--- layout: page category: File System tags: absolute relative path author: Marwan Announ title: fs --- <p> <h1>ABSOLUTE VS RELATIVE</h1> <p> Now, you can ask, why I have to use one or another? <br> What is the difference? and questions like this. <br> <br> <br> Don't worry, the answer it's easy.., we can use an absolute path from any location <br> whereas you want to use relative path we should be present that you have to be in the working directory. </p> <br><br><br>We suppose that now you know the differences between both, but, what is the vantages and disadvantages? <br> <br> <br> <h3> Pro and Cons of using Absolute and Relative </h3> <pre> <br>1)Absolute paths are clearer: who will have to maintain/modify your script (you or others) will be able to know <br>every time what directories are involved; <br><br>2)With absolute paths you are sure the involved directories are the one with the exact path you are writing <br>in the script; <br><br>3)Relative paths are shorter, but you need to be sure of the subtree you're working into; <br><br>4)You can achieve shortness replacing recurring paths with a variable at the beginning of the script <br><br> (e.g. /var/log/app/component/module/logfile.log -> $module_log_dir/logfile.log) </pre> <!-- quiz about absolute vs relative, where the user have to choose one or another(javascript) --> <h3> I'm sure that if you read this for two or more times you will be able to pass the quiz </h3> Yeah, right, there is a quiz. <br> The best way to learn something it's not the theory, in fact you have to do some practice, if you click <br> the button "QUIZ", you can try to do a quiz in order to check what you've just read. <br><br><br> Don't worry it's for you, good luck <br><br><br> * for css, please try to do a button or layout to links the quiz* </p> <!-- quiz di javascript pronto che linkero --> <!-- <link href ="style.css" rel ="stylesheet"> <link href="https://fonts.googleapis.com/css?family=Lato" rel="stylesheet"> <script src = "main.js"></script> </head> <body> <h1>Are you ready for the quiz?</h1> <form id = "quiz" name = "quiz"> <p class = "questions">What is path?</p> <input type = "radio" id = "mc" name = "question1" value = "Is a location to a folder or file in a file system of a Operating System"> Is a location to a folder or file in a file system of a Operating System<br> <input type = "radio" id = "mc" name = "question1" value = "Is an Operating System"> Is an Operating System<br> <input type = "radio" id = "mc" name = "question1" value = "Is a folder that you can find on your Operating System"> Is a folder that you can find on your Operating System<br> <p class = "questions">What is an absolute path?</p> <input type = "radio" id = "mc" name = "question2" value = "The bigger folder that you can find on your Operating System"> The bigger folder that you can find on your Operating System<br> <input type = "radio" id = "mc" name = "question2" value = "Is defined as specifying the location of a file or directory from the root directory(/)"> Is defined as specifying the location of a file or directory from the root directory(/)<br> <input type = "radio" id = "mc" name = "question2" value = "The last location of a file or directory from Documents"> The last location of a file or directory from Documents<br> <p class = "questions">"cat /home/a1/group1.txt" it's an example of absolute path?</p> <input type = "radio" id = "mc" name = "question3" value = "YES"> YES <br> <input type = "radio" id = "mc" name = "question3" value = "NO"> NO <br> <p class = "questions">If you choose "NO" why it's not correct? if you think it's correct don't write anything</p> <input id = "textbox" type = "text" name = "question4"> <p class = "questions">"pwd/home/user1cd Documents" it's an example of relative path?</p> <input type = "radio" id = "mc" name = "question5" value = "YES"> YES <br> <input type = "radio" id = "mc" name = "question5" value = "NO"> NO <br> <br><br><input id = "button" type = "button" value = "Finish? Sure!?" onclick = "check();"> </form> <div id = "after_submit"> <p id = "number_correct"></p> <p id = "message"></p> <img id = "picture"> </div> -->