大约有 40,000 项符合查询结果(耗时:0.0462秒) [XML]

https://stackoverflow.com/ques... 

How can I use xargs to copy files that have spaces and quotes in their names?

... You can combine all of that into a single find command: find . -iname "*foobar*" -exec cp -- "{}" ~/foo/bar \; This will handle filenames and directories with spaces in them. You can use -name to get case-sensitive results. Note: The ...
https://stackoverflow.com/ques... 

How to convert list of tuples to multiple lists?

... xs, ys = [x for x, y in zs], [y for x, y in zs] return xs, ys if __name__ == '__main__': from timeit import timeit setup_string='''\ N = 2000000 xs = list(range(1, N)) ys = list(range(N+1, N*2)) zs = list(zip(xs, ys)) from __main__ import t1, t2, t3 ''' print(f'zip:\t\t{timeit(...
https://stackoverflow.com/ques... 

Input and output numpy arrays to h5py

I have a Python code whose output is a sized matrix, whose entries are all of the type float . If I save it with the extension .dat the file size is of the order of 500 MB. I read that using h5py reduces the file size considerably. So, let's say I have the 2D numpy array named A . How do I ...
https://stackoverflow.com/ques... 

How to base64 encode image in linux bash / shell

... You need to use cat to get the contents of the file named 'DSC_0251.JPG', rather than the filename itself. test="$(cat DSC_0251.JPG | base64)" However, base64 can read from the file itself: test=$( base64 DSC_0251.JPG ) ...
https://www.tsingfun.com/it/tech/456.html 

UCenter实现各系统通信的原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...原理 1、用户登录bbs,通过logging.php文件中,使用函数uc_user_login验证,如果验证成功,将调用函数uc_user_synlogin(位于uc_client下的client.php文件中), 在这个函数中调用 uc_api_post('user', 'synlogin', array('uid'=>$uid));之后向UC_API.'/index.php'...
https://stackoverflow.com/ques... 

Is git good with binary files?

...aningful diffs, or merge binary files in any way that could make sense. So all merges, rebases or cherrypicks involving a change to a binary file will involve you making a manual conflict resolution on that binary file. You need to decide whether the binary file changes are rare enough that you can...
https://stackoverflow.com/ques... 

What are five things you hate about your favorite language? [closed]

...ld be matched to another NULL value. If you understand this (what also is called ternary logic) than you might understand the reason for introducing the "IS" operator for testing against NULL. – Alex Aug 26 '10 at 16:58 ...
https://www.tsingfun.com/it/cpp/2209.html 

jsoncpp 不能处理__int64(long long)类型数据 - C/C++ - 清泛网 - 专注C/C++及内核技术

jsoncpp 不能处理__int64(long long)类型数据jsoncpp,是一个c++的解析和生成json的开源工具。如果你的c++程序需要解析或生成json,它会使这个过程变得很简单!但是,今天在用jsoncpp进...jsoncpp,是一个c++的解析和生成json的开源工具。如...
https://www.tsingfun.com/it/bigdata_ai/421.html 

MongoDB仿关系型数据库Group聚合例子 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

...数据 Dictionary dic = new Dictionary(); dic["_userName"] = ""; // 与原字段名区分开 dic["_date"] = ""; dic["_data"] = "0"; MongoServer server = new MongoClient(MongoConnStr).GetServer(); MongoDatabase db = serve...
https://www.tsingfun.com/it/tech/1767.html 

Visual Studio 2013 Update 4【VS2013 SP4 旗舰版下载地址】 - 更多技术 - ...

...(Chinese-Simplified):7255 MB 发布日期: 2014/11/12 文件名: cn_visual_studio_ultimate_2013_with_update_4_x86_dvd_5935081.iso 语言: Chinese - Simplified SHA1:5F924E3B8F6715F92DCD2F8E58558833D310A146 http://download.microsoft.com/do ... s2013.4_ult_chs.iso Visual Studio Ultima...