Idle to do nothing, write casually, implement the simple ls command:| 1 #include | 2 #include | 3 #include | 4 #include | 5| 6 int main (int argc, char **argv) | 7 {| 8 DIR *pdir;| 9 struct Dirent *stdir;| Ten int flag = 0;| 11| if (argc > 2)
What ls-al/tmp see today is RWXRWXRWT is surprised what this t is, how is it not X or-? Search for the following discovery:
This t represents the so-called sticky bit.
Sticky bit: This bit can be understood as an anti-delete bit.
20165230 2017-2018-2 "Java program Design" 5th Week study summary Textbook study contents seventh chapter inner class and exception class inner class and outer nested classYou can define another class in the class, that is, the inner classThe class
People who have used Linux will know that there are really a lot of commands in Linux, but people who have played Linux have never bothered by the fact that Linux commands are so many, because we only need to master the commands we use most often.
People who have played Linux will know that there are really a lot of commands in Linux, but people who have played Linux have never bothered by the fact that Linux commands are so many, because we only need to master the commands we use most often.
1.8 Recursively list files in a directory1.9 Anonymous functions1.8 Recursively list files in a directory#### 遍历目录里的文件(不支持子目录文件)import osfor i in os.listdir(‘C:/Users/Administrator/Desktop/技术文档‘): print (i)#########################################
1. CD commandThis is a very basic, is also a common need to use the command, it is used to switch the current directory, its parameters are to switch to the path of the directory, can be an absolute path, can also be a relative path. Such as:[plain]
File
File is an abstract representation of files and directory path names.File directly inherits from object and implements the serializable interface and the comparable interface. Implementing the Serializable interface means that the file object
I heard Vsftp is very famous Linux, FTP security is very important, directed at this name Very secure FTP, so I tried 1. First check to see if my Redhat5 has been installed rpm-qa| grep vsftpdIf you have already installed, you will receive the VSTFP
RPM Execution Installation package
Binary package (Binary) as well as source code package (sources) two. The binary package can be installed directly on the computer, and the source code package will be automatically compiled and installed by RPM.
Windows Internet Server Security Configuration
Principle article
We're going to make a response from every step of the intruder.
Step-by-step reinforcement of the Windows system.
strengthen the Windows system. In a few ways.
1. Port Restrictions
2.
All the fun of writing the article will be a crappy CKEditor, PC forum repeatedly call the official replace the default editor for Ueditor, but so far no later, Baidu a large number of integrated version of 1.2, based on the use of the new version
1.File class
The object of the file class is used primarily to get some information about the file itself.
There are 3 construction methods for creating a File object:
File (String filename);
File (String directorypath,string filename);
File
tar.gz file naming
Tar is to make a file into a package, not compressed;
GZ is compressed with a. Tar file that is packed in gzip.
So it became a. tar.gz file
Compression
# tar Cvfz backup.tar.gz/xxx/
-C,--createCreate a new
1, cd command This is a very basic, is also a common need to use the command, it is used to switch the current directory, its parameters are to switch to the path of the directory, can be an absolute path, can also be a relative path. Such as:[Plain]
I. Full time information for viewing files under Linux1. When viewing files under Linux, the ls–l default is not to display seconds:# ls-l/etc/total 0-rw-r--r--. 1 root root Jan 5 09:43 adjtime-rw-r--r--. 1 root root 1518 June 7 aliases2, to
10 Cisco IOS file management commands in this article, author David Davis will list our commonly used Cisco IOS file management commands to help us consolidate how to manage flash on Cisco routers, nvram or files in other file systems, and teach you
This is a creation in
Article, where the information may have evolved or changed.
Golang Introduction and Environment installation
Gin is a HTTP web framework written in Go (Golang). It features a martini-like API with much better performance –
People who are familiar with Linux's 20 most commonly used commands will know that there are indeed many commands in Linux, however, users who have ever played Linux have never been troubled by so many Linux commands, because we only need to master
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