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Checkout old commit and make it a new commit [duplicate]
On Git, say I mess up my commits, and I want to make the version 3 commits ago as the new version. If I do git checkout xxxx , it creates a new branch and it seems like I can only merge it? Could I make this the new "master version"?
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How does the “this” keyword work?
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I recommend reading Mike West's article Scope in JavaScript (mirror) first. It is an excellent...
CodeIgniter removing index.php from url
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31 Answers
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How to round to 2 decimals with Python?
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answered Dec 8 '13 at 18:20
roliszrolisz
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What are “connecting characters” in Java identifiers?
...w.fileformat.info/info/unicode/category/Pc/list.htm
U+005F _ LOW LINE
U+203F ‿ UNDERTIE
U+2040 ⁀ CHARACTER TIE
U+2054 ⁔ INVERTED UNDERTIE
U+FE33 ︳ PRESENTATION FORM FOR VERTICAL LOW LINE
U+FE34 ︴ PRESENTATION FORM FOR VERTICAL WAVY LOW LINE
U+FE4D ﹍ DASHED LOW LINE
U+FE4E ﹎ CENTRELINE...
Automatically creating directories with file output [duplicate]
...s.makedirs calls, so that to protect us from race conditions.
In Python 3.2+, there is a more elegant way that avoids the race condition above:
import os
filename = "/foo/bar/baz.txt"
os.makedirs(os.path.dirname(filename), exist_ok=True)
with open(filename, "w") as f:
f.write("FOOBAR")
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%d,%c,%s,%x等转换符 释义 - C/C++ - 清泛IT论坛，有思想、有深度
...符号十进制整数
%o 八进制整数 e.g. 0123
%x(%X) 十六进制整数0f(0F) e.g. 0x1234
%p 指针
%s 字符串 %S Unicode字符串（双字节）
%% "%"
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Check if directory mounted with bash
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edited Apr 13 '16 at 16:58
Eliran Malka
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Execute command on all files in a directory
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edited Nov 24 '15 at 13:28
Wayne Werner
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