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In Matlab, when is it optimal to use bsxfun?
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There are three reasons I use bsxfun (documentation, blog link)
bsxfun is faster than repmat (see below)
bsxfun requires less typing
Using bsxfun, like using accumarray, makes me feel good about my understanding of Matlab.
bsxfun will replicate the input arrays along their "singlet...
Deserialize json object into dynamic object using Json.net
...urn a dynamic object from a json deserialization using json.net? I would like to do something like this:
8 Answers
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EOFError: end of file reached issue with Net::HTTP
I am using ruby-1.8.7-p302/Rails 2.3.11. I am trying to use FQL (Facebook API) to get stats for a link. Here's my code:
7 A...
annotation to make a private method public only for test classes [duplicate]
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The common way is to make the private method protected or package-private and to put the unit test for this method in the same package as the class under test.
Guava has a @VisibleForTesting annotation, but it's only for documentation purposes.
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Recursive file search using PowerShell
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Shay LevyShay Levy
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Why is it wrong to use std::auto_ptr with standard containers?
...logically independent. std::auto_ptr does not fulfill this requirement.
Take for example this code:
class X
{
};
std::vector<std::auto_ptr<X> > vecX;
vecX.push_back(new X);
std::auto_ptr<X> pX = vecX[0]; // vecX[0] is assigned NULL.
To overcome this limitation, you should us...
Is it possible to perform a 'grep search' in all the branches of a Git project?
...d about the argument size, so if you run into this problem, do something like:
git rev-list --all | (while read rev; do git grep -e <regexp> $rev; done)
(see an alternative in the last section of this answer, below)
Don't forget those settings, if you want them:
# Allow Extended Regular ...
Revert the `--no-site-packages` option with virtualenv
I have created a virtualenv using the --no-site-packages option and installed lots of libraries. Now I would like to revert the --no-site-packages option and use also the global packages.
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What does “./” (dot slash) refer to in terms of an HTML file path location?
I know ../ means go up a path, but what does ./ mean exactly?
10 Answers
10
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What is lexical scope?
...ough examples. :)
First, lexical scope (also called static scope), in C-like syntax:
void fun()
{
int x = 5;
void fun2()
{
printf("%d", x);
}
}
Every inner level can access its outer levels.
There is another way, called dynamic scope used by the first implementation of ...