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问题 i'm trying to make a simple quiz using jquery hide & show functions , first i created some divs elements wich will be the questions + the last elements will contain a text & a button to watch result (there will be no result) ; i'm using two buttons : next & prev . So the things i can't do on my own are : 1- hide the two buttons when they show the last div (Of the result !) ; 2-make the prev buttons stop on the first question . 3- how i can implement bootstrap radio options with Jquery to

问题 i'm trying to make a simple quiz using jquery hide & show functions , first i created some divs elements wich will be the questions + the last elements will contain a text & a button to watch result (there will be no result) ; i'm using two buttons : next & prev . So the things i can't do on my own are : 1- hide the two buttons when they show the last div (Of the result !) ; 2-make the prev buttons stop on the first question . 3- how i can implement bootstrap radio options with Jquery to

问题 i have to select all users with any privileges to database (e.g. database 'mysql'). Any suggestions? Thanks. 回答1: Look the in mysql database (an actual db named mysql inside the mysql server, just to be clear). There's three tables ( db , tables_priv , and columns_priv ) where the db/table/column privs are stored: SELECT 'db', User, Host FROM db WHERE Db='mydatabase' UNION SELECT 'table', User, Host FROM tables_priv WHERE Db='mydatabase' UNION SELECT 'col', User, Host FROM columns_priv WHERE

问题 Winforms - why does a "Show()" after a system tray double click end up in my app minimized? How do I ensure Inthe notifyicon double click event that my hidden main form comes back visible as normal, not minimized (nor maximised for that matter too) 回答1: I would guess that you put your application in tray on minimize action. In that case, Show just restores visibility. Try adding form.WindowState = Normal before Show(). 回答2: Hiding your form with the NotifyIcon is often desirable so your app

来源： https://stackoverflow.com/questions/36268789/printing-floating-point-numbers-in-haskell

问题 i have a select field and a textarea one. And i am trying to hide/show the textarea in function of the select type i make: <select id="select" name="management"> <option value="0" selected="">Select One</option> <option value="1">Yes</option> <option value="0">No</option> </select> <textarea id="textarea" name="searching_gig_des" wrap="VIRTUAL" cols="50" rows="5"></textarea> ​ var textarea = $('textarea');. var select = $('#select').val(); textarea.hide(); if (select == '1'){ textarea.show();

问题 i have a select field and a textarea one. And i am trying to hide/show the textarea in function of the select type i make: <select id="select" name="management"> <option value="0" selected="">Select One</option> <option value="1">Yes</option> <option value="0">No</option> </select> <textarea id="textarea" name="searching_gig_des" wrap="VIRTUAL" cols="50" rows="5"></textarea> ​ var textarea = $('textarea');. var select = $('#select').val(); textarea.hide(); if (select == '1'){ textarea.show();

问题 i have a select field and a textarea one. And i am trying to hide/show the textarea in function of the select type i make: <select id="select" name="management"> <option value="0" selected="">Select One</option> <option value="1">Yes</option> <option value="0">No</option> </select> <textarea id="textarea" name="searching_gig_des" wrap="VIRTUAL" cols="50" rows="5"></textarea> ​ var textarea = $('textarea');. var select = $('#select').val(); textarea.hide(); if (select == '1'){ textarea.show();

问题 I'm trying to do is hiding/showing a certain input object if a select value is checked. Code in JSFiddle The HTML part of the code is here: <label for="add_fields_placeholder">Placeholder: </label> <select name="add_fields_placeholder" id="add_fields_placeholder"> <option value="50">50</option> <option value="100">100</option> <option value="Other">Other</option> </select> <div id="add_fields_placeholderValue"> Price: <input type="text" name="add_fields_placeholderValue" id="add_fields

问题 I'm trying to do is hiding/showing a certain input object if a select value is checked. Code in JSFiddle The HTML part of the code is here: <label for="add_fields_placeholder">Placeholder: </label> <select name="add_fields_placeholder" id="add_fields_placeholder"> <option value="50">50</option> <option value="100">100</option> <option value="Other">Other</option> </select> <div id="add_fields_placeholderValue"> Price: <input type="text" name="add_fields_placeholderValue" id="add_fields