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Set default CRAN mirror permanent in R

... I added extra information, as it wasn't worth an extra answer and a bit too much for a comment. – Joris Meys Dec 12 '11 at 15:04 ...
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Parse RSS with jQuery

... Why the $this.find("link").text() always returns empty string ''? – Jeff Tian Oct 3 '14 at 11:56 @...
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GitHub README.md center image

... This works great, but using an anchor (#) over query string (?) is probably a better solution as I posted in this answer: stackoverflow.com/questions/255170/markdown-and-image-alignment/… - however I don't believe the github readme.md supports defining css. ...
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Python argparse: How to insert newline in the help text?

...s its own _split_lines method, so that any formatting done to e.g. version strings is preserved: parser.add_argument('--version', '-v', action="version", version="version...\n 42!") share | ...
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HTML5 canvas ctx.fillText won't do line breaks?

...les i am using the measureText() method which shows how long (in pixels) a string will be when printed. share | improve this answer | follow | ...
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rsync: how can I configure it to create target directory on server?

...ync /public/.keep /public/newfolder/ && rsync" \ it does create an extra file but you can remove later. – Fabiano Soriani Oct 7 '15 at 19:42 ...
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PHP Function Comments

... * Potential values are 'good', 'fair', 'poor' and 'unknown'. * @var string $foo */ public $foo = 'unknown'; /** * The status of life * Note that names of private properties or methods must be * preceeded by an underscore. * @var bool $_good */ privat...
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What is the fastest way to check if a class has a function defined?

... The responses herein check if a string is the name of an attribute of the object. An extra step (using callable) is needed to check if the attribute is a method. So it boils down to: what is the fastest way to check if an object obj has an attribute attrib...
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How do you determine the ideal buffer size when using FileInputStream?

...buffer size. If you pick a size that's too small, you'll waste time doing extra I/O operations and extra function calls. If you pick a size that's too big, you'll start seeing a lot of cache misses which will really slow you down. Don't use a buffer bigger than your L2 cache size. ...
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How does #include work in C++? [duplicate]

... words it's perfectly legal for an implementation to declare the name std::string directly or indirectly when using #include <vector>). Despite this however you are required by the language to know and tell the compiler which standard header includes which part of the standard library. This i...