I'm wondering if there's a trick to put the current date in the YAML front-matter of a .rmd document to be processed by knitr and the rmarkdown package. I used to have the following line at the top of my wiki pages, ...

How can I iterate over a Set / HashSet without the following? 8 Answers 8 ...

I have an SVN file which is now missing some logic and so I need to go back about 40 revisions to the time when it had the logic I need. Other than trying to view a diff of the file in the command line ( very hard to read ), is there any way I could get a copy of that file to review so I can study i...

Without creating a branch and doing a bunch of funky work on a new branch, is it possible to break a single commit into a few different commits after it's been committed to the local repository? ...

For example, Assume that I'm in form 1 then I want: 15 Answers 15 ...

I've got some PNG images with transparency, and I need to create versions with the image layer composed onto a white background. I've tried various things with Image Magick "convert" operations, but either nothing happens at all or I get an error. I don't want to go to an intermediate JPG form bec...

Both 2 libs are designed for async i/o scheduling, and both engages epoll on linux, and kqueue on FreeBSD, etc. 2 Answers ...

Does anyone know of a way to save the console.log output in Chrome to a file? Or how to copy the text out of the console? ...

I want to get the size of free memory on internal/external storage of my device programmatically. I'm using this piece of code : ...

Hi I'm trying to install Grunt on Windows 7 64 bit. I have installed Grunt using commands 4 Answers ...