Inspired by the Japanese art of kirigami, an MIT team has designed a technique that could transform flat panels into medical devices, habitats, and other objects without the use of tools.

Community driven content discussing all aspects of software development from DevOps to design patterns. The easiest way to convert from a long to a String in Java is to add the long to an empty set of ...

In an application using io.kubernetes:client-java:2.0.0, I have some code that queries a cluster to fetch pods that meet a certain condition and then transform the data in various ways. In writing a ...

In this little article, we will see how to get the string representation(tostring) of an object cautiously, that means avoiding NullPointerException. Getting the ...

According to the JSON specification, a JSON value may be null. However, JSONObject.put(String, Object) doesn't store this. It is therefore not possible to make a distinction between the object not ...

If you are fortunate enough to be using JDK 7, the newly available Objects class is the obvious (at least to me) choice for implementing the “common” Java object ...

Though Java already has a character type and char keyword to represent and manipulate characters, the language also requires a Character class for two reasons: Character c1 = new Character ('A'); ...