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京东天天果园与“褚橙”从合作演变成打假 - 资讯 - 清泛网 - 专注C/C++及内核技术
...购到‘褚橙’，并通过天天果园官网和京东旗舰店推荐给消费者”。
昨日，天天果园公关总监宋文明在微信公众号上发文直言“遭到某里系统(指阿里)的抹黑”。他表示，“过去出售的‘褚橙’，以及未来可能出售...
机器视觉成争夺焦点 应用场景将加速拓展 - 资讯 - 清泛网 - 专注C/C++及内核技术
...息，处理并加以理解，最终用于实际检测、测量和控制。完整的机器视觉系统一般包括光源、镜头、相机、图像采集卡、图像处理单元、核心软件、监视器、通讯以及输入输出单元等。
相比于人眼观测，机器视觉具有自动化、...
List all files and directories in a directory + subdirectories
...eperator+" ");
}
}
}
}
input directory:
-folder1
file1.txt
-folder2
file2.txt
-folder5
file6.txt
-folder3
file3.txt
-folder4
file4.txt
file5.txt
output of the function (content of folder5 is excluded due to lvl limit and content of folder3 is exc...
How do I create a file and write to it in Java?
...Creating a text file:
PrintWriter writer = new PrintWriter("the-file-name.txt", "UTF-8");
writer.println("The first line");
writer.println("The second line");
writer.close();
Creating a binary file:
byte data[] = ...
FileOutputStream out = new FileOutputStream("the-file-name");
out.write(data);
...
How to save as a new file and keep working on the original one in Vim?
...at there are two ways of "SAVE AS" in Vim.
Assumed that I'm editing hello.txt.
:w world.txt will write hello.txt's content to the file world.txt while keeping hello.txt as the opened buffer in vim.
:sav world.txt will first write hello.txt's content to the file world.txt, then close buffer hello...
How to combine paths in Java?
...lass is useful too. For example:
Path path = Paths.get("foo", "bar", "baz.txt");
If you need to cater for pre-Java-7 environments, you can use java.io.File, like this:
File baseDirectory = new File("foo");
File subDirectory = new File(baseDirectory, "bar");
File fileInDirectory = new File(subDir...
Git: How to diff two different files in different branches?
...
git diff branch1:full/path/to/foo.txt branch2:full/path/to/foo-another.txt
You can also use relative paths:
git diff branch1:./relative/path/to/foo.txt branch2:./relative/path/to/foo-another.txt
...
How to replace an entire line in a text file by line number
...the greatest, but this should work:
sed -i 'Ns/.*/replacement-line/' file.txt
where N should be replaced by your target line number. This replaces the line in the original file. To save the changed text in a different file, drop the -i option:
sed 'Ns/.*/replacement-line/' file.txt > new_file...
How to remove leading and trailing whitespace in a MySQL field?
...'\r' FROM TRIM(BOTH '\n' FROM TRIM(BOTH '\f' FROM TRIM(BOTH '\t' FROM TRIM(txt))))). But the problem with this approach is only a single character can be specified for a particular TRIM and those characters are only removed from the start and end. So if the string being trimmed is something like \t ...
Windows batch: echo without new line
...write.special (
<nul set /p "=!%~1!"
exit /b
)
>"%$write.temp%_1.txt" (echo !str!!$write.sub!)
copy "%$write.temp%_1.txt" /a "%$write.temp%_2.txt" /b >nul
type "%$write.temp%_2.txt"
del "%$write.temp%_1.txt" "%$write.temp%_2.txt"
set "str2=!str:*%$write.sub%=%$write.sub%!"
if "!str2!" n...