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ZSH complains about RVM __rvm_cleanse_variables: function definition file not found
... edited Sep 21 at 9:23
Grzegorz
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answered May 14 '12 at 14:10
Tyl...
What's the difference between tag and release?
...specific commit. This pointer can be super charged with some additional information (identity of the creator of the tag, a description, a GPG signature, ...).
A tag is a git concept whereas a Release is GitHub higher level concept.
As stated in the official announcement post from the GitHub blog: ...
What is the Git equivalent for revision number?
We use SVN at work, but for my personal projects I decided to use Git. So I installed Git yesterday, and I wonder what is the revision number equivalent in Git .
...
In c++ what does a tilde “~” before a function name signify?
...
It's the destructor, it destroys the instance, frees up memory, etc. etc.
Here's a description from ibm.com:
Destructors are usually used to deallocate memory and do other cleanup for a class object and its class members when the object is ...
Assigning a variable NaN in python without numpy
...
Yes -- use math.nan.
>>> from math import nan
>>> print(nan)
nan
>>> print(nan + 2)
nan
>>> nan == nan
False
>>> import math
>>> math.isnan(nan)
True
Before Python 3.5, one could use float("nan") (case insensitive).
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Create an empty object in JavaScript with {} or new Object()?
...ere is no benefit to using new Object(); - whereas {}; can make your code more compact, and more readable.
For defining empty objects they're technically the same. The {} syntax is shorter, neater (less Java-ish), and allows you to instantly populate the object inline - like so:
var myObject = {
...
What's so bad about in-line CSS?
...always in a separate file, named something like "main.css", "default.css", or "Site.css". However, when I'm coding up a page, I'm often tempted to throw the CSS in-line with a DOM element, such as by setting "float: right" on an image. I get the feeling that this is "bad coding", since it's so rarel...
What is the zero for string?
...e
k := NewKey(c, "kind", "", 0, p)
From the specification :
When memory is allocated to store a value, either through a
declaration or a call of make or new, and no explicit initialization
is provided, the memory is given a default initialization. Each
element of such a value is set to ...
How can I add a key/value pair to a JavaScript object?
...3";
Using square bracket notation:
obj["key3"] = "value3";
The first form is used when you know the name of the property. The second form is used when the name of the property is dynamically determined. Like in this example:
var getProperty = function (propertyName) {
return obj[propertyNa...
Mediator Vs Observer Object-Oriented Design Patterns
I have been reading the Gang Of Four , in order to solve some of my problems and came across the Mediator pattern.
8 Ans...