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How do I print out the contents of an object in Rails for easy debugging?
...post_controller.rb
def index
@posts = Post.all
end
#app/view/posts/index.html.erb
<%= debug(@posts) %>
#start your server
rails -s
results (in browser)
- !ruby/object:Post
raw_attributes:
id: 2
title: My Second Post
body: Welcome! This is another example post
published...
What's the foolproof way to tell which version(s) of .NET are installed on a production Windows Serv
...
http://www.asoft.be/prod_netver.html
Use this "good, lightweight, no-install-required program"
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follo...
Find JavaScript function definition in Chrome
...dev tools, hit Ctrl+f, and it will search for the JS function in all panes(HTML/CSS/Javascript/etc.). This does it, unlike the regex features mentioned in other answers.
– javaBean007
Nov 4 '16 at 19:10
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Fastest way to duplicate an array in JavaScript - slice vs. 'for' loop
...g about blink browsers. Isn't blink just a layout engine, mainly affecting HTML rendering, and thus unimportant? I thought we'd rather talk about V8, Spidermonkey and friends here. Just a thing that confused me. Enlighten me, if I'm wrong.
– Neonit
Oct 30 '16 a...
Selectors in Objective-C?
...brary/archive/documentation/General/Conceptual/DevPedia-CocoaCore/Selector.html
A selector is the name used to select a method to execute for an object, or the unique identifier that replaces the name when the source code is compiled. A selector by itself doesn’t do anything. It simply identif...
Why does Ruby 1.9.2 remove “.” from LOAD_PATH, and what's the alternative?
... (see, for example, http://www.faqs.org/faqs/unix-faq/faq/part2/section-13.html). I assume the Ruby folks have been persuaded of the wisdom of not doing that.
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Drop unused factor levels in a subsetted data frame
...rop in the forcats package http://forcats.tidyverse.org/reference/fct_drop.html.
It differs from droplevels in the way it deals with NA:
f <- factor(c("a", "b", NA), exclude = NULL)
droplevels(f)
# [1] a b <NA>
# Levels: a b <NA>
forcats::fct_drop(f)
# [1] a b <NA&g...
How do I “decompile” Java class files? [closed]
...
kpdus.com/jad.html is some AD link
– marcinj
Nov 7 '16 at 15:15
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Get itunes link for app before submitting
...or your apps and company: developer.apple.com/library/ios/qa/qa1633/_index.html
– eldermao
Jun 22 '14 at 6:19
...
Can someone explain the dollar sign in Javascript?
...xplanation: http://www.vcarrer.com/2010/10/about-dollar-sign-in-javascript.html
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