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Эллеонора Керри
Random EN
28 February 2021 0:00
How to start development for Oracle DBMS correctly
We bring to your attention a translation of an article , author of books and specialist in Oracle and SQL DBMS. By “Development for Oracle DBMS” I mean writing code in SQL or PL/SQL languages. In this article, I will assume that you have ac
Andrey
Random EN
28 February 2021 0:00
Java Core. Interview questions, part 2
For those who hear the word Java Core for the first time, these are the fundamental foundations of the language. With this knowledge, you can safely go for an internship/internship. These questions will help you refresh your knowledge befor
Зепп Бранниган
Random EN
28 February 2021 0:00
10 Notes on the Static Modifier in Java
The static modifier is directly associated with the class. If the field is static, then it belongs to the class, if the method is static, it’s the same: it belongs to the class. Based on this, you can access a static method or field using t
raynn
Random EN
28 February 2021 0:00
Top 10 Questions about Exceptions in Java
In short, checked exceptions must be explicitly caught in the method body or declared in the throws section of the method. Unchecked exceptions are caused by problems that cannot be solved, such as division by 0, null pointer, etc. Checked
Sydney
Random EN
28 February 2021 0:00
problems with IntelliJ IDEA
This is the second time I’m writing, because of this problem I can’t solve problems and I’ve stopped developing for a week now (please help. I tried reinstalling, it didn’t help. Internal error: (java.util.MissingResourceException) Could no
0xFF
Random EN
28 February 2021 0:00
Concurrency in Java. Tutorial - Thread-safe constructs.
After covering the main risks of running parallel programs (such as or ), we'll look at some class designs that will help us prevent the above-mentioned pitfalls. Some of these constructs create thread-safe objects, allowing us to safely sh
IvanDurov
Random EN
28 February 2021 0:00
LocalDate to java.sql.Date and vice versa
Entity example:
Sashura1989
Random EN
28 February 2021 0:00
The reader.readLine() construction stopped working
package com.javarush.test.level13.lesson11.home03;
vtimk
Random EN
28 February 2021 0:00
Pet cat = new Cat() - what methods can the "cat" variable use?
Dear Java people, let’s say there is code in which a method in an inherited class is overridden: please tell me which version of the getString() method will be called for the cat variable? I read in lectures that Does this mean that in this
RabenokDmitry
Random EN
28 February 2021 0:00
The first small victory in 2015 or the oddities of interviews
As I wrote last year, I wanted to take a course at NetCracker in my city. Unfortunately, they didn’t take me then, because I didn’t answer the questions confidently, I knew and understood little, so they didn’t take me quite rightly. I prom
AES
Random EN
28 February 2021 0:00
Reference site with examples of using methods
Hi all! Sometimes, while researching the Java documentation, you come across methods that seem useful, but you lack an understanding of how they work. An example would be useful here. And purely by chance, this multifaceted reference site w
Gro
Random EN
28 February 2021 0:00
In theory about bytecode, JVM and microcontrollers | Java code for MK
Draft article. Ultimately, I will write several wiki-like articles, according to the following scheme: Topic: Where and how Java works - - - The article was about the problems that I encountered. Having studied the information, I supplement
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