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What's the magic of “-” (a dash) in command-line parameters?
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edited Nov 8 '11 at 3:15
answered Nov 8 '11 at 3:09
p...
Bootstrap 3 jquery event for active tab change
...nt of time trying to fire a function when the tab changes of the bootstrap 3 tab/navbar and literally all suggestions google spat out were wrong/did not work.
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How to Create Grid/Tile View?
... of jQuery plugin to create masonry layout.
Alternatively, you can use CSS3 columns. But for now jQuery based plugin is the best choice since there is compatibility issue with CSS3 column.
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How to append multiple values to a list in Python
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384
You can use the sequence method list.extend to extend the list by multiple values from any kin...
How to handle many-to-many relationships in a RESTful API?
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136
In a RESTful interface, you can return documents that describe the relationships between resour...
Exception NoClassDefFoundError for CacheProvider
...ate so I'm trying to implement some simple web application based on Spring 3 + hibernate 4
while I start tomcat I have this exception:
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How do I remove leading whitespace in Python?
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324
The lstrip() method will remove leading whitespaces, newline and tab characters on a string be...
When to use ' (or quote) in Lisp?
... passed to it are evaluated. This means you can write this:
(* (+ a 2)
3)
Which in turn evaluates (+ a 2), by evaluating a and 2. The value of the symbol a is looked up in the current variable binding set, and then replaced. Say a is currently bound to the value 3:
(let ((a 3))
(* (+ a 2)
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Understanding dict.copy() - shallow or deep?
...ed by value, but just creating a new reference.
>>> a = {1: [1,2,3]}
>>> b = a.copy()
>>> a, b
({1: [1, 2, 3]}, {1: [1, 2, 3]})
>>> a[1].append(4)
>>> a, b
({1: [1, 2, 3, 4]}, {1: [1, 2, 3, 4]})
In contrast, a deep copy will copy all contents by value....
Determine if Python is running inside virtualenv
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233
The most reliable way to check for this is to check whether sys.prefix == sys.base_prefix. If t...