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Is there a print_r or var_dump equivalent in Ruby / Ruby on Rails?
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#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_at: '2015-10-19 23:00:43.469520'
created_at: '2015-10-20 00:00:43.470739'
updated_at: '2015-10-20 00:0...
How can I extract audio from video with ffmpeg?
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134
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Replace all 0 values to NA
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This works, and is more flexible than the accepted answer.
– drT
Aug 27 at 7:28
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How to change tab size on GitHub?
...s can be done by through an additional query parameter. See his answer for more details.
Original answer
Is that possible to change this configuration to 2 or 4 spaces?
No. It's only available as part of the editing feature through the Ace editor and the change is not persisted.
This blog po...
How to add parameters to HttpURLConnection using POST using NameValuePair
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189
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How to save an image locally using Python whose URL address I already know?
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Python 2
Here is a more straightforward way if all you want to do is save it as a file:
import urllib
urllib.urlretrieve("http://www.digimouth.com/news/media/2011/09/google-logo.jpg", "local-filename.jpg")
The second argument is the local pat...
Streaming video from Android camera to server
... you have to build the C code with the NDK. Simply put, run ndk-build. For more information, read the NDK documentation.
– Paul Lammertsma
Jun 5 '14 at 7:33
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What is the string length of a GUID?
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How do I get the web page contents from a WebView?
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If list index exists, do X
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Could it be more useful for you to use the length of the list len(n) to inform your decision rather than checking n[i] for each possible length?
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