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Building big, immutable objects without using constructors having long parameter lists
... and immutable object once created?
I think a fluent interface CORRECTLY DONE would help you.
It would look like this (purely made up example):
final Foo immutable = FooFactory.create()
.whereRangeConstraintsAre(100,300)
.withColor(Color.BLUE)
.withArea(234)
.withInterspacing(12)
...
Immutable class?
How can one make a Java class immutable, what is the need of immutability and is there any advantage to using this?
13 Answ...
Break or return from Java 8 stream forEach?
...
If you need this, you shouldn't use forEach, but one of the other methods available on streams; which one, depends on what your goal is.
For example, if the goal of this loop is to find the first element which matches some predicate:
Optional<SomeObject> result =
...
CreateProcess error=206, The filename or extension is too long when running main() method
...rs in this bug report in Eclipse.org, these are the work-arounds. Pick the one that's the least painful to you:
Reduce the classpath
Use directories instead of jar files
Use a packed jar files which contains all other jars, use the classpath variable inside the manifest file to point to the other j...
PHP Pass variable to next page
...SION array, and also before any output is sent to the browser.
Cookie:
//One page 1
$_COOKIE['varname'] = $var_value;
//On page 2
$var_value = $_COOKIE['varname'];
The big difference between sessions and cookies is that the value of the variable will be stored on the server if you're using sess...
Way to go from recursion to iteration
...ive function onto a stack. In fact, you are replacing the program stack by one of your own.
var stack = [];
stack.push(firstObject);
// while not empty
while (stack.length) {
// Pop off end of stack.
obj = stack.pop();
// Do stuff.
// Push other objects on the stack as needed.
...
How to hide columns in HTML table?
I have created a table in ASPX. I want to hide one of the columns based on the requirement but there is no attribute like visible in the HTML table building. How can I solve my problem?
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scala vs java, performance and memory? [closed]
I am keen to look into Scala, and have one basic question I cant seem to find an answer to:
in general, is there a difference in performance and usage of memory between Scala and Java?
...
What is a typedef enum in Objective-C?
...re 'tagname' as a typedef for 'enum tagname'
This can be simplified into one line:
typedef enum tagname { ... } tagname; // declare both 'enum tagname' and 'tagname'
And finally, if we don't need to be able to use enum tagname with the enum keyword, we can make the enum anonymous and only decl...
How to parse JSON in Java
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org.json is amongst the worst json libraries. One should look at the feature set and performance of available json libraries before choosing. Here is a benchmark I did comparing jackson, gson, org.json, genson using JMH: github.com/fabienrenaud/java-json-benchmark. jacks...