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Java switch statement: Constant expression required, but it IS constant
So, I am working on this class that has a few static constants:
13 Answers
13
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How do I compile and run a program in Java on my Mac?
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Compiling and running a Java application on Mac OSX, or any major operating system, is very easy. Apple includes a fully-functional Java runtime and development environment out-of-the-box with OSX, so all you have to do is write a Java program and use the built-in tools to comp...
Run cURL commands from Windows console
Is there a way to install cURL in Windows in order to run cURL commands from the command prompt?
21 Answers
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When is “i += x” different from “i = i + x” in Python?
...g back on __add__ if it doesn't exist) whereas + calls the __add__ method1 or the __radd__ method in a few cases2.
From an API perspective, __iadd__ is supposed to be used for modifying mutable objects in place (returning the object which was mutated) whereas __add__ should return a new instance ...
Circle line-segment collision detection algorithm?
...inst
r is the radius of that sphere
Compute:
d = L - E ( Direction vector of ray, from start to end )
f = E - C ( Vector from center sphere to ray start )
Then the intersection is found by..
Plugging:
P = E + t * d
This is a parametric equation:
Px = Ex + tdx
Py = Ey + tdy
into
(x - h)2 + (y ...
How do I merge my local uncommitted changes into another Git branch?
... yet committed in branch1:
git stash
git checkout branch2
git stash pop
or
git stash
git checkout branch2
git stash list # to check the various stash made in different branch
git stash apply x # to select the right one
As commented by benjohn (see git stash man page):
To also st...
Function for Factorial in Python
How do I go about computing a factorial of an integer in Python?
8 Answers
8
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Does a finally block always get executed in Java?
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Yes, finally will be called after the execution of the try or catch code blocks.
The only times finally won't be called are:
If you invoke System.exit()
If you invoke Runtime.getRuntime().halt(exitStatus)
If the JVM crashes first
If the JVM reaches an infinite loop (or some other ...
How to get base url with jquery or javascript?
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Yes, it works! http://localhost/myapp/what/ever/sub/folder -> getBaseUrl -> http://localhost/myapp :-)
– vee
Jul 29 '16 at 9:23
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Why doesn't adding CORS headers to an OPTIONS route allow browsers to access my API?
I am trying to support CORS in my Node.js application that uses the Express.js web framework. I have read a Google group discussion about how to handle this, and read a few articles about how CORS works. First, I did this (code is written in CoffeeScript syntax):
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