URL: https://www.progressiverobot.com/java-tricky-interview-questions/ Sometime back I wrote an article on [Top 50 Java Programming Questions](/community/tutorials/java-programming-interview-questions). Our readers liked it a lot. So today we will look into some tricky interview questions in Java. Java Tricky Interview Questions These are programming questions but unless you have a deep understanding of Java, it will be hard to guess […]
No Go, um build tag, ou uma restrição de compilação, é um identificador adicionado a um pedaço de código que determina quando o arquivo deve ser incluÃdo em um pacote durante o processo de build. Isso permite que você compile diferentes versões de seu aplicativo em Go a…
In this tutorial, you will use the Go flag -ldflags to change the value of variables at build time and introduce your own dynamic information into a binary, using a sample application that prints version information to the screen. This passes a flag to the underlying Go toolchain linker, cmd/link, that allows you to change the values of imported packages at build time from the command line.
Comentários são linhas que existem em programas de computador que os programas de compilação e interpretação ignoram. A inclusão de comentários nos programas torna o código mais legÃvel para humanos, uma vez que fornece informações ou explicações sobre o que cada parte de um…
URL: https://www.progressiverobot.com/servlet-jsp-tutorial/ Servlet JSP technologies are backbone of Java EE programming. Recently I have written a lot about Servlet and JSP programming and this is a summary post for Servlet JSP Tutorials where I am providing all the article links in the order to read them. Servlet JSP Tutorial ![Servlet JSP Tutorial, JSP Tutorial, JSP […]
URL: https://www.progressiverobot.com/java-enum/ Enum was introduced in Java 1.5 as a new type whose fields consists of a fixed set of constants. For example, we can create directions as Java Enum with fixed fields as EAST, WEST, NORTH, and SOUTH. Java Enum !java enum, enums in java In this tutorial, we will learn know how to […]
Learn the Gang of Four design patterns and understand how GoF patterns improve software design using best practices.
URL: https://www.progressiverobot.com/java-thread-wait-notify-and-notifyall-example/ The Object class in java contains three final methods that allows threads to communicate about the lock status of a resource. These methods are wait(), notify() and notifyAll(). So today we will look into wait, notify and notifyAll in java program. wait, notify and notifyAll in Java ![wait and notify in java, wait […]
Rails is a web application framework written in Ruby that offers developers an opinionated approach to application development. As you add complexity to your Rails applications, you will likely work with multiple models, which represent your application’s business logic and interface with your database. In this tutorial, you will build on an existing Rails application that offers users facts about sharks. This application already has a model for handling shark data, but you will add a nested res
CallableStatement in java is used to call stored procedure from java program. Stored Procedures are group of statements that we compile in the database for some task. Stored procedures are beneficial when we are dealing with multiple tables with complex scenario and rather than sending multiple queries to the database, we can send required data […]
