What is Web SQL used for?

What is Web SQL in Chrome? Web SQL Database is a web page used for storing or managing the data in the database. The API is supported by Google Chrome, Opera and Android browsers. The Web SQL API is not a part of the HTML5 specification, but is a separate specification. It addresses a set …

Read more

Categories SQL

How do I create a duplicate SQL database?

How do I create a duplicate SQL Server database? Launch the Copy Database Wizard in SQL Server Management Studio from Object Explorer and expand Databases. Then right-click a database, point to Tasks, and then click Copy Database.…Select database Move. Move the database to the destination server. Copy. Copy the database to the destination server. Source. …

Read more

Categories SQL

How do I save cache in Java?

How do I create a cache in Java? Implementing LRU Cache using LinkedHashMap import java.util.*; class lru { Set<Integer> cache; int capacity; public lru(int capacity) { this.cache = new LinkedHashSet<Integer>(capacity); this.capacity = capacity; Where is cached data stored in Java? Memory objects are Java objects that the Java Object Cache manages. Memory objects are stored …

Read more

Categories SQL

Do I need a license for Java Runtime?

Does Java Runtime require license? Current releases of the Oracle Java SE 8 Runtime Environment require a commercial license for redistribution. Legacy releases were licensed differently. Is Java Runtime free for commercial use? Since the java 8 update at April 16, 2019 8u221, all versions and updates for (java 8,9,10,11,14) has no cost just for …

Read more

Categories SQL

How do I make JavaScript visible?

How do you make something visible in JavaScript? “how to make div visible and invisible in javascript” Code Answer elem. style. display = ‘none’; // hide. elem. style. display = ‘block’; // show – use this for block elements (div, p) elem. style. display = ‘inline’; // show – use this for inline elements (span, …

Read more

Categories SQL

Is JavaScript object a data structure?

What data structure is JS object? A JavaScript object is a hash table, as it stores key-value pairs. What is object in data structure? A data object is a region of storage that contains a value or group of values. Each value can be accessed using its identifier or a more complex expression that refers …

Read more

Categories SQL

Can enum have duplicate values in Java?

Can enum have two same values? Two enum names can have same value. For example, in the following C program both ‘Failed’ and ‘Freezed’ have same value 0. 2. If we do not explicitly assign values to enum names, the compiler by default assigns values starting from 0. Can enum have multiple values Java? First, …

Read more

Categories SQL

How do I stop confirmation resubmission in PHP?

How do I stop confirmation resubmission? How to Turn off Confirm Form Resubmission Error? Step 1: Open Chrome and click on the three vertical dots placed on the upper right corner of the webpage. Step 2: Click on ‘Settings’ from the drop-down menu. Step 3: Scroll until you come across the option that says ‘Show …

Read more

Categories SQL

How do you create a text area and menu in Java?

What is a text area in Java? A TextArea object is a multi-line region that displays text. It can be set to allow editing or to be read-only. How do you add a text area to a swing? To create a text area in Swing, you use JTextArea class. The JTextArea class uses PlainDocument model, …

Read more

Categories SQL

Quick Answer: How do I find the foreign key of a table in SQL Developer?

How do you find the foreign key of a table in SQL? Using SQL Server Management Studio Open the Table Designer for the table containing the foreign key you want to view, right-click in the Table Designer, and choose Relationships from the shortcut menu. In the Foreign Key Relationships dialog box, select the relationship with …

Read more

Categories SQL