Windows 10 Can not create new folder

Suddenly, my Windows 10 is unable to create new folder:

Date: 2019-08-17 View: 2230

In Java 8, Stream cannot be reused, once it is consumed or used, the stream will be closed.

Date: 2019-08-17 View: 3935

In Java 8, you can either use Arrays.stream or Stream.of to convert an Array into a Stream.

Date: 2019-08-17 View: 3389

In Java 8, Stream can hold different data types, for examples:

Date: 2019-08-17 View: 2685

Some Java reflection API examples.

Date: 2019-08-17 View: 2062

Some MongoDB examples to show you how to perform group by, count and sort query.

Date: 2019-08-17 View: 2153

In Logback, it is easy to set a log file name programmatically :

Date: 2019-08-17 View: 3086

In Gradle, you can declare the JUnit dependency like this:

Date: 2019-08-17 View: 1985

Java Swing JOptionPane showInputDialog example

This is a review of the showInputDialog() method of JOptionPane Class. With this method we can prompt the user for input while customizing our dialog window. The showConfirmDialog returns either String or Object and can be called using the following combinations of parameters:

Date: 2019-08-17 View: 2472

In Maven, you can declare the JUnit dependency like this:

Date: 2019-08-17 View: 1839

Try to check null value with the Hamcrest assertThat assertion, but no idea how?

Date: 2019-08-17 View: 1991

First, exclude the JUnit bundled copy of hamcrest-core, and include the useful hamcrest-library, it contains many useful methods to test the List data type.

Date: 2019-08-17 View: 1924

Forget about JUnit assertEquals(), to test a Map, uses the more expressive IsMapContaining class from hamcrest-library.jar

Date: 2019-08-17 View: 2118

Intellij IDEA How to build project automatically

By default, Intellij IDEA doesn’t compile classes automatically. But, you can enable the auto compile feature by following steps :

Date: 2019-08-17 View: 2181

Intellij + Infinitest Continuous Testing

The Infinitest is a continuous testing plugin, it helps to run the test automatically.

Date: 2019-08-17 View: 2085