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Determine path of the executing script
...dirname(sys.frame(1)$ofile)
returns the path of the current script file. It works after the script was saved.
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Ruby - elegantly convert variable to an array if not an array already
... or Array(foo) will work most of the time, but for some cases like a hash, it messes it up.
Array([1, 2, 3]) # => [1, 2, 3]
Array(1) # => [1]
Array(nil) # => []
Array({a: 1, b: 2}) # => [[:a, 1], [:b, 2]]
[*[1, 2, 3]] # => [1, 2, 3]
[*1] # => ...
How to compare two Dates without the time portion?
...dDate = second.toLocalDate();
return firstDate.compareTo(secondDate);
EDIT: As noted in comments, if you use DateTimeComparator.getDateOnlyInstance() it's even simpler :)
// TODO: consider extracting the comparator to a field.
return DateTimeComparator.getDateOnlyInstance().compare(first, second...
How to install packages offline?
What's the best way to download a python package and it's dependencies from pypi for offline installation on another machine? Is there any easy way to do this with pip or easy_install? I'm trying to install the requests library on a FreeBSD box that is not connected to the internet.
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'\r': command not found - .bashrc / .bash_profile [duplicate]
...s in Cygwin...
Try running the dos2unix command on the file in question.
It might help when you see error messages like this:
-bash: '\r': command not found
Windows style newline characters can cause issues in Cygwin.
The dos2unix command modifies newline characters so they are Unix / Cygwin c...
How to add footnotes to GitHub-flavoured Markdown?
I am just trying to add footnotes in my GitHub Gist , but it doesn't work:
10 Answers
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Can't append element
... directly (by which I mean creating the HTML from text like you're trying with the script tag), but when you do them with built-in commands things go better. Try this:
var script = document.createElement( 'script' );
script.type = 'text/javascript';
script.src = url;
$("#someElement").append( scri...
How to scroll HTML page to given anchor?
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That doesn't actually scroll though, it just jumps. At that point you might as well just link to the anchor <a href="#anchorName">link</a>
– Ryan
Feb 7 '14 at 22:32
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What is the lifetime of a static variable in a C++ function?
If a variable is declared as static in a function's scope it is only initialized once and retains its value between function calls. What exactly is its lifetime? When do its constructor and destructor get called?
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Best practice? - Array/Dictionary as a Core Data Entity Attribute [closed]
...a as an attribute (e.g. the elements that make up an address like street, city, etc. does not require a separate entity and is more conveniently stored as a dictionary/array than separate attributes/fields). Thank you.
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