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Difference between git checkout --track origin/branch and git checkout -b branch origin/branch
...wo commands have the same effect (thanks to Robert Siemer’s answer for pointing it out).
The practical difference comes when using a local branch named differently:
git checkout -b mybranch origin/abranch will create mybranch and track origin/abranch
git checkout --track origin/abranch will o...
What's the difference between window.location= and window.location.replace()?
Is there a difference between these two lines?
2 Answers
2
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How do I associate file types with an iPhone application?
On the subject of associating your iPhone app with file types.
4 Answers
4
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Get first key in a (possibly) associative array?
What's the best way to determine the first key in a possibly associative array? My first thought it to just foreach the array and then immediately breaking it, like this:
...
Why does Unicorn need to be deployed together with Nginx?
I would like to know the difference between Nginx and Unicorn. As far as I understand, Nginx is a web server while Unicorn is a Ruby HTTP server.
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Is cout synchronized/thread-safe?
In general I assume that streams are not synchronized, it is up to the user to do appropriate locking. However, do things like cout get special treatment in the standard library?
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How can you integrate a custom file browser/uploader with CKEditor?
The official documentation is less than clear - what's the correct way to integrate a custom file browser/uploader with CKEditor? (v3 - not FCKEditor)
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C++ Dynamic Shared Library on Linux
...
myclass.h
#ifndef __MYCLASS_H__
#define __MYCLASS_H__
class MyClass
{
public:
MyClass();
/* use virtual otherwise linker will try to perform static linkage */
virtual void DoSomething();
private:
int x;
};
#endif
myclass.cc
#include "myclass.h"
#...
ExpressJS How to structure an application?
I'm using the ExpressJS web framework for NodeJS.
21 Answers
21
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How do I make a list of data frames?
...is isn't related to your question, but you want to use = and not <- within the function call. If you use <-, you'll end up creating variables y1 and y2 in whatever environment you're working in:
d1 <- data.frame(y1 <- c(1, 2, 3), y2 <- c(4, 5, 6))
y1
# [1] 1 2 3
y2
# [1] 4 5 6
This...