dd if=data.ab bs=1 skip=24 | python -c "import zlib,sys;sys.stdout.write(zlib.decompress(sys.stdin.read()))" | tar -xvf - (from above source)
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How to color the Git console?
...by @VonC, color.ui defaults to auto since Git 1.8.4
From the Unix & Linux Stackexchange question How to colorize output of git? and the answer by @Evgeny:
git config --global color.ui auto
The color.ui is a meta configuration that includes all the various color.* configurations availabl...
How to pass a user defined argument in scrapy spider
...www.example.com/{category}'] # py36
super().__init__(**kwargs) # python3
def parse(self, response)
self.log(self.domain) # system
Taken from the Scrapy doc: http://doc.scrapy.org/en/latest/topics/spiders.html#spider-arguments
Update 2013: Add second argument
Update 2015: ...