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How can I get the list of files in a directory using C or C++?
...Ronkko. In Unix, it is a standard header.
UPDATE 2017:
In C++17 there is now an official way to list files of your file system: std::filesystem. There is an excellent answer from Shreevardhan below with this source code:
#include <string>
#include <iostream>
#include <filesystem>...
Want to find records with no associated records in Rails
...
This is really good! Thanks! Now if the rails gods could perhaps implement it as a simple Person.where(contacts: nil) or Person.with(contact: contact) if using where encroaches too far into 'properness' - but given that contact: is already being parsed a...
Is returning by rvalue reference more efficient?
...e following
Beta_ab
Beta::toAB() const {
return Beta_ab(1, 1);
}
Now, it's properly moving a temporary Beta_ab object into the return value of the function. If the compiler can, it will avoid the move altogether, by using RVO (return value optimization). Now, you can do the following
Beta...
Android: textColor of disabled button in selector not showing?
...ce guy edited it to color but forgot to update it to @color in buttyStyle. Now its updated.
– Adil Soomro
May 15 '13 at 9:40
5
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Push git commits & tags simultaneously
... push" to push relevant annotated tags when pushing branches out.
You can now try, when pushing new commits:
git push --follow-tags
That won't push all the local tags though, only the one referenced by commits which are pushed with the git push.
Git 2.4.1+ (Q2 2015) will introduce the option push....
Catch-22 prevents streamed TCP WCF service securable by WIF; ruining my Christmas, mental health
...hentication
client hits server with authentication token
server accepts.
Now, if you ever try to enable MTOM streaming on an WCF endpoint on the server, it will not complain. But, when you configure it on the client proxy (as you should, they must match bindings) it will explode in a fiery death. ...
What's the difference between using CGFloat and float?
... to make your app 64-bit clean and try running it as such, since most Macs now have 64-bit CPUs and Snow Leopard is fully 64-bit, including the kernel and user applications. Apple's 64-bit Transition Guide for Cocoa is a useful resource.
...
Why use the params keyword?
I know this is a basic question, but I couldn't find an answer.
10 Answers
10
...
Moving Files into a Real Folder in Xcode
...o them to match what you did in step 1.
All the references in Xcode should now be red (that's OK!).
From the Identity and Type manager, select the Group in Xcode that you want to relocate, then click the folder icon from the info pane:
In the Finder selection dialog, locate the equivalent new fol...
How to convert R Markdown to PDF?
...
Updated Answer (10 Feb 2013)
rmarkdown package:
There is now an rmarkdown package available on github that interfaces with Pandoc.
It includes a render function. The documentation makes it pretty clear how to convert rmarkdown to pdf among a range of other formats. This includes i...