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How to concatenate two strings to build a complete path
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/data/foo/bar/myfile
there was no native method (like os.path.join() in python) in shell to handle such situation.
But I did found a trick
For example , the base path was store in a shell variable
BASE=~/mydir
and the last file name you wanna join was
FILE=myfile
Then you can assign y...
How would you go about parsing Markdown? [closed]
...o parse it for you. A
quick Google-ing reveals libraries for CL, Haskell, Python,
JavaScript, Ruby, and so on. It is highly unlikely that you will need
to reinvent this wheel.
If you really have to write it from scratch, I recommend writing a
proper parser. With this technique, you won't have to...
Insert a row to pandas dataframe
... a row is a bit misleading, as -1 isn't the last row/element, as it is for Python arrays.
– flow2k
Apr 24 '19 at 2:05
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cpuid汇编指令 - C/C++ - 清泛网 - 专注C/C++及内核技术
...可以确定CPU的具体型号，以下是部分Intel CPU的处理器签名数据（资料来自Intel）：
前面说过，80386尽管没有CPUID指令，但在复位时也是可以返回处理器签名的，下面是80386返回的处理器签名的格式：
下面是80386处理...
Equivalent of String.format in jQuery
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Ooh, and one that uses the Python interpolation format: code.google.com/p/jquery-utils/wiki/…
– gpvos
Mar 16 '11 at 13:47
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Regular expression to match balanced parentheses
...pasted at (?R) which represents (?0).
Perl, PHP, Notepad++, R: perl=TRUE, Python: Regex package with (?V1) for Perl behaviour.
Ruby using subexpression calls.
With Ruby 2.0 \g<0> can be used to call full pattern.
\((?>[^)(]+|\g<0>)*\)
Demo at Rubular; Ruby 1.9 only supports ca...
Transposing a NumPy array
I use Python and NumPy and have some problems with "transpose":
16 Answers
16
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socket.shutdown vs socket.close
...at both peers close at the same time. Otherwise close() is sufficient. The Python documentation should be corrected.
– Marquis of Lorne
Nov 26 '19 at 0:33
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Hidden features of Windows batch files
...ile, the script becomes a bash launcher and rewrite the script in bash (or python) instead : )
– idbrii
Mar 24 '11 at 16:47
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What are these ^M's that keep showing up in my files in emacs?
...ly write a small script to fix them yourself.
Edit: I found the following Python sample code here:
string.replace( str, '\r', '' )
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