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Span inside anchor or anchor inside span or doesn't matter?
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It is perfectly valid (at least by HTML 4.01 and XHTML 1.0 standards) to nest either a <span> inside an <a> or an <a> inside a <span>.
Just to prove it to yourself, you can always check it out an the W3C MarkUp Validation Service
I tried validating:
<...
How to find all serial devices (ttyS, ttyUSB, ..) on Linux without opening them?
...y/ttyUSB0 -> ../../devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.4/2-1.4:1.0/ttyUSB0/tty/ttyUSB0/
lrwxrwxrwx 1 root root 0 2012-03-28 20:44 /sys/class/tty/ttyUSB1 -> ../../devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.3/2-1.3:1.0/ttyUSB1/tty/ttyUSB1/
Following one of these links:
# ll /sys/cl...
sudo echo “something” >> /etc/privilegedFile doesn't work
...udo bash -c "cat <<EOIPFW >> /etc/ipfw.conf
<?xml version=\"1.0\" encoding=\"UTF-8\"?>
<plist version=\"1.0\">
<dict>
<key>Label</key>
<string>com.company.ipfw</string>
<key>Program</key>
<string>/sbin/ipfw<...
Rails 3 execute custom sql query without a model
...onnection.execute which returns a ActiveRecord::Result (available in rails 3.1+) which is a bit easier to work with.
Then you can access it in various the result in various ways like .rows, .each, or .to_hash
From the docs:
result = ActiveRecord::Base.connection.exec_query('SELECT id, title, bod...
What is the difference between '/' and '//' when used for division?
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// implements "floor division", regardless of your type. So
1.0/2.0 will give 0.5, but both 1/2, 1//2 and 1.0//2.0 will give 0.
See https://docs.python.org/whatsnew/2.2.html#pep-238-changing-the-division-operator for details
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How to change UIPickerView height
...s.size.height/2);
CGAffineTransform s0 = CGAffineTransformMakeScale (1.0, 0.5);
CGAffineTransform t1 = CGAffineTransformMakeTranslation (0, -pickerview.bounds.size.height/2);
pickerview.transform = CGAffineTransformConcat (t0, CGAffineTransformConcat(s0, t1));
The above code change ...
Check if object is file-like in Python
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For 3.1+, one of the following:
isinstance(something, io.TextIOBase)
isinstance(something, io.BufferedIOBase)
isinstance(something, io.RawIOBase)
isinstance(something, io.IOBase)
For 2.x, "file-like object" is too vague a thin...
Windows API Code Pack: Where is it? [closed]
...ontrary to what the description would make you believe. It is only version 1.0 though so it's missing some things.
– kjbartel
Sep 26 '14 at 0:58
1
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How can I check the system version of Android?
Does anyone know how can I check the system version (e.g. 1.0 , 2.2 , etc.) programatically?
13 Answers
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Access properties file programmatically with Spring?
...s workaround to the 'new' PropertySourcesPlaceholderConfigurer from Spring 3.1+ but I've found that the method processProperties(ConfigurableListableBeanFactory beanFactory, Properties props) is now deprecated and therefore now there's no access to the 'props' argument. Looking at the sources of Pro...