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How do I get the logfile from an Android device?
...as a string variable.
SendLog is an open source App which does just this: http://www.l6n.org/android/sendlog.shtml
The key is to run logcat on the device in the embedded OS. It's not as hard as it sounds, just check out the open source app in the link.
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How do you turn a Mongoose document into a plain object?
...I believe what you're looking for should be the result of doc.toObject().
http://mongoosejs.com/docs/api.html#document_Document-toObject
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How can I create a directly-executable cross-platform GUI app using Python?
...The latter is less mature, but can be used for free.
Complete list is at http://wiki.python.org/moin/GuiProgramming
Single executable (all platforms)
PyInstaller - the most active(Could also be used with PyQt)
fbs - if you chose Qt above
Single executable (Windows)
py2exe - used to be the m...
Semi-transparent color layer over background-image?
...
You can also use a linear gradient and an image:
http://codepen.io/anon/pen/RPweox
.background{
background: linear-gradient(rgba(0,0,0,.5), rgba(0,0,0,.5)),
url('http://www.imageurl.com');
}
This is because the linear gradient function creates an Image which is add...
Coalesce function for PHP?
...echo '' ?: 'B';
// B
echo false ?: 'B';
// B
echo null ?: 'B';
Source: http://www.php.net/ChangeLog-5.php#5.3.0
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Set a cookie to never expire
...late the age of the cookie according to the age calculation
rules in the HTTP/1.1 specification [RFC2616]. When the age is
greater than delta-seconds seconds, the client SHOULD discard the
cookie. A value of zero means the cookie SHOULD be discarded
immediately.
and RFC 2616, 14.6 Age:
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C# elegant way to check if a property's property is null
...x.PropertyC);
This simple extension method and much more you can find on http://devtalk.net/csharp/chained-null-checks-and-the-maybe-monad/
EDIT:
After using it for moment I think the proper name for this method should be IfNotNull() instead of original With().
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How to print out more than 20 items (documents) in MongoDB's shell?
...ow more about what else you can do, I suggest you to look at this article: http://mo.github.io/2017/01/22/mongo-db-tips-and-tricks.html
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How do RVM and rbenv actually work?
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I wrote an in-depth article: http://niczsoft.com/2011/11/what-you-should-know-about-rbenv-and-rvm/
The basic difference is where the shell environment is changed:
RVM: it's changed when you change Ruby.
rbenv: it's changed when you run a Ruby/gem exec...
Get index of array element faster than O(n)
...')
# get LAST index of element searched
puts array.rindex('a')
index: http://www.ruby-doc.org/core-1.9.3/Array.html#method-i-index
rindex: http://www.ruby-doc.org/core-1.9.3/Array.html#method-i-rindex
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