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How to upgrade Eclipse for Java EE Developers?
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Nice to know. But is the FAQ really up-to-date? Could user really upgrade 3.7 to 4.3 for example? What about all those plugins, that can break on newer platform?
– Paul Verest
Jun 28 '13 at 7:14
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Node.js Best Practice Exception Handling
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Update: Joyent now has their own guide. The following information is more of a summary:
Safely "throwing" errors
Ideally we'd like to avoid uncaught errors as much as possible, as such, instead of literally throwing the error, we can inst...
Why does git revert complain about a missing -m option?
...you want to throw away the merge commit:
$ git reset --hard HEAD^
HEAD is now at b7e7176 baz
$ git lola
* b7e7176 (HEAD, master) baz
| * c7256de (otherguy) bar
|/
* 9968f79 foo
As documented in the git rev-parse manual
<rev>^, e.g. HEAD^, v1.5.1^0
A suffix ^ to a revision parameter ...
Abstract class in Java
...ethod that implements abstractMethod()! So there's no way for the JVM to know what it's supposed to do when it gets something like new ImplementingClass().abstractMethod().
Here's a correct ImplementingClass.
public class ImplementingClass extends AbstractClass
{
public void abstractMethod() ...
How do I remove the passphrase for the SSH key without having to create a new key?
...t a passphrase when creating a new SSH key on my laptop. But, as I realise now, this is quite painful when you are trying to commit ( Git and SVN ) to a remote location over SSH many times in an hour.
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What is the point of interfaces in PHP?
...ady abstract classes?
To prevent multiple inheritance (can cause multiple known problems).
One of such problems:
The "diamond problem" (sometimes referred to as the "deadly diamond of
death") is an ambiguity that arises when two classes B and C inherit
from A and class D inherits from both ...
Understanding spring @Configuration class
...ion Understanding Spring @Autowired usage I wanted to create a complete knowledge base for the other option of spring wiring, the @Configuration class.
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Are Stored Procedures more efficient, in general, than inline statements on modern RDBMS's? [duplica
...optimizers have limits and cut-offs for performance reasons). It is not unknown for very complicated SQL to have distinct, measurable (I've seen a complicated query take 10+ seconds just to generate a plan, before we tweaked the DBMS) latencies due to the optimizer trying to figure out the "near bes...
Has anyone ever got a remote JMX JConsole to work?
It seems that I've never got this to work in the past. Currently, I KNOW it doesn't work.
20 Answers
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ES6 class variable alternatives
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2018 update:
There is now a stage 3 proposal - I am looking forward to make this answer obsolete in a few months.
In the meantime anyone using TypeScript or babel can use the syntax:
varName = value
Inside a class declaration/expression body and ...