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Detect URLs in text with JavaScript
... but rather a proof of how to do the string wrapping inside the text, with JavaScript.
OK so lets just use this one: /(https?:\/\/[^\s]+)/g
Again, this is a bad regex. It will have many false positives. However it's good enough for this example.
function urlify(text) {
var urlRegex = /(htt...
What is monkey patching?
... version of your class / method (rather than modifying it). A lot of C# / Java programmers don't know about REPL driven development, so they code in their IDEs that requires that everything be statically defined. Since C#/Java didn't have monkey-patching, they assume its evil when they see it in J...
@UniqueConstraint and @Column(unique = true) in hibernate annotation
...
From the Java EE documentation:
public abstract boolean unique
(Optional) Whether the property is a unique key. This is a shortcut for the
UniqueConstraint annotation at the table level and is useful for when the unique key...
Mocking member variables of a class using Mockito
... @IgorGanapolsky the @ Resource is a annotation created/used by the Java Spring framework. Its a way to indicate to Spring this is a bean/object managed by Spring. stackoverflow.com/questions/4093504/resource-vs-autowired baeldung.com/spring-annotations-resource-inject-autowire It is not a m...
When is a function too long? [closed]
...e standard API isn't always a model of elegance. Furthermore, much of the Java API was developed with an intimate knowledge of the Java Compiler and JVM, hence you have performance considerations that may explain it. I concede that critical sections of code that can not waste a single millisecond ...
How default .equals and .hashCode will work for my classes?
... into an integer, but this implementation technique is not required by the JavaTM programming language.)
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How to generate the JPA entity Metamodel?
...;-AaddGeneratedAnnotation=false</compilerArguments> <!-- suppress java.annotation -->
<processors>
<processor>org.hibernate.jpamodelgen.JPAMetaModelEntityProcessor</processor>
</processors>
</configuration...
Package objects
...ed to emulate a package wide import
// especially useful when wrapping a Java API
type DateTime = org.joda.time.DateTime
type JList[T] = java.util.List[T]
// Define implicits needed to effectively use your API:
implicit def a2b(a: A): B = // ...
}
Now the definitions inside that packa...
What is this 'Lambda' everyone keeps speaking of?
...of executable code, that can be passed around as if it were a variable. In JavaScript:
function () {}; // very simple
Let's see now some uses for these lambdas.
Abstracting boilerplate code
Lambdas may be used to abstract away boilerplate code. For example loops. We're used to write for and wh...
How to choose between Hudson and Jenkins? [closed]
...rce, trackers, website, etc. were hosted by Sun on their relatively closed java.net platform.
Then Oracle bought Sun. For various reasons Oracle has not been shy about leveraging what it perceives as its assets. Those include some control over the logistic platform of Hudson, and particularly contr...