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“for” vs “each” in Ruby
...r
end
is more idiomatic. While Ruby supports looping constructs like for and while, the block syntax is generally preferred.
Another subtle difference is that any variable you declare within a for loop will be available outside the loop, whereas those within an iterator block are effectively priv...
How to run two jQuery animations simultaneously?
... @pilau It will be executed when the document is ready. This is a shorthand for $(document).ready(function(){}); and enables you to put your javascript code before your element definition.
– Raphael Michel
May 8 '13 at 17:31
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How to use Python's pip to download and keep the zipped files for a package?
If I want to use the pip command to download a package (and its dependencies), but keep all of the zipped files that get downloaded (say, django-socialregistration.tar.gz) - is there a way to do that?
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How to get a list of repositories apt-get is checking? [closed]
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Did someone enhance the output (summarizing urls etc) and want to share his command here?
– lony
Apr 18 '17 at 12:30
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In Python, using argparse, allow only positive integers
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type would be the recommended option to handle conditions/checks, as in Yuushi's answer.
In your specific case, you can also use the choices parameter if your upper limit is also known:
parser.add_argument('foo', type=int, choices=xrange(5, 10))
Note: Use range ...
How to Set Opacity (Alpha) for View in Android
...lar problem with a TextView. I was able to solve it, by extending TextView and overriding onSetAlpha. Maybe you could try something similar with your button:
import android.content.Context;
import android.util.AttributeSet;
import android.widget.TextView;
public class AlphaTextView extends TextVie...
sql server invalid object name - but tables are listed in SSMS tables list
...hould refresh the data cached by Intellisense to provide typeahead support and pre-execution error detection.
NOTE: Your cursor must be in the query editor for the IntelliSense menu to be visible.
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Restoring Nuget References?
...he packages.
In the NuGet Package Manager Console enter the following command:
Update-Package -Reinstall -ProjectName Your.Project.Name
If you want to re-install packages and restore references for the whole solution omit the -ProjectName parameter.
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How do I replace text in a selection?
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This frustrated the heck out of me, and none of the above answers really got me what I wanted. I finally found the answer I was looking for, on a mac if you do ⌘ + option + F it will bring up a Find-Replace bar at the bottom of your editor which is local to t...
Compiling problems: cannot find crt1.o
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The problem is you likely only have the gcc for your current architecture and that's 64bit. You need the 32bit support files. For that, you need to install them
sudo apt install gcc-multilib
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