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How to iterate over arguments in a Bash script
...
Incidentally, one of the other merits of "$@" is that it expands to nothing when there are no positional parameters whereas "$*" expands to the empty string -- and yes, there is a difference between no arguments and one empty ar...
Ruby custom error classes: inheritance of the message attribute
...ld also add more arguments to the method signature, should you need.
Overriding #to_s Strategy not #to_str, it works differently
module ExternalService
class FailedCRUDError < ::StandardError
def to_s
'failed to crud with external service'
end
end
class FailedToCreateError...
Checking if an instance's class implements an interface?
...f each approach:
Given an instance of an object
Object construction outside the loop (100,000 iterations)
____________________________________________
| class_implements | Reflection | instanceOf |
|------------------|------------|------------|
| 140 ms | 290 ms | 35 ms |
'---...
Set “this” variable easily?
...except that I can't figure out a nice way to set the "this" variable. Consider:
5 Answers
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Responsive iframe using Bootstrap
...div>
Option 2
If you don't want to wrap your iframes, you can use FluidVids https://github.com/toddmotto/fluidvids. See demo here: http://toddmotto.com/labs/fluidvids/
<!-- fluidvids.js -->
<script src="js/fluidvids.js"></script>
<script>
fluidvids.init(...
How do I change the background color of a plot made with ggplot2
... There also is the theme_bw, giving you a white background and grey gridlines. I use it all the time, as in print it looks much better than the default grey background: myplot + theme_bw()
– ROLO
Dec 16 '11 at 9:11
...
Remove non-ascii character in string
... - you can see that only characters that has value from zero to 127 are valid. (0x7F is 127 in hex). This code matches all characters that are not in the ascii range and removes them.
– Zaffy
Jan 7 '17 at 10:59
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Object.getOwnPropertyNames vs Object.keys
...nPropertyNames(a); // ["one", "two"]
If you define a property without providing property attributes descriptor (meaning you don't use Object.defineProperties), for example:
a.test = 21;
then such property becomes an enumerable automatically and both methods produce the same array.
...
Which parallel sorting algorithm has the best average case performance?
...s old):
Parallel sorting pattern
Many-core GPU based parallel sorting
Hybrid CPU/GPU parallel sort
Randomized Parallel Sorting Algorithm with an Experimental Study
Highly scalable parallel sorting
Sorting N-Elements Using Natural Order: A New Adaptive Sorting Approach
Update for 2013:
Here is the ...
Spring Boot - parent pom when you already have a parent pom
...perties for quickly setting versions of dependencies that you want to override
configure some plugins with default configuration (principally the Spring Boot maven plugin). So those are the things you will have to do manually if you use your own parent.
Example provided in Spring Boot documentatio...