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Scala constructor overload?
... call the superclass's constructor explicitly or implicitly as they can in Java. This ensures that the primary constructor is the sole point of entry to the class.
class Foo(x: Int, y: Int, z: String) {
// default y parameter to 0
def this(x: Int, z: String) = this(x, 0, z)
// default ...
NodeJS - Error installing with NPM
...mer: I am just getting my hands into Node, Angular after many years in the Java, Linux world among others...
Environment Description: Windows 8.1 64-bit; Cygwin; cygwin bash shell
Command used that led to error: npm install -g karma
Error:
gyp ERR! configure error
gyp ERR! stack Error: Can't fin...
What jsf component can render a div tag?
...nent will not be part of the JSF component tree (i.e. not available in the Java code). In addition to that, you will not be able to refresh it directly using Ajax (except, of course, if you do the refresh directly in some of your JavaScript code).
– Romain Linsolas
...
ConnectionTimeout versus SocketTimeout
...
Not the answer you're looking for? Browse other questions tagged java android tcp httpconnection or ask your own question.
Should I declare Jackson's ObjectMapper as a static field?
...d safety, you should be aware that constructing static Object variables in Java is considered bad practice. For more details, see Why are static variables considered evil? (and if you'd like, my answer)
In short, statics should be avoided because the make it difficult to write concise unit tests. F...
What is an idiomatic way of representing enums in Go?
...fully-featured enum similar to the type you'd see in another language like Java or Python?
A very simple way to create an object that starts to look and feel like a string enum in Python would be:
package main
import (
"fmt"
)
var Colors = newColorRegistry()
func newColorRegistry() *colorRe...
Android - Set fragment id
...nt before it has been tagged?
My solutions so far all rely on the oldest (Java) trick in the world: create a minimalistic template fragment which takes an id in one of it's constructors and provides a getFragmentId() method which returns that id. I then let those fragments that need early identific...
Android 4.3 Bluetooth Low Energy unstable
... log: 11-01 18:37:32.131: WARN/BluetoothGatt(20119): Unhandled exception: java.lang.NullPointerException)
– Lo-Tan
Nov 1 '13 at 22:52
2
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HTTP GET with request body
...
The rest-assured Java library for testing REST APIs does not support GET request with a body. Apache HttpClient doesn't support it either.
– Paulo Merson
Sep 5 '16 at 18:33
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What is the purpose of the var keyword and when should I use it (or omit it)?
What exactly is the function of the var keyword in JavaScript, and what is the difference between
19 Answers
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