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x = "%02d.txt" % i raises TypeError (cannot concatenate 'str' and 'int' objects), but x = "%02d.txt" % (i,) does not. Interesting. I wonder where is that documented
– theta
Nov 5 '12 at 18:10
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Using awk to remove the Byte-order mark
...M from all text files in current directory:
sed -i '1 s/^\xef\xbb\xbf//' *.txt
On FreeBSD:
sed -i .bak '1 s/^\xef\xbb\xbf//' *.txt
Advantage of using GNU or FreeBSD sed: the -i parameter means "in place", and will update files without the need for redirections or weird tricks.
On Mac:
This aw...
__attribute__ - C/C++ - 清泛网 - 专注C/C++及内核技术
...内存约束。当用在enum类型定义时，暗示了应该使用最小完整的类型 （it indicates that the smallest integral type should be used）。
下面的例子中，my-packed-struct类型的变量数组中的值将会紧紧的靠在一起，但内部的成员变量s不会被“pack”...
Android微信智能心跳方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...值做为稳定心跳避免临界值。
d）动态调整：即使在一次完整的智能心跳计算过程中，我们没有找到最好的值，我们还有机会来进行校正。
当我和春哥想出第二个简单易行的方案后，我们心里就很有底了，去找Ray讨论，Ray听完...
Replace a string in shell script using a variable
...e, you need to use double-quotes like
sed -i "s#12345678#$replace#g" file.txt
This will break if $replace contain special sed characters (#, \). But you can preprocess $replace to quote them:
replace_quoted=$(printf '%s' "$replace" | sed 's/[#\]/\\\0/g')
sed -i "s#12345678#$replace_quoted#g" fil...
How do I remove/delete a virtualenv?
...c Turner commentary
source venv/bin/activate
pip freeze > requirements.txt
pip uninstall -r requirements.txt -y
deactivate
rm -r venv/
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2014年腾讯代码报告—累计代码行14亿 - 创意 - 清泛网 - 专注C/C++及内核技术
...中山大学、西安电子科技大学、电子科技大学。
PDF版下载点此查看。
腾讯 代码 大数据 C++
Python学习之Jupyter Notebook和highchart安装 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...示即成功。
替换文件地址：
替换文件(github)
本地下载：charts_replace_file.zip
作者：bohei111
链接：https://www.jianshu.com/p/4605aa8c0cb6
來源：简书
Python highchart
App Inventor 2 ProCamera拓展：专业相机，提供滤镜、降噪、对焦等高级功能...
...备支持）
普通相机具有的其他小功能
更多及拓展下载请点击这里。
AppInventor,AppInventor2
Which encoding opens CSV files correctly with Excel on both Mac and Windows?
...ds. The reason it works is that Excel actually ends up using its Unicode *.txt parser.
Caveat: If the file is edited in Excel and saved, it will be saved as tab-delimited ASCII. The problem now is that when you re-open the file Excel assumes it's real CSV (with commas), sees that it's not Unicode, ...