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What command means “do nothing” in a conditional in Bash?
... echo "2"
fi
From the bash manual:
: (a colon)
Do nothing beyond expanding arguments and performing redirections. The return status is zero.
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Dispelling the UIImage imageNamed: FUD
...ince then. Retina makes images bigger and loading them slightly more complex. With the built in support for iPad and retina images, you should certainly use ImageNamed in your code .
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Delete files older than 3 months old in a directory using .NET
...ain directory older than 3 months, but I guess the date period could be flexible.
18 Answers
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unable to install pg gem
... postgresql will get you the packages you need.
– Alex LaFroscia
Dec 24 '14 at 16:33
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@Fivell t...
How to check which version of v8 is installed with my NodeJS?
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zlib: '1.2.8',
modules: '11',
openssl: '1.0.1j',
npm: '1.4.28',
xsjs: '0.1.5' }
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Make UINavigationBar transparent
...to have a transparent navbar. How do I revert to the original style after exiting that VC?
– Guilherme
Feb 6 '15 at 19:16
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Using IPython notebooks under version control
... (for the following, let us assume ~/bin/ipynb_output_filter.py)
Make it executable (chmod +x ~/bin/ipynb_output_filter.py)
Create the file ~/.gitattributes, with the following content
*.ipynb filter=dropoutput_ipynb
Run the following commands:
git config --global core.attributesfile ~/.gitat...
jquery-ui-dialog - How to hook into dialog close event
...Dialog has never been opened before on a page, then the overlay div won't exist in the DOM. Hence, you may consider doing something like this instead: $('body').on('dialogclose', '.ui-dialog', function(){...});
– thdoan
Oct 16 '15 at 4:32
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Rails 3 migrations: Adding reference column?
If I create a new rails 3 migration with (for example)
10 Answers
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How to select an option from drop down using Selenium WebDriver C#?
I was trying for my web test selecting an option. An example can be found here: http://www.tizag.com/phpT/examples/formex.php
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