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What is the direction of stack growth in most modern systems?

... Stack growth doesn't usually depend on the operating system itself, but on the processor it's running on. Solaris, for example, runs on x86 and SPARC. Mac OSX (as you mentioned) runs on PPC and x86. Linux runs on everything from my big honkin' Syste...
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How to check if a line is blank using regex

... Actually in multiline mode a more correct answer is this: /((\r\n|\n|\r)$)|(^(\r\n|\n|\r))|^\s*$/gm The accepted answer: ^\s*$ does not match a scenario when the last line is blank (in multiline mode). ...
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Generate a Hash from string in Javascript

... hash = ((hash << 5) - hash) + chr; hash |= 0; // Convert to 32bit integer } return hash; } }); Source: http://werxltd.com/wp/2010/05/13/javascript-implementation-of-javas-string-hashcode-method/ sh...
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Database design for a survey [closed]

...ring what would be the best way to implement this in the database, specifically the tables required. The survey contains different types of questions. For example: text fields for comments, multiple choice questions, and possibly questions that could contain more than one answer (i.e. check all that...
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How to Sync iPhone Core Data with web server, and then push to other devices? [closed]

... multiple devices, such as an iPad or a Mac. There are not many (if any at all) sync frameworks for use with Core Data on iOS. However, I have been thinking about the following concept: ...
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Graph Algorithm To Find All Connections Between Two Arbitrary Vertices

...d with a depth-first search of the graph. The depth-first search will find all non-cyclical paths between two nodes. This algorithm should be very fast and scale to large graphs (The graph data structure is sparse so it only uses as much memory as it needs to). I noticed that the graph you specifie...
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.htm vs .html ? Which file extension naming is more correct? [closed]

...ays use the shorter .htm for our file names since file extensions are typically 3 characters long. AND MORE ON: http://www.sightspecific.com/~mosh/WWW_FAQ/ext.html or http://www.sightspecific.com/~mosh/WWW_FAQ/ext.htm I think I should add this part here: There is one single slight difference betw...
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How do you open an SDF file (SQL Server Compact Edition)? [closed]

... and query it with some UI. How can I do this? I have no Visual Studio installed on the machine and I would like to install as little software as possible. ...
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What algorithm can be used for packing rectangles of different sizes into the smallest rectangle pos

Ive got a bunch of rectangular objects which I need to pack into the smallest space possible (the dimensions of this space should be powers of two). ...
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Regex group capture in R with multiple capture-groups

... and str_match_all() to match all groups in a regex – smci Mar 26 '14 at 15:49 ...