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What does the unary plus operator do?
What does the unary plus operator do? There are several definitions that I have found ( here and here ) but I still have no idea what it would be used for. It seems like it doesn't do anything but there has be a reason for it, right?
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Spring @PropertySource using YAML
Spring Boot allows us to replace our application.properties files with YAML equivalents. However I seem to hit a snag with my tests. If I annotate my TestConfiguration (a simple Java config), it is expecting a properties file.
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I change the capitalization of a directory and Git doesn't seem to pick up on it
...e change. It still thinks the directories are lowercase when I run git ls-files and other commands.
11 Answers
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Return first N key:value pairs from dict
Consider the following dictionary, d:
18 Answers
18
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Oracle “(+)” Operator
I am checking some old SQL Statements for the purpose of documenting them and probably enhancing them.
4 Answers
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How do you round a float to two decimal places in jruby
JRuby 1.6.x. How do you round a float to decimal places in jruby.
6 Answers
6
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How to launch jQuery Fancybox on page load?
I would like to launch a Fancybox (e.g. Fancybox's version of a modal or light box) on page load. I could bind it to a hidden anchor tag and fire the click event of that anchor tag via JavaScript, but I would rather just launch the Fancybox directly and avoid the extra anchor tag.
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What is a elegant way in Ruby to tell if a variable is a Hash or an Array?
...@some_var.is_a?(Hash)
It's worth noting that the "is_a?" method is true if the class is anywhere in the objects ancestry tree. for instance:
@some_var.is_a?(Object) # => true
the above is true if @some_var is an instance of a hash or other class that stems from Object. So, if you want a str...
How to get the current URL within a Django template?
...## template
{{ request.path }} # -without GET parameters
{{ request.get_full_path }} # - with GET parameters
Old:
## settings.py
TEMPLATE_CONTEXT_PROCESSORS = (
'django.core.context_processors.request',
)
## views.py
from django.template import *
def home(request):
return render_to_...
“unrecognized import path” with go get
...ou installed Go in /usr/local/go.
So change your GOROOT path to the value of /usr/local/go/bin.
It seems that you meant to have your workspace (GOPATH) located at /home/me/go.
This might fix your problem.
Add this to the bottom of your bash profile, located here => $HOME/.profile
export GOROOT...