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Why are preprocessor macros evil and what are the alternatives?
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162
Macros are just like any other tool - a hammer used in a murder is not evil because it's a hamme...
Assigning default values to shell variables with a single command in bash
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1328
Very close to what you posted, actually:
FOO=${VARIABLE:-default} # If variable not set or nu...
Samples of Scala and Java code where Scala code looks simpler/has fewer lines?
... for example it supports pattern matching (which Java doesn't have). Scala 2.8 adds named and default arguments, which are used to generate a copy method for case classes, which gives the same ability as the with* methods of the following Java class.
public class Person implements Serializable {
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Intellij IDEA. Hide .iml files
I use Intellij IDEA 12 and I want to hide .iml files in Project view. How I can achieve this?
8 Answers
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jQuery: fire click() before blur() event
...ess the mouse button, but click only occurs when you release it.
Solution 2
You can preventDefault() in mousedown to block the dropdown from stealing focus. The slight advantage is that the value will be selected when the mouse button is released, which is how native select components work. JSFidd...
What is the difference between declarative and imperative programming? [closed]
...se the odd numbers:
List<int> collection = new List<int> { 1, 2, 3, 4, 5 };
With imperative programming, we'd step through this, and decide what we want:
List<int> results = new List<int>();
foreach(var num in collection)
{
if (num % 2 != 0)
results.Add(num)...
How does Java handle integer underflows and overflows and how would you check for it?
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12 Answers
12
Active
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What is InputStream & Output Stream? Why and when do we use them?
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220
The goal of InputStream and OutputStream is to abstract different ways to input and output: wh...
Initialising mock objects - MockIto
...oray Tugay
19.4k3434 gold badges144144 silver badges260260 bronze badges
answered Mar 19 '13 at 8:53
gontardgontard
25k99 gold bad...
What is the proper way to check for existence of variable in an EJS template (using ExpressJS)?
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Bruiser
11.2k55 gold badges3131 silver badges4444 bronze badges
answered Mar 21 '11 at 0:22
tjholowaychuktjholow...