In HTML: /indicates the directory where the source file is located, at the top level of the directory. /.. /represents the upper parent directory of the directory where the source file resides, similar to the upper directory.If chap1.html in
How to represent a parent directory.. /indicates the directory where the source file is located, at the top level of the directory. /.. /represents the upper parent directory of the directory where the source file resides, and so on.Suppose the info.
This article mainly introduces how to learn the communication between parent and child processes from the child_process module of Node. js, which has some reference value. If you are interested, you can refer to it. This article mainly introduces #
Batch Bat command--get current drive letter and current directory and parent directoryBatch command gets current drive letter and current directory%~D0 is the current drive letter%cd% is the current directoryCan print test with echo%cd%The following
Batch Bat command--get current drive letter and current directory and parent directoryBatch command gets current drive letter and current directory%~D0 is the current drive letter%cd% is the current directoryCan print test with echo%cd%The following
Document directory
HTML tags and JavaScript tutorial
HTML tags and JavaScript tutorial
Parent-child relationship and Inverse
Take the parent-child relationship as an example:Corresponding generated DDL drop table parent;
Java code:
Drop Table
Inheritance of child processes to parent processes after fork(1) Why do I need to create a child process?Each program needs a process to run, and creating a sub-process can achieve a macro-parallel(2) When do I need to create a child process?Call
How to represent the parent directory, ... /indicates the directory in which the source file is located, ... /.. /represents the parent directory on the directory where the source file resides, and so on.
How to represent a parent directory..
The powerful function of a web application lies in its HyperLink. For example, the link address (URI) pointing to page B is saved on page a, but the problem is exactly here, correctly reference an object. For example, how to reference another HTML
HTML is a Hypertext Markup Language (Hyper text Mark Language), which means that HTML is not a programming language, only a markup language (Markup Language).Web Basic information:1. DOCTYPE statementIn the HTML code, there are two lines on the
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