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RSpec controller testing - blank response.body
... mislavmislav
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Read input from console in Ruby?
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230
Are you talking about gets?
puts "Enter A"
a = gets.chomp
puts "Enter B"
b = gets.chomp
c = a...
Algorithm to randomly generate an aesthetically-pleasing color palette [closed]
...olor mix) {
Random random = new Random();
int red = random.nextInt(256);
int green = random.nextInt(256);
int blue = random.nextInt(256);
// mix the color
if (mix != null) {
red = (red + mix.getRed()) / 2;
green = (green + mix.getGreen()) / 2;
blue = ...
Output to the same line overwriting previous output?
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192
Here's code for Python 3.x:
print(os.path.getsize(file_name)/1024+'KB / '+size+' KB downloaded!...
How to make an unaware datetime timezone aware in python
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12 Answers
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How to include view/partial specific styling in AngularJS
...The repo is located here. Feel free to check it out for more info.
UPDATE 2: This answer is great if all you need is a lightweight solution for pulling in stylesheets for your routes. If you want a more complete solution for managing on-demand stylesheets throughout your application, you may want t...
PostgreSQL disable more output
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251
To disable pagination but retain the output, use:
\pset pager off
To remember this setting,...
How do I tar a directory of files and folders without including the directory itself?
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238
cd my_directory/ && tar -zcvf ../my_dir.tgz . && cd -
should do the job in ...
Why modelVersion of pom.xml is necessary and always set to 4.0.0?
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It is always set to 4.0.0 in Maven 2 and 3, because, at present, there is no other model.
Notice that modelVersion contains 4.0.0. That is currently the only supported POM version, and is always required. [source]
But it wouldn't necessarily need to alwa...
OpenCV C++/Obj-C: Detecting a sheet of paper / Square Detection
... // try several threshold levels
const int threshold_level = 2;
for (int l = 0; l < threshold_level; l++)
{
// Use Canny instead of zero threshold level!
// Canny helps to catch squares with gradient shading
if (l == 0)
...