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How can you hide database output in Rails console?
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A better way of doing this is by typing this into the console:
ActiveRecord::Base.logger.level = 1
as it prevents problems trying use a pointer to a logger that is set to nil (source: Disable Rails SQL logging in console)
To turn it back on
ActiveRecord::Base.logger.level = 0
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HTML/CSS: Making two floating divs the same height
...dth: 100%;
}
#left-col {
float: left;
width: 50%;
background-color: orange;
padding-bottom: 500em;
margin-bottom: -500em;
}
#right-col {
float: left;
width: 50%;
margin-right: -1px; /* Thank you IE */
border-left: 1px solid black;
background-color: red;
padding-b...
Android list view inside a scroll view
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The shortest & easiest solution for any ChildView to scroll inside a ScrollView. Anything like ListView, RecyclerView, etc. You do not have to do anything special in code.
Just replace ScrollView with androidx.core.widget.Neste...
Why doesn't ruby support method overloading?
Instead of supporting method overloading Ruby overwrites existing methods. Can anyone explain why the language was designed this way?
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how to draw directed graphs using networkx in python?
...below, I want to use Arrow to go from A to D and probably have the edge colored too in (red or something).
6 Answers
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Why an interface can not implement another interface?
...ntation, when interface is meant to declare just to provide interface not for implementation.
A 100% abstract class is functionally equivalent to an interface but it can also have implementation if you wish (in this case it won't remain 100% abstract), so from the JVM's perspective they are differe...
Unicode (UTF-8) reading and writing to files in Python
...inted out in their answers you should just enter the characters in the editor and your editor should then handle the conversion to UTF-8 and save it.
If you actually have a string in this format you can use the string_escape codec to decode it into a normal string:
In [15]: print 'Capit\\xc3\\xa1n...
In Python, how do I read the exif data for an image?
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You can use the _getexif() protected method of a PIL Image.
import PIL.Image
img = PIL.Image.open('img.jpg')
exif_data = img._getexif()
This should give you a dictionary indexed by EXIF numeric tags. If you want the dictionary indexed by the actual EXIF tag name strings, try something ...
Is it possible to cherry-pick a commit from another git repository?
I'm working with a git repository that needs a commit from another git repository that knows nothing of the first.
11 Answe...
why is plotting with Matplotlib so slow?
...s. Right now I'm trying matplotlib and I'm quite disappointed with the performance. The following example is modified from SciPy examples and gives me only ~ 8 frames per second!
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